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From chenh...@apache.org
Subject [2/3] hbase git commit: HBASE-14703 HTable.mutateRow does not collect stats (Heng Chen)
Date Thu, 24 Mar 2016 03:46:18 GMT
http://git-wip-us.apache.org/repos/asf/hbase/blob/c10afab6/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClientProtos.java
----------------------------------------------------------------------
diff --git a/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClientProtos.java b/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClientProtos.java
index e6e715d..1964140 100644
--- a/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClientProtos.java
+++ b/hbase-protocol/src/main/java/org/apache/hadoop/hbase/protobuf/generated/ClientProtos.java
@@ -29159,6 +29159,1095 @@ public final class ClientProtos {
     // @@protoc_insertion_point(class_scope:hbase.pb.RegionLoadStats)
   }
 
+  public interface MultiRegionLoadStatsOrBuilder
+      extends com.google.protobuf.MessageOrBuilder {
+
+    // repeated .hbase.pb.RegionSpecifier region = 1;
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    java.util.List<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier> 
+        getRegionList();
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier getRegion(int index);
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    int getRegionCount();
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    java.util.List<? extends org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder> 
+        getRegionOrBuilderList();
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder getRegionOrBuilder(
+        int index);
+
+    // repeated .hbase.pb.RegionLoadStats stat = 2;
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    java.util.List<org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats> 
+        getStatList();
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getStat(int index);
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    int getStatCount();
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    java.util.List<? extends org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder> 
+        getStatOrBuilderList();
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getStatOrBuilder(
+        int index);
+  }
+  /**
+   * Protobuf type {@code hbase.pb.MultiRegionLoadStats}
+   */
+  public static final class MultiRegionLoadStats extends
+      com.google.protobuf.GeneratedMessage
+      implements MultiRegionLoadStatsOrBuilder {
+    // Use MultiRegionLoadStats.newBuilder() to construct.
+    private MultiRegionLoadStats(com.google.protobuf.GeneratedMessage.Builder<?> builder) {
+      super(builder);
+      this.unknownFields = builder.getUnknownFields();
+    }
+    private MultiRegionLoadStats(boolean noInit) { this.unknownFields = com.google.protobuf.UnknownFieldSet.getDefaultInstance(); }
+
+    private static final MultiRegionLoadStats defaultInstance;
+    public static MultiRegionLoadStats getDefaultInstance() {
+      return defaultInstance;
+    }
+
+    public MultiRegionLoadStats getDefaultInstanceForType() {
+      return defaultInstance;
+    }
+
+    private final com.google.protobuf.UnknownFieldSet unknownFields;
+    @java.lang.Override
+    public final com.google.protobuf.UnknownFieldSet
+        getUnknownFields() {
+      return this.unknownFields;
+    }
+    private MultiRegionLoadStats(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      initFields();
+      int mutable_bitField0_ = 0;
+      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+          com.google.protobuf.UnknownFieldSet.newBuilder();
+      try {
+        boolean done = false;
+        while (!done) {
+          int tag = input.readTag();
+          switch (tag) {
+            case 0:
+              done = true;
+              break;
+            default: {
+              if (!parseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                done = true;
+              }
+              break;
+            }
+            case 10: {
+              if (!((mutable_bitField0_ & 0x00000001) == 0x00000001)) {
+                region_ = new java.util.ArrayList<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier>();
+                mutable_bitField0_ |= 0x00000001;
+              }
+              region_.add(input.readMessage(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.PARSER, extensionRegistry));
+              break;
+            }
+            case 18: {
+              if (!((mutable_bitField0_ & 0x00000002) == 0x00000002)) {
+                stat_ = new java.util.ArrayList<org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats>();
+                mutable_bitField0_ |= 0x00000002;
+              }
+              stat_.add(input.readMessage(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.PARSER, extensionRegistry));
+              break;
+            }
+          }
+        }
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        throw e.setUnfinishedMessage(this);
+      } catch (java.io.IOException e) {
+        throw new com.google.protobuf.InvalidProtocolBufferException(
+            e.getMessage()).setUnfinishedMessage(this);
+      } finally {
+        if (((mutable_bitField0_ & 0x00000001) == 0x00000001)) {
+          region_ = java.util.Collections.unmodifiableList(region_);
+        }
+        if (((mutable_bitField0_ & 0x00000002) == 0x00000002)) {
+          stat_ = java.util.Collections.unmodifiableList(stat_);
+        }
+        this.unknownFields = unknownFields.build();
+        makeExtensionsImmutable();
+      }
+    }
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return org.apache.hadoop.hbase.protobuf.generated.ClientProtos.internal_static_hbase_pb_MultiRegionLoadStats_descriptor;
+    }
+
+    protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return org.apache.hadoop.hbase.protobuf.generated.ClientProtos.internal_static_hbase_pb_MultiRegionLoadStats_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.class, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.Builder.class);
+    }
+
+    public static com.google.protobuf.Parser<MultiRegionLoadStats> PARSER =
+        new com.google.protobuf.AbstractParser<MultiRegionLoadStats>() {
+      public MultiRegionLoadStats parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        return new MultiRegionLoadStats(input, extensionRegistry);
+      }
+    };
+
+    @java.lang.Override
+    public com.google.protobuf.Parser<MultiRegionLoadStats> getParserForType() {
+      return PARSER;
+    }
+
+    // repeated .hbase.pb.RegionSpecifier region = 1;
+    public static final int REGION_FIELD_NUMBER = 1;
+    private java.util.List<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier> region_;
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    public java.util.List<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier> getRegionList() {
+      return region_;
+    }
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    public java.util.List<? extends org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder> 
+        getRegionOrBuilderList() {
+      return region_;
+    }
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    public int getRegionCount() {
+      return region_.size();
+    }
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier getRegion(int index) {
+      return region_.get(index);
+    }
+    /**
+     * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder getRegionOrBuilder(
+        int index) {
+      return region_.get(index);
+    }
+
+    // repeated .hbase.pb.RegionLoadStats stat = 2;
+    public static final int STAT_FIELD_NUMBER = 2;
+    private java.util.List<org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats> stat_;
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    public java.util.List<org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats> getStatList() {
+      return stat_;
+    }
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    public java.util.List<? extends org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder> 
+        getStatOrBuilderList() {
+      return stat_;
+    }
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    public int getStatCount() {
+      return stat_.size();
+    }
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getStat(int index) {
+      return stat_.get(index);
+    }
+    /**
+     * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getStatOrBuilder(
+        int index) {
+      return stat_.get(index);
+    }
+
+    private void initFields() {
+      region_ = java.util.Collections.emptyList();
+      stat_ = java.util.Collections.emptyList();
+    }
+    private byte memoizedIsInitialized = -1;
+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized != -1) return isInitialized == 1;
+
+      for (int i = 0; i < getRegionCount(); i++) {
+        if (!getRegion(i).isInitialized()) {
+          memoizedIsInitialized = 0;
+          return false;
+        }
+      }
+      memoizedIsInitialized = 1;
+      return true;
+    }
+
+    public void writeTo(com.google.protobuf.CodedOutputStream output)
+                        throws java.io.IOException {
+      getSerializedSize();
+      for (int i = 0; i < region_.size(); i++) {
+        output.writeMessage(1, region_.get(i));
+      }
+      for (int i = 0; i < stat_.size(); i++) {
+        output.writeMessage(2, stat_.get(i));
+      }
+      getUnknownFields().writeTo(output);
+    }
+
+    private int memoizedSerializedSize = -1;
+    public int getSerializedSize() {
+      int size = memoizedSerializedSize;
+      if (size != -1) return size;
+
+      size = 0;
+      for (int i = 0; i < region_.size(); i++) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(1, region_.get(i));
+      }
+      for (int i = 0; i < stat_.size(); i++) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(2, stat_.get(i));
+      }
+      size += getUnknownFields().getSerializedSize();
+      memoizedSerializedSize = size;
+      return size;
+    }
+
+    private static final long serialVersionUID = 0L;
+    @java.lang.Override
+    protected java.lang.Object writeReplace()
+        throws java.io.ObjectStreamException {
+      return super.writeReplace();
+    }
+
+    @java.lang.Override
+    public boolean equals(final java.lang.Object obj) {
+      if (obj == this) {
+       return true;
+      }
+      if (!(obj instanceof org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats)) {
+        return super.equals(obj);
+      }
+      org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats other = (org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats) obj;
+
+      boolean result = true;
+      result = result && getRegionList()
+          .equals(other.getRegionList());
+      result = result && getStatList()
+          .equals(other.getStatList());
+      result = result &&
+          getUnknownFields().equals(other.getUnknownFields());
+      return result;
+    }
+
+    private int memoizedHashCode = 0;
+    @java.lang.Override
+    public int hashCode() {
+      if (memoizedHashCode != 0) {
+        return memoizedHashCode;
+      }
+      int hash = 41;
+      hash = (19 * hash) + getDescriptorForType().hashCode();
+      if (getRegionCount() > 0) {
+        hash = (37 * hash) + REGION_FIELD_NUMBER;
+        hash = (53 * hash) + getRegionList().hashCode();
+      }
+      if (getStatCount() > 0) {
+        hash = (37 * hash) + STAT_FIELD_NUMBER;
+        hash = (53 * hash) + getStatList().hashCode();
+      }
+      hash = (29 * hash) + getUnknownFields().hashCode();
+      memoizedHashCode = hash;
+      return hash;
+    }
+
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseFrom(
+        com.google.protobuf.ByteString data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseFrom(
+        com.google.protobuf.ByteString data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseFrom(byte[] data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseFrom(
+        byte[] data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseDelimitedFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return PARSER.parseDelimitedFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseDelimitedFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseDelimitedFrom(input, extensionRegistry);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseFrom(
+        com.google.protobuf.CodedInputStream input)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input);
+    }
+    public static org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parseFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return PARSER.parseFrom(input, extensionRegistry);
+    }
+
+    public static Builder newBuilder() { return Builder.create(); }
+    public Builder newBuilderForType() { return newBuilder(); }
+    public static Builder newBuilder(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats prototype) {
+      return newBuilder().mergeFrom(prototype);
+    }
+    public Builder toBuilder() { return newBuilder(this); }
+
+    @java.lang.Override
+    protected Builder newBuilderForType(
+        com.google.protobuf.GeneratedMessage.BuilderParent parent) {
+      Builder builder = new Builder(parent);
+      return builder;
+    }
+    /**
+     * Protobuf type {@code hbase.pb.MultiRegionLoadStats}
+     */
+    public static final class Builder extends
+        com.google.protobuf.GeneratedMessage.Builder<Builder>
+       implements org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStatsOrBuilder {
+      public static final com.google.protobuf.Descriptors.Descriptor
+          getDescriptor() {
+        return org.apache.hadoop.hbase.protobuf.generated.ClientProtos.internal_static_hbase_pb_MultiRegionLoadStats_descriptor;
+      }
+
+      protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
+          internalGetFieldAccessorTable() {
+        return org.apache.hadoop.hbase.protobuf.generated.ClientProtos.internal_static_hbase_pb_MultiRegionLoadStats_fieldAccessorTable
+            .ensureFieldAccessorsInitialized(
+                org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.class, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.Builder.class);
+      }
+
+      // Construct using org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.newBuilder()
+      private Builder() {
+        maybeForceBuilderInitialization();
+      }
+
+      private Builder(
+          com.google.protobuf.GeneratedMessage.BuilderParent parent) {
+        super(parent);
+        maybeForceBuilderInitialization();
+      }
+      private void maybeForceBuilderInitialization() {
+        if (com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders) {
+          getRegionFieldBuilder();
+          getStatFieldBuilder();
+        }
+      }
+      private static Builder create() {
+        return new Builder();
+      }
+
+      public Builder clear() {
+        super.clear();
+        if (regionBuilder_ == null) {
+          region_ = java.util.Collections.emptyList();
+          bitField0_ = (bitField0_ & ~0x00000001);
+        } else {
+          regionBuilder_.clear();
+        }
+        if (statBuilder_ == null) {
+          stat_ = java.util.Collections.emptyList();
+          bitField0_ = (bitField0_ & ~0x00000002);
+        } else {
+          statBuilder_.clear();
+        }
+        return this;
+      }
+
+      public Builder clone() {
+        return create().mergeFrom(buildPartial());
+      }
+
+      public com.google.protobuf.Descriptors.Descriptor
+          getDescriptorForType() {
+        return org.apache.hadoop.hbase.protobuf.generated.ClientProtos.internal_static_hbase_pb_MultiRegionLoadStats_descriptor;
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats getDefaultInstanceForType() {
+        return org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.getDefaultInstance();
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats build() {
+        org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats result = buildPartial();
+        if (!result.isInitialized()) {
+          throw newUninitializedMessageException(result);
+        }
+        return result;
+      }
+
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats buildPartial() {
+        org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats result = new org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats(this);
+        int from_bitField0_ = bitField0_;
+        if (regionBuilder_ == null) {
+          if (((bitField0_ & 0x00000001) == 0x00000001)) {
+            region_ = java.util.Collections.unmodifiableList(region_);
+            bitField0_ = (bitField0_ & ~0x00000001);
+          }
+          result.region_ = region_;
+        } else {
+          result.region_ = regionBuilder_.build();
+        }
+        if (statBuilder_ == null) {
+          if (((bitField0_ & 0x00000002) == 0x00000002)) {
+            stat_ = java.util.Collections.unmodifiableList(stat_);
+            bitField0_ = (bitField0_ & ~0x00000002);
+          }
+          result.stat_ = stat_;
+        } else {
+          result.stat_ = statBuilder_.build();
+        }
+        onBuilt();
+        return result;
+      }
+
+      public Builder mergeFrom(com.google.protobuf.Message other) {
+        if (other instanceof org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats) {
+          return mergeFrom((org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats)other);
+        } else {
+          super.mergeFrom(other);
+          return this;
+        }
+      }
+
+      public Builder mergeFrom(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats other) {
+        if (other == org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.getDefaultInstance()) return this;
+        if (regionBuilder_ == null) {
+          if (!other.region_.isEmpty()) {
+            if (region_.isEmpty()) {
+              region_ = other.region_;
+              bitField0_ = (bitField0_ & ~0x00000001);
+            } else {
+              ensureRegionIsMutable();
+              region_.addAll(other.region_);
+            }
+            onChanged();
+          }
+        } else {
+          if (!other.region_.isEmpty()) {
+            if (regionBuilder_.isEmpty()) {
+              regionBuilder_.dispose();
+              regionBuilder_ = null;
+              region_ = other.region_;
+              bitField0_ = (bitField0_ & ~0x00000001);
+              regionBuilder_ = 
+                com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders ?
+                   getRegionFieldBuilder() : null;
+            } else {
+              regionBuilder_.addAllMessages(other.region_);
+            }
+          }
+        }
+        if (statBuilder_ == null) {
+          if (!other.stat_.isEmpty()) {
+            if (stat_.isEmpty()) {
+              stat_ = other.stat_;
+              bitField0_ = (bitField0_ & ~0x00000002);
+            } else {
+              ensureStatIsMutable();
+              stat_.addAll(other.stat_);
+            }
+            onChanged();
+          }
+        } else {
+          if (!other.stat_.isEmpty()) {
+            if (statBuilder_.isEmpty()) {
+              statBuilder_.dispose();
+              statBuilder_ = null;
+              stat_ = other.stat_;
+              bitField0_ = (bitField0_ & ~0x00000002);
+              statBuilder_ = 
+                com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders ?
+                   getStatFieldBuilder() : null;
+            } else {
+              statBuilder_.addAllMessages(other.stat_);
+            }
+          }
+        }
+        this.mergeUnknownFields(other.getUnknownFields());
+        return this;
+      }
+
+      public final boolean isInitialized() {
+        for (int i = 0; i < getRegionCount(); i++) {
+          if (!getRegion(i).isInitialized()) {
+            
+            return false;
+          }
+        }
+        return true;
+      }
+
+      public Builder mergeFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws java.io.IOException {
+        org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats parsedMessage = null;
+        try {
+          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+          parsedMessage = (org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats) e.getUnfinishedMessage();
+          throw e;
+        } finally {
+          if (parsedMessage != null) {
+            mergeFrom(parsedMessage);
+          }
+        }
+        return this;
+      }
+      private int bitField0_;
+
+      // repeated .hbase.pb.RegionSpecifier region = 1;
+      private java.util.List<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier> region_ =
+        java.util.Collections.emptyList();
+      private void ensureRegionIsMutable() {
+        if (!((bitField0_ & 0x00000001) == 0x00000001)) {
+          region_ = new java.util.ArrayList<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier>(region_);
+          bitField0_ |= 0x00000001;
+         }
+      }
+
+      private com.google.protobuf.RepeatedFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder> regionBuilder_;
+
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public java.util.List<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier> getRegionList() {
+        if (regionBuilder_ == null) {
+          return java.util.Collections.unmodifiableList(region_);
+        } else {
+          return regionBuilder_.getMessageList();
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public int getRegionCount() {
+        if (regionBuilder_ == null) {
+          return region_.size();
+        } else {
+          return regionBuilder_.getCount();
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier getRegion(int index) {
+        if (regionBuilder_ == null) {
+          return region_.get(index);
+        } else {
+          return regionBuilder_.getMessage(index);
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder setRegion(
+          int index, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier value) {
+        if (regionBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureRegionIsMutable();
+          region_.set(index, value);
+          onChanged();
+        } else {
+          regionBuilder_.setMessage(index, value);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder setRegion(
+          int index, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder builderForValue) {
+        if (regionBuilder_ == null) {
+          ensureRegionIsMutable();
+          region_.set(index, builderForValue.build());
+          onChanged();
+        } else {
+          regionBuilder_.setMessage(index, builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder addRegion(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier value) {
+        if (regionBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureRegionIsMutable();
+          region_.add(value);
+          onChanged();
+        } else {
+          regionBuilder_.addMessage(value);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder addRegion(
+          int index, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier value) {
+        if (regionBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureRegionIsMutable();
+          region_.add(index, value);
+          onChanged();
+        } else {
+          regionBuilder_.addMessage(index, value);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder addRegion(
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder builderForValue) {
+        if (regionBuilder_ == null) {
+          ensureRegionIsMutable();
+          region_.add(builderForValue.build());
+          onChanged();
+        } else {
+          regionBuilder_.addMessage(builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder addRegion(
+          int index, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder builderForValue) {
+        if (regionBuilder_ == null) {
+          ensureRegionIsMutable();
+          region_.add(index, builderForValue.build());
+          onChanged();
+        } else {
+          regionBuilder_.addMessage(index, builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder addAllRegion(
+          java.lang.Iterable<? extends org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier> values) {
+        if (regionBuilder_ == null) {
+          ensureRegionIsMutable();
+          super.addAll(values, region_);
+          onChanged();
+        } else {
+          regionBuilder_.addAllMessages(values);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder clearRegion() {
+        if (regionBuilder_ == null) {
+          region_ = java.util.Collections.emptyList();
+          bitField0_ = (bitField0_ & ~0x00000001);
+          onChanged();
+        } else {
+          regionBuilder_.clear();
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public Builder removeRegion(int index) {
+        if (regionBuilder_ == null) {
+          ensureRegionIsMutable();
+          region_.remove(index);
+          onChanged();
+        } else {
+          regionBuilder_.remove(index);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder getRegionBuilder(
+          int index) {
+        return getRegionFieldBuilder().getBuilder(index);
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder getRegionOrBuilder(
+          int index) {
+        if (regionBuilder_ == null) {
+          return region_.get(index);  } else {
+          return regionBuilder_.getMessageOrBuilder(index);
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public java.util.List<? extends org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder> 
+           getRegionOrBuilderList() {
+        if (regionBuilder_ != null) {
+          return regionBuilder_.getMessageOrBuilderList();
+        } else {
+          return java.util.Collections.unmodifiableList(region_);
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder addRegionBuilder() {
+        return getRegionFieldBuilder().addBuilder(
+            org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.getDefaultInstance());
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder addRegionBuilder(
+          int index) {
+        return getRegionFieldBuilder().addBuilder(
+            index, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.getDefaultInstance());
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionSpecifier region = 1;</code>
+       */
+      public java.util.List<org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder> 
+           getRegionBuilderList() {
+        return getRegionFieldBuilder().getBuilderList();
+      }
+      private com.google.protobuf.RepeatedFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder> 
+          getRegionFieldBuilder() {
+        if (regionBuilder_ == null) {
+          regionBuilder_ = new com.google.protobuf.RepeatedFieldBuilder<
+              org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.Builder, org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifierOrBuilder>(
+                  region_,
+                  ((bitField0_ & 0x00000001) == 0x00000001),
+                  getParentForChildren(),
+                  isClean());
+          region_ = null;
+        }
+        return regionBuilder_;
+      }
+
+      // repeated .hbase.pb.RegionLoadStats stat = 2;
+      private java.util.List<org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats> stat_ =
+        java.util.Collections.emptyList();
+      private void ensureStatIsMutable() {
+        if (!((bitField0_ & 0x00000002) == 0x00000002)) {
+          stat_ = new java.util.ArrayList<org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats>(stat_);
+          bitField0_ |= 0x00000002;
+         }
+      }
+
+      private com.google.protobuf.RepeatedFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder> statBuilder_;
+
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public java.util.List<org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats> getStatList() {
+        if (statBuilder_ == null) {
+          return java.util.Collections.unmodifiableList(stat_);
+        } else {
+          return statBuilder_.getMessageList();
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public int getStatCount() {
+        if (statBuilder_ == null) {
+          return stat_.size();
+        } else {
+          return statBuilder_.getCount();
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getStat(int index) {
+        if (statBuilder_ == null) {
+          return stat_.get(index);
+        } else {
+          return statBuilder_.getMessage(index);
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder setStat(
+          int index, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats value) {
+        if (statBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureStatIsMutable();
+          stat_.set(index, value);
+          onChanged();
+        } else {
+          statBuilder_.setMessage(index, value);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder setStat(
+          int index, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder builderForValue) {
+        if (statBuilder_ == null) {
+          ensureStatIsMutable();
+          stat_.set(index, builderForValue.build());
+          onChanged();
+        } else {
+          statBuilder_.setMessage(index, builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder addStat(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats value) {
+        if (statBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureStatIsMutable();
+          stat_.add(value);
+          onChanged();
+        } else {
+          statBuilder_.addMessage(value);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder addStat(
+          int index, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats value) {
+        if (statBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureStatIsMutable();
+          stat_.add(index, value);
+          onChanged();
+        } else {
+          statBuilder_.addMessage(index, value);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder addStat(
+          org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder builderForValue) {
+        if (statBuilder_ == null) {
+          ensureStatIsMutable();
+          stat_.add(builderForValue.build());
+          onChanged();
+        } else {
+          statBuilder_.addMessage(builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder addStat(
+          int index, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder builderForValue) {
+        if (statBuilder_ == null) {
+          ensureStatIsMutable();
+          stat_.add(index, builderForValue.build());
+          onChanged();
+        } else {
+          statBuilder_.addMessage(index, builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder addAllStat(
+          java.lang.Iterable<? extends org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats> values) {
+        if (statBuilder_ == null) {
+          ensureStatIsMutable();
+          super.addAll(values, stat_);
+          onChanged();
+        } else {
+          statBuilder_.addAllMessages(values);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder clearStat() {
+        if (statBuilder_ == null) {
+          stat_ = java.util.Collections.emptyList();
+          bitField0_ = (bitField0_ & ~0x00000002);
+          onChanged();
+        } else {
+          statBuilder_.clear();
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public Builder removeStat(int index) {
+        if (statBuilder_ == null) {
+          ensureStatIsMutable();
+          stat_.remove(index);
+          onChanged();
+        } else {
+          statBuilder_.remove(index);
+        }
+        return this;
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder getStatBuilder(
+          int index) {
+        return getStatFieldBuilder().getBuilder(index);
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getStatOrBuilder(
+          int index) {
+        if (statBuilder_ == null) {
+          return stat_.get(index);  } else {
+          return statBuilder_.getMessageOrBuilder(index);
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public java.util.List<? extends org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder> 
+           getStatOrBuilderList() {
+        if (statBuilder_ != null) {
+          return statBuilder_.getMessageOrBuilderList();
+        } else {
+          return java.util.Collections.unmodifiableList(stat_);
+        }
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder addStatBuilder() {
+        return getStatFieldBuilder().addBuilder(
+            org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.getDefaultInstance());
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder addStatBuilder(
+          int index) {
+        return getStatFieldBuilder().addBuilder(
+            index, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.getDefaultInstance());
+      }
+      /**
+       * <code>repeated .hbase.pb.RegionLoadStats stat = 2;</code>
+       */
+      public java.util.List<org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder> 
+           getStatBuilderList() {
+        return getStatFieldBuilder().getBuilderList();
+      }
+      private com.google.protobuf.RepeatedFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder> 
+          getStatFieldBuilder() {
+        if (statBuilder_ == null) {
+          statBuilder_ = new com.google.protobuf.RepeatedFieldBuilder<
+              org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder>(
+                  stat_,
+                  ((bitField0_ & 0x00000002) == 0x00000002),
+                  getParentForChildren(),
+                  isClean());
+          stat_ = null;
+        }
+        return statBuilder_;
+      }
+
+      // @@protoc_insertion_point(builder_scope:hbase.pb.MultiRegionLoadStats)
+    }
+
+    static {
+      defaultInstance = new MultiRegionLoadStats(true);
+      defaultInstance.initFields();
+    }
+
+    // @@protoc_insertion_point(class_scope:hbase.pb.MultiRegionLoadStats)
+  }
+
   public interface ResultOrExceptionOrBuilder
       extends com.google.protobuf.MessageOrBuilder {
 
@@ -29236,31 +30325,31 @@ public final class ClientProtos {
      */
     org.apache.hadoop.hbase.protobuf.generated.ClientProtos.CoprocessorServiceResultOrBuilder getServiceResultOrBuilder();
 
-    // optional .hbase.pb.RegionLoadStats loadStats = 5;
+    // optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];
     /**
-     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
      *
      * <pre>
      * current load on the region
      * </pre>
      */
-    boolean hasLoadStats();
+    @java.lang.Deprecated boolean hasLoadStats();
     /**
-     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
      *
      * <pre>
      * current load on the region
      * </pre>
      */
-    org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getLoadStats();
+    @java.lang.Deprecated org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getLoadStats();
     /**
-     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
      *
      * <pre>
      * current load on the region
      * </pre>
      */
-    org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getLoadStatsOrBuilder();
+    @java.lang.Deprecated org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getLoadStatsOrBuilder();
   }
   /**
    * Protobuf type {@code hbase.pb.ResultOrException}
@@ -29521,37 +30610,37 @@ public final class ClientProtos {
       return serviceResult_;
     }
 
-    // optional .hbase.pb.RegionLoadStats loadStats = 5;
+    // optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];
     public static final int LOADSTATS_FIELD_NUMBER = 5;
     private org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats loadStats_;
     /**
-     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
      *
      * <pre>
      * current load on the region
      * </pre>
      */
-    public boolean hasLoadStats() {
+    @java.lang.Deprecated public boolean hasLoadStats() {
       return ((bitField0_ & 0x00000010) == 0x00000010);
     }
     /**
-     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
      *
      * <pre>
      * current load on the region
      * </pre>
      */
-    public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getLoadStats() {
+    @java.lang.Deprecated public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getLoadStats() {
       return loadStats_;
     }
     /**
-     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+     * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
      *
      * <pre>
      * current load on the region
      * </pre>
      */
-    public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getLoadStatsOrBuilder() {
+    @java.lang.Deprecated public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getLoadStatsOrBuilder() {
       return loadStats_;
     }
 
@@ -30431,28 +31520,28 @@ public final class ClientProtos {
         return serviceResultBuilder_;
       }
 
-      // optional .hbase.pb.RegionLoadStats loadStats = 5;
+      // optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];
       private org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats loadStats_ = org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.getDefaultInstance();
       private com.google.protobuf.SingleFieldBuilder<
           org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder> loadStatsBuilder_;
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
        * </pre>
        */
-      public boolean hasLoadStats() {
+      @java.lang.Deprecated public boolean hasLoadStats() {
         return ((bitField0_ & 0x00000010) == 0x00000010);
       }
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
        * </pre>
        */
-      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getLoadStats() {
+      @java.lang.Deprecated public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats getLoadStats() {
         if (loadStatsBuilder_ == null) {
           return loadStats_;
         } else {
@@ -30460,13 +31549,13 @@ public final class ClientProtos {
         }
       }
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
        * </pre>
        */
-      public Builder setLoadStats(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats value) {
+      @java.lang.Deprecated public Builder setLoadStats(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats value) {
         if (loadStatsBuilder_ == null) {
           if (value == null) {
             throw new NullPointerException();
@@ -30480,13 +31569,13 @@ public final class ClientProtos {
         return this;
       }
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
        * </pre>
        */
-      public Builder setLoadStats(
+      @java.lang.Deprecated public Builder setLoadStats(
           org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder builderForValue) {
         if (loadStatsBuilder_ == null) {
           loadStats_ = builderForValue.build();
@@ -30498,13 +31587,13 @@ public final class ClientProtos {
         return this;
       }
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
        * </pre>
        */
-      public Builder mergeLoadStats(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats value) {
+      @java.lang.Deprecated public Builder mergeLoadStats(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats value) {
         if (loadStatsBuilder_ == null) {
           if (((bitField0_ & 0x00000010) == 0x00000010) &&
               loadStats_ != org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.getDefaultInstance()) {
@@ -30521,13 +31610,13 @@ public final class ClientProtos {
         return this;
       }
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
        * </pre>
        */
-      public Builder clearLoadStats() {
+      @java.lang.Deprecated public Builder clearLoadStats() {
         if (loadStatsBuilder_ == null) {
           loadStats_ = org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.getDefaultInstance();
           onChanged();
@@ -30538,25 +31627,25 @@ public final class ClientProtos {
         return this;
       }
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
        * </pre>
        */
-      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder getLoadStatsBuilder() {
+      @java.lang.Deprecated public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStats.Builder getLoadStatsBuilder() {
         bitField0_ |= 0x00000010;
         onChanged();
         return getLoadStatsFieldBuilder().getBuilder();
       }
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
        * </pre>
        */
-      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getLoadStatsOrBuilder() {
+      @java.lang.Deprecated public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.RegionLoadStatsOrBuilder getLoadStatsOrBuilder() {
         if (loadStatsBuilder_ != null) {
           return loadStatsBuilder_.getMessageOrBuilder();
         } else {
@@ -30564,7 +31653,7 @@ public final class ClientProtos {
         }
       }
       /**
-       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5;</code>
+       * <code>optional .hbase.pb.RegionLoadStats loadStats = 5 [deprecated = true];</code>
        *
        * <pre>
        * current load on the region
@@ -32692,6 +33781,20 @@ public final class ClientProtos {
      * </pre>
      */
     boolean getProcessed();
+
+    // optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;
+    /**
+     * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+     */
+    boolean hasRegionStatistics();
+    /**
+     * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats getRegionStatistics();
+    /**
+     * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+     */
+    org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStatsOrBuilder getRegionStatisticsOrBuilder();
   }
   /**
    * Protobuf type {@code hbase.pb.MultiResponse}
@@ -32757,6 +33860,19 @@ public final class ClientProtos {
               processed_ = input.readBool();
               break;
             }
+            case 26: {
+              org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.Builder subBuilder = null;
+              if (((bitField0_ & 0x00000002) == 0x00000002)) {
+                subBuilder = regionStatistics_.toBuilder();
+              }
+              regionStatistics_ = input.readMessage(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.PARSER, extensionRegistry);
+              if (subBuilder != null) {
+                subBuilder.mergeFrom(regionStatistics_);
+                regionStatistics_ = subBuilder.buildPartial();
+              }
+              bitField0_ |= 0x00000002;
+              break;
+            }
           }
         }
       } catch (com.google.protobuf.InvalidProtocolBufferException e) {
@@ -32860,9 +33976,32 @@ public final class ClientProtos {
       return processed_;
     }
 
+    // optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;
+    public static final int REGIONSTATISTICS_FIELD_NUMBER = 3;
+    private org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats regionStatistics_;
+    /**
+     * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+     */
+    public boolean hasRegionStatistics() {
+      return ((bitField0_ & 0x00000002) == 0x00000002);
+    }
+    /**
+     * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats getRegionStatistics() {
+      return regionStatistics_;
+    }
+    /**
+     * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+     */
+    public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStatsOrBuilder getRegionStatisticsOrBuilder() {
+      return regionStatistics_;
+    }
+
     private void initFields() {
       regionActionResult_ = java.util.Collections.emptyList();
       processed_ = false;
+      regionStatistics_ = org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.getDefaultInstance();
     }
     private byte memoizedIsInitialized = -1;
     public final boolean isInitialized() {
@@ -32875,6 +34014,12 @@ public final class ClientProtos {
           return false;
         }
       }
+      if (hasRegionStatistics()) {
+        if (!getRegionStatistics().isInitialized()) {
+          memoizedIsInitialized = 0;
+          return false;
+        }
+      }
       memoizedIsInitialized = 1;
       return true;
     }
@@ -32888,6 +34033,9 @@ public final class ClientProtos {
       if (((bitField0_ & 0x00000001) == 0x00000001)) {
         output.writeBool(2, processed_);
       }
+      if (((bitField0_ & 0x00000002) == 0x00000002)) {
+        output.writeMessage(3, regionStatistics_);
+      }
       getUnknownFields().writeTo(output);
     }
 
@@ -32905,6 +34053,10 @@ public final class ClientProtos {
         size += com.google.protobuf.CodedOutputStream
           .computeBoolSize(2, processed_);
       }
+      if (((bitField0_ & 0x00000002) == 0x00000002)) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(3, regionStatistics_);
+      }
       size += getUnknownFields().getSerializedSize();
       memoizedSerializedSize = size;
       return size;
@@ -32935,6 +34087,11 @@ public final class ClientProtos {
         result = result && (getProcessed()
             == other.getProcessed());
       }
+      result = result && (hasRegionStatistics() == other.hasRegionStatistics());
+      if (hasRegionStatistics()) {
+        result = result && getRegionStatistics()
+            .equals(other.getRegionStatistics());
+      }
       result = result &&
           getUnknownFields().equals(other.getUnknownFields());
       return result;
@@ -32956,6 +34113,10 @@ public final class ClientProtos {
         hash = (37 * hash) + PROCESSED_FIELD_NUMBER;
         hash = (53 * hash) + hashBoolean(getProcessed());
       }
+      if (hasRegionStatistics()) {
+        hash = (37 * hash) + REGIONSTATISTICS_FIELD_NUMBER;
+        hash = (53 * hash) + getRegionStatistics().hashCode();
+      }
       hash = (29 * hash) + getUnknownFields().hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -33058,6 +34219,7 @@ public final class ClientProtos {
       private void maybeForceBuilderInitialization() {
         if (com.google.protobuf.GeneratedMessage.alwaysUseFieldBuilders) {
           getRegionActionResultFieldBuilder();
+          getRegionStatisticsFieldBuilder();
         }
       }
       private static Builder create() {
@@ -33074,6 +34236,12 @@ public final class ClientProtos {
         }
         processed_ = false;
         bitField0_ = (bitField0_ & ~0x00000002);
+        if (regionStatisticsBuilder_ == null) {
+          regionStatistics_ = org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.getDefaultInstance();
+        } else {
+          regionStatisticsBuilder_.clear();
+        }
+        bitField0_ = (bitField0_ & ~0x00000004);
         return this;
       }
 
@@ -33115,6 +34283,14 @@ public final class ClientProtos {
           to_bitField0_ |= 0x00000001;
         }
         result.processed_ = processed_;
+        if (((from_bitField0_ & 0x00000004) == 0x00000004)) {
+          to_bitField0_ |= 0x00000002;
+        }
+        if (regionStatisticsBuilder_ == null) {
+          result.regionStatistics_ = regionStatistics_;
+        } else {
+          result.regionStatistics_ = regionStatisticsBuilder_.build();
+        }
         result.bitField0_ = to_bitField0_;
         onBuilt();
         return result;
@@ -33160,6 +34336,9 @@ public final class ClientProtos {
         if (other.hasProcessed()) {
           setProcessed(other.getProcessed());
         }
+        if (other.hasRegionStatistics()) {
+          mergeRegionStatistics(other.getRegionStatistics());
+        }
         this.mergeUnknownFields(other.getUnknownFields());
         return this;
       }
@@ -33171,6 +34350,12 @@ public final class ClientProtos {
             return false;
           }
         }
+        if (hasRegionStatistics()) {
+          if (!getRegionStatistics().isInitialized()) {
+            
+            return false;
+          }
+        }
         return true;
       }
 
@@ -33482,6 +34667,123 @@ public final class ClientProtos {
         return this;
       }
 
+      // optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;
+      private org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats regionStatistics_ = org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.getDefaultInstance();
+      private com.google.protobuf.SingleFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.Builder, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStatsOrBuilder> regionStatisticsBuilder_;
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      public boolean hasRegionStatistics() {
+        return ((bitField0_ & 0x00000004) == 0x00000004);
+      }
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats getRegionStatistics() {
+        if (regionStatisticsBuilder_ == null) {
+          return regionStatistics_;
+        } else {
+          return regionStatisticsBuilder_.getMessage();
+        }
+      }
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      public Builder setRegionStatistics(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats value) {
+        if (regionStatisticsBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          regionStatistics_ = value;
+          onChanged();
+        } else {
+          regionStatisticsBuilder_.setMessage(value);
+        }
+        bitField0_ |= 0x00000004;
+        return this;
+      }
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      public Builder setRegionStatistics(
+          org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.Builder builderForValue) {
+        if (regionStatisticsBuilder_ == null) {
+          regionStatistics_ = builderForValue.build();
+          onChanged();
+        } else {
+          regionStatisticsBuilder_.setMessage(builderForValue.build());
+        }
+        bitField0_ |= 0x00000004;
+        return this;
+      }
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      public Builder mergeRegionStatistics(org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats value) {
+        if (regionStatisticsBuilder_ == null) {
+          if (((bitField0_ & 0x00000004) == 0x00000004) &&
+              regionStatistics_ != org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.getDefaultInstance()) {
+            regionStatistics_ =
+              org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.newBuilder(regionStatistics_).mergeFrom(value).buildPartial();
+          } else {
+            regionStatistics_ = value;
+          }
+          onChanged();
+        } else {
+          regionStatisticsBuilder_.mergeFrom(value);
+        }
+        bitField0_ |= 0x00000004;
+        return this;
+      }
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      public Builder clearRegionStatistics() {
+        if (regionStatisticsBuilder_ == null) {
+          regionStatistics_ = org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.getDefaultInstance();
+          onChanged();
+        } else {
+          regionStatisticsBuilder_.clear();
+        }
+        bitField0_ = (bitField0_ & ~0x00000004);
+        return this;
+      }
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.Builder getRegionStatisticsBuilder() {
+        bitField0_ |= 0x00000004;
+        onChanged();
+        return getRegionStatisticsFieldBuilder().getBuilder();
+      }
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      public org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStatsOrBuilder getRegionStatisticsOrBuilder() {
+        if (regionStatisticsBuilder_ != null) {
+          return regionStatisticsBuilder_.getMessageOrBuilder();
+        } else {
+          return regionStatistics_;
+        }
+      }
+      /**
+       * <code>optional .hbase.pb.MultiRegionLoadStats regionStatistics = 3;</code>
+       */
+      private com.google.protobuf.SingleFieldBuilder<
+          org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.Builder, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStatsOrBuilder> 
+          getRegionStatisticsFieldBuilder() {
+        if (regionStatisticsBuilder_ == null) {
+          regionStatisticsBuilder_ = new com.google.protobuf.SingleFieldBuilder<
+              org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats.Builder, org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStatsOrBuilder>(
+                  regionStatistics_,
+                  getParentForChildren(),
+                  isClean());
+          regionStatistics_ = null;
+        }
+        return regionStatisticsBuilder_;
+      }
+
       // @@protoc_insertion_point(builder_scope:hbase.pb.MultiResponse)
     }
 
@@ -34282,6 +35584,11 @@ public final class ClientProtos {
     com.google.protobuf.GeneratedMessage.FieldAccessorTable
       internal_static_hbase_pb_RegionLoadStats_fieldAccessorTable;
   private static com.google.protobuf.Descriptors.Descriptor
+    internal_static_hbase_pb_MultiRegionLoadStats_descriptor;
+  private static
+    com.google.protobuf.GeneratedMessage.FieldAccessorTable
+      internal_static_hbase_pb_MultiRegionLoadStats_fieldAccessorTable;
+  private static com.google.protobuf.Descriptors.Descriptor
     internal_static_hbase_pb_ResultOrException_descriptor;
   private static
     com.google.protobuf.GeneratedMessage.FieldAccessorTable
@@ -34419,36 +35726,40 @@ public final class ClientProtos {
       "\0132\020.hbase.pb.Action\"c\n\017RegionLoadStats\022\027" +
       "\n\014memstoreLoad\030\001 \001(\005:\0010\022\030\n\rheapOccupancy" +
       "\030\002 \001(\005:\0010\022\035\n\022compactionPressure\030\003 \001(\005:\0010" +
-      "\"\332\001\n\021ResultOrException\022\r\n\005index\030\001 \001(\r\022 \n",
-      "\006result\030\002 \001(\0132\020.hbase.pb.Result\022*\n\texcep" +
-      "tion\030\003 \001(\0132\027.hbase.pb.NameBytesPair\022:\n\016s" +
-      "ervice_result\030\004 \001(\0132\".hbase.pb.Coprocess" +
-      "orServiceResult\022,\n\tloadStats\030\005 \001(\0132\031.hba" +
-      "se.pb.RegionLoadStats\"x\n\022RegionActionRes" +
-      "ult\0226\n\021resultOrException\030\001 \003(\0132\033.hbase.p" +
-      "b.ResultOrException\022*\n\texception\030\002 \001(\0132\027" +
-      ".hbase.pb.NameBytesPair\"x\n\014MultiRequest\022" +
-      ",\n\014regionAction\030\001 \003(\0132\026.hbase.pb.RegionA" +
-      "ction\022\022\n\nnonceGroup\030\002 \001(\004\022&\n\tcondition\030\003",
-      " \001(\0132\023.hbase.pb.Condition\"\\\n\rMultiRespon" +
-      "se\0228\n\022regionActionResult\030\001 \003(\0132\034.hbase.p" +
-      "b.RegionActionResult\022\021\n\tprocessed\030\002 \001(\010*" +
-      "\'\n\013Consistency\022\n\n\006STRONG\020\000\022\014\n\010TIMELINE\020\001" +
-      "2\203\004\n\rClientService\0222\n\003Get\022\024.hbase.pb.Get" +
-      "Request\032\025.hbase.pb.GetResponse\022;\n\006Mutate" +
-      "\022\027.hbase.pb.MutateRequest\032\030.hbase.pb.Mut" +
-      "ateResponse\0225\n\004Scan\022\025.hbase.pb.ScanReque" +
-      "st\032\026.hbase.pb.ScanResponse\022P\n\rBulkLoadHF" +
-      "ile\022\036.hbase.pb.BulkLoadHFileRequest\032\037.hb",
-      "ase.pb.BulkLoadHFileResponse\022X\n\013ExecServ" +
-      "ice\022#.hbase.pb.CoprocessorServiceRequest" +
-      "\032$.hbase.pb.CoprocessorServiceResponse\022d" +
-      "\n\027ExecRegionServerService\022#.hbase.pb.Cop" +
-      "rocessorServiceRequest\032$.hbase.pb.Coproc" +
-      "essorServiceResponse\0228\n\005Multi\022\026.hbase.pb" +
-      ".MultiRequest\032\027.hbase.pb.MultiResponseBB" +
-      "\n*org.apache.hadoop.hbase.protobuf.gener" +
-      "atedB\014ClientProtosH\001\210\001\001\240\001\001"
+      "\"j\n\024MultiRegionLoadStats\022)\n\006region\030\001 \003(\013",
+      "2\031.hbase.pb.RegionSpecifier\022\'\n\004stat\030\002 \003(" +
+      "\0132\031.hbase.pb.RegionLoadStats\"\336\001\n\021ResultO" +
+      "rException\022\r\n\005index\030\001 \001(\r\022 \n\006result\030\002 \001(" +
+      "\0132\020.hbase.pb.Result\022*\n\texception\030\003 \001(\0132\027" +
+      ".hbase.pb.NameBytesPair\022:\n\016service_resul" +
+      "t\030\004 \001(\0132\".hbase.pb.CoprocessorServiceRes" +
+      "ult\0220\n\tloadStats\030\005 \001(\0132\031.hbase.pb.Region" +
+      "LoadStatsB\002\030\001\"x\n\022RegionActionResult\0226\n\021r" +
+      "esultOrException\030\001 \003(\0132\033.hbase.pb.Result" +
+      "OrException\022*\n\texception\030\002 \001(\0132\027.hbase.p",
+      "b.NameBytesPair\"x\n\014MultiRequest\022,\n\014regio" +
+      "nAction\030\001 \003(\0132\026.hbase.pb.RegionAction\022\022\n" +
+      "\nnonceGroup\030\002 \001(\004\022&\n\tcondition\030\003 \001(\0132\023.h" +
+      "base.pb.Condition\"\226\001\n\rMultiResponse\0228\n\022r" +
+      "egionActionResult\030\001 \003(\0132\034.hbase.pb.Regio" +
+      "nActionResult\022\021\n\tprocessed\030\002 \001(\010\0228\n\020regi" +
+      "onStatistics\030\003 \001(\0132\036.hbase.pb.MultiRegio" +
+      "nLoadStats*\'\n\013Consistency\022\n\n\006STRONG\020\000\022\014\n" +
+      "\010TIMELINE\020\0012\203\004\n\rClientService\0222\n\003Get\022\024.h" +
+      "base.pb.GetRequest\032\025.hbase.pb.GetRespons",
+      "e\022;\n\006Mutate\022\027.hbase.pb.MutateRequest\032\030.h" +
+      "base.pb.MutateResponse\0225\n\004Scan\022\025.hbase.p" +
+      "b.ScanRequest\032\026.hbase.pb.ScanResponse\022P\n" +
+      "\rBulkLoadHFile\022\036.hbase.pb.BulkLoadHFileR" +
+      "equest\032\037.hbase.pb.BulkLoadHFileResponse\022" +
+      "X\n\013ExecService\022#.hbase.pb.CoprocessorSer" +
+      "viceRequest\032$.hbase.pb.CoprocessorServic" +
+      "eResponse\022d\n\027ExecRegionServerService\022#.h" +
+      "base.pb.CoprocessorServiceRequest\032$.hbas" +
+      "e.pb.CoprocessorServiceResponse\0228\n\005Multi",
+      "\022\026.hbase.pb.MultiRequest\032\027.hbase.pb.Mult" +
+      "iResponseBB\n*org.apache.hadoop.hbase.pro" +
+      "tobuf.generatedB\014ClientProtosH\001\210\001\001\240\001\001"
     };
     com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
       new com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner() {
@@ -34611,30 +35922,36 @@ public final class ClientProtos {
             com.google.protobuf.GeneratedMessage.FieldAccessorTable(
               internal_static_hbase_pb_RegionLoadStats_descriptor,
               new java.lang.String[] { "MemstoreLoad", "HeapOccupancy", "CompactionPressure", });
-          internal_static_hbase_pb_ResultOrException_descriptor =
+          internal_static_hbase_pb_MultiRegionLoadStats_descriptor =
             getDescriptor().getMessageTypes().get(23);
+          internal_static_hbase_pb_MultiRegionLoadStats_fieldAccessorTable = new
+            com.google.protobuf.GeneratedMessage.FieldAccessorTable(
+              internal_static_hbase_pb_MultiRegionLoadStats_descriptor,
+              new java.lang.String[] { "Region", "Stat", });
+          internal_static_hbase_pb_ResultOrException_descriptor =
+            getDescriptor().getMessageTypes().get(24);
           internal_static_hbase_pb_ResultOrException_fieldAccessorTable = new
             com.google.protobuf.GeneratedMessage.FieldAccessorTable(
               internal_static_hbase_pb_ResultOrException_descriptor,
               new java.lang.String[] { "Index", "Result", "Exception", "ServiceResult", "LoadStats", });
           internal_static_hbase_pb_RegionActionResult_descriptor =
-            getDescriptor().getMessageTypes().get(24);
+            getDescriptor().getMessageTypes().get(25);
           internal_static_hbase_pb_RegionActionResult_fieldAccessorTable = new
             com.google.protobuf.GeneratedMessage.FieldAccessorTable(
               internal_static_hbase_pb_RegionActionResult_descriptor,
               new java.lang.String[] { "ResultOrException", "Exception", });
           internal_static_hbase_pb_MultiRequest_descriptor =
-            getDescriptor().getMessageTypes().get(25);
+            getDescriptor().getMessageTypes().get(26);
           internal_static_hbase_pb_MultiRequest_fieldAccessorTable = new
             com.google.protobuf.GeneratedMessage.FieldAccessorTable(
               internal_static_hbase_pb_MultiRequest_descriptor,
               new java.lang.String[] { "RegionAction", "NonceGroup", "Condition", });
           internal_static_hbase_pb_MultiResponse_descriptor =
-            getDescriptor().getMessageTypes().get(26);
+            getDescriptor().getMessageTypes().get(27);
           internal_static_hbase_pb_MultiResponse_fieldAccessorTable = new
             com.google.protobuf.GeneratedMessage.FieldAccessorTable(
               internal_static_hbase_pb_MultiResponse_descriptor,
-              new java.lang.String[] { "RegionActionResult", "Processed", });
+              new java.lang.String[] { "RegionActionResult", "Processed", "RegionStatistics", });
           return null;
         }
       };

http://git-wip-us.apache.org/repos/asf/hbase/blob/c10afab6/hbase-protocol/src/main/protobuf/Client.proto
----------------------------------------------------------------------
diff --git a/hbase-protocol/src/main/protobuf/Client.proto b/hbase-protocol/src/main/protobuf/Client.proto
index 1e48ef0..9cb1555 100644
--- a/hbase-protocol/src/main/protobuf/Client.proto
+++ b/hbase-protocol/src/main/protobuf/Client.proto
@@ -407,6 +407,11 @@ message RegionLoadStats {
   optional int32 compactionPressure = 3 [default = 0];
 }
 
+message MultiRegionLoadStats{
+  repeated RegionSpecifier region = 1;
+  repeated RegionLoadStats stat = 2;
+}
+
 /**
  * Either a Result or an Exception NameBytesPair (keyed by
  * exception name whose value is the exception stringified)
@@ -421,7 +426,7 @@ message ResultOrException {
   // result if this was a coprocessor service call
   optional CoprocessorServiceResult service_result = 4;
   // current load on the region
-  optional RegionLoadStats loadStats = 5;
+  optional RegionLoadStats loadStats = 5 [deprecated=true];
 }
 
 /**
@@ -450,6 +455,7 @@ message MultiResponse {
   repeated RegionActionResult regionActionResult = 1;
   // used for mutate to indicate processed only
   optional bool processed = 2;
+  optional MultiRegionLoadStats regionStatistics = 3;
 }
 
 

http://git-wip-us.apache.org/repos/asf/hbase/blob/c10afab6/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
index 374dabe..d3a31a3 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
@@ -6934,9 +6934,9 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver, Regi
   }
 
   /**
-   * @return the current load statistics for the the region
+   * @return statistics about the current load of the region
    */
-  public ClientProtos.RegionLoadStats getRegionStats() {
+  public ClientProtos.RegionLoadStats getLoadStatistics() {
     if (!regionStatsEnabled) {
       return null;
     }

http://git-wip-us.apache.org/repos/asf/hbase/blob/c10afab6/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java
index c35e8ab..b91156f 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/RSRpcServices.java
@@ -139,6 +139,7 @@ import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.CoprocessorServic
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.CoprocessorServiceResponse;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.GetRequest;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.GetResponse;
+import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRegionLoadStats;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiRequest;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MultiResponse;
 import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutateRequest;
@@ -324,9 +325,9 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
     }
   }
 
-  private static ResultOrException getResultOrException(
-      final ClientProtos.Result r, final int index, final ClientProtos.RegionLoadStats stats) {
-    return getResultOrException(ResponseConverter.buildActionResult(r, stats), index);
+  private static ResultOrException getResultOrException(final ClientProtos.Result r,
+                                                        final int index){
+    return getResultOrException(ResponseConverter.buildActionResult(r), index);
   }
 
   private static ResultOrException getResultOrException(final Exception e, final int index) {
@@ -427,13 +428,16 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
    * @param cellScanner if non-null, the mutation data -- the Cell content.
    * @throws IOException
    */
-  private ClientProtos.RegionLoadStats mutateRows(final Region region,
+  private void mutateRows(final Region region,
       final List<ClientProtos.Action> actions,
-      final CellScanner cellScanner) throws IOException {
+      final CellScanner cellScanner, RegionActionResult.Builder builder) throws IOException {
     if (!region.getRegionInfo().isMetaTable()) {
       regionServer.cacheFlusher.reclaimMemStoreMemory();
     }
     RowMutations rm = null;
+    int i = 0;
+    ClientProtos.ResultOrException.Builder resultOrExceptionOrBuilder =
+        ClientProtos.ResultOrException.newBuilder();
     for (ClientProtos.Action action: actions) {
       if (action.hasGet()) {
         throw new DoNotRetryIOException("Atomic put and/or delete only, not a Get=" +
@@ -453,9 +457,14 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
         default:
           throw new DoNotRetryIOException("Atomic put and/or delete only, not " + type.name());
       }
+      // To unify the response format with doNonAtomicRegionMutation and read through client's
+      // AsyncProcess we have to add an empty result instance per operation
+      resultOrExceptionOrBuilder.clear();
+      resultOrExceptionOrBuilder.setIndex(i++);
+      builder.addResultOrException(
+          resultOrExceptionOrBuilder.build());
     }
     region.mutateRow(rm);
-    return ((HRegion)region).getRegionStats();
   }
 
   /**
@@ -472,11 +481,15 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
    */
   private boolean checkAndRowMutate(final Region region, final List<ClientProtos.Action> actions,
       final CellScanner cellScanner, byte[] row, byte[] family, byte[] qualifier,
-      CompareOp compareOp, ByteArrayComparable comparator) throws IOException {
+      CompareOp compareOp, ByteArrayComparable comparator,
+                                    RegionActionResult.Builder builder) throws IOException {
     if (!region.getRegionInfo().isMetaTable()) {
       regionServer.cacheFlusher.reclaimMemStoreMemory();
     }
     RowMutations rm = null;
+    int i = 0;
+    ClientProtos.ResultOrException.Builder resultOrExceptionOrBuilder =
+        ClientProtos.ResultOrException.newBuilder();
     for (ClientProtos.Action action: actions) {
       if (action.hasGet()) {
         throw new DoNotRetryIOException("Atomic put and/or delete only, not a Get=" +
@@ -496,8 +509,15 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
         default:
           throw new DoNotRetryIOException("Atomic put and/or delete only, not " + type.name());
       }
+      // To unify the response format with doNonAtomicRegionMutation and read through client's
+      // AsyncProcess we have to add an empty result instance per operation
+      resultOrExceptionOrBuilder.clear();
+      resultOrExceptionOrBuilder.setIndex(i++);
+      builder.addResultOrException(
+          resultOrExceptionOrBuilder.build());
     }
-    return region.checkAndRowMutate(row, family, qualifier, compareOp, comparator, rm, Boolean.TRUE);
+    return region.checkAndRowMutate(row, family, qualifier, compareOp,
+        comparator, rm, Boolean.TRUE);
   }
 
   /**
@@ -787,8 +807,7 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
 
           case SUCCESS:
             builder.addResultOrException(getResultOrException(
-                ClientProtos.Result.getDefaultInstance(), index,
-                ((HRegion) region).getRegionStats()));
+              ClientProtos.Result.getDefaultInstance(), index));
             break;
         }
       }
@@ -2113,13 +2132,16 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
     Boolean processed = null;
 
     this.rpcMultiRequestCount.increment();
+    Map<RegionSpecifier, ClientProtos.RegionLoadStats> regionStats = new HashMap<>(request
+      .getRegionActionCount());
     for (RegionAction regionAction : request.getRegionActionList()) {
       this.requestCount.add(regionAction.getActionCount());
       OperationQuota quota;
       Region region;
       regionActionResultBuilder.clear();
+      RegionSpecifier regionSpecifier = regionAction.getRegion();
       try {
-        region = getRegion(regionAction.getRegion());
+        region = getRegion(regionSpecifier);
         quota = getQuotaManager().checkQuota(region, regionAction.getActionList());
       } catch (IOException e) {
         rpcServer.getMetrics().exception(e);
@@ -2147,15 +2169,11 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
             ByteArrayComparable comparator =
                 ProtobufUtil.toComparator(condition.getComparator());
             processed = checkAndRowMutate(region, regionAction.getActionList(),
-                  cellScanner, row, family, qualifier, compareOp, comparator);
+                  cellScanner, row, family, qualifier, compareOp,
+                  comparator, regionActionResultBuilder);
           } else {
-            ClientProtos.RegionLoadStats stats = mutateRows(region, regionAction.getActionList(),
-                cellScanner);
-            // add the stats to the request
-            if(stats != null) {
-              responseBuilder.addRegionActionResult(RegionActionResult.newBuilder()
-                  .addResultOrException(ResultOrException.newBuilder().setLoadStats(stats)));
-            }
+            mutateRows(region, regionAction.getActionList(), cellScanner,
+                regionActionResultBuilder);
             processed = Boolean.TRUE;
           }
         } catch (IOException e) {
@@ -2170,14 +2188,26 @@ public class RSRpcServices implements HBaseRPCErrorHandler,
       }
       responseBuilder.addRegionActionResult(regionActionResultBuilder.build());
       quota.close();
+      ClientProtos.RegionLoadStats regionLoadStats = ((HRegion)region).getLoadStatistics();
+      if(regionLoadStats != null) {
+        regionStats.put(regionSpecifier, regionLoadStats);
+      }
     }
     // Load the controller with the Cells to return.
     if (cellsToReturn != null && !cellsToReturn.isEmpty() && controller != null) {
       controller.setCellScanner(CellUtil.createCellScanner(cellsToReturn));
     }
+
     if (processed != null) {
       responseBuilder.setProcessed(processed);
     }
+
+    MultiRegionLoadStats.Builder builder = MultiRegionLoadStats.newBuilder();
+    for(Entry<RegionSpecifier, ClientProtos.RegionLoadStats> stat: regionStats.entrySet()){
+      builder.addRegion(stat.getKey());
+      builder.addStat(stat.getValue());
+    }
+    responseBuilder.setRegionStatistics(builder);
     return responseBuilder.build();
   }
 

http://git-wip-us.apache.org/repos/asf/hbase/blob/c10afab6/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCheckAndMutate.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCheckAndMutate.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCheckAndMutate.java
index e22f072..591474f 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCheckAndMutate.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCheckAndMutate.java
@@ -53,7 +53,7 @@ public class TestCheckAndMutate {
   }
 
   @Test
-  public void testCheckAndMutate() throws Exception {
+  public void testCheckAndMutate() throws Throwable {
     final TableName tableName = TableName.valueOf("TestPutWithDelete");
     final byte[] rowKey = Bytes.toBytes("12345");
     final byte[] family = Bytes.toBytes("cf");
@@ -108,7 +108,12 @@ public class TestCheckAndMutate {
         table.checkAndMutate(rowKey, family, Bytes.toBytes("A"), CompareFilter.CompareOp.EQUAL,
             Bytes.toBytes("a"), rm);
         fail("Expected NoSuchColumnFamilyException");
-      } catch(NoSuchColumnFamilyException e) {
+      } catch (RetriesExhaustedWithDetailsException e) {
+        try {
+          throw e.getCause(0);
+        } catch (NoSuchColumnFamilyException e1) {
+          // expected
+        }
       }
     } finally {
       table.close();


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