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From x...@apache.org
Subject [02/44] hadoop git commit: YARN-6505. Define the strings used in SLS JSON input file format. (Contributed by Gergely Novak)
Date Wed, 01 Nov 2017 22:22:09 GMT
YARN-6505. Define the strings used in SLS JSON input file format. (Contributed by Gergely Novak)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/99880d0a
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/99880d0a
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/99880d0a

Branch: refs/heads/HDFS-7240
Commit: 99880d0a16727c770da053464da87960c5b02065
Parents: 5c799ec
Author: Yufei Gu <yufei@apache.org>
Authored: Fri Oct 27 14:41:37 2017 -0700
Committer: Yufei Gu <yufei@apache.org>
Committed: Fri Oct 27 14:41:37 2017 -0700

----------------------------------------------------------------------
 .../org/apache/hadoop/yarn/sls/SLSRunner.java   | 85 +++++++++++---------
 .../hadoop/yarn/sls/conf/SLSConfiguration.java  | 34 +++++++-
 .../apache/hadoop/yarn/sls/utils/SLSUtils.java  | 16 ++--
 .../src/site/markdown/SchedulerLoadSimulator.md |  2 +-
 4 files changed, 90 insertions(+), 47 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/99880d0a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
----------------------------------------------------------------------
diff --git a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
b/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
index dfdf7c9..9d6c3aa 100644
--- a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
+++ b/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/SLSRunner.java
@@ -173,8 +173,8 @@ public class SLSRunner extends Configured implements Tool {
     // <AMType, Class> map
     for (Map.Entry e : tempConf) {
       String key = e.getKey().toString();
-      if (key.startsWith(SLSConfiguration.AM_TYPE)) {
-        String amType = key.substring(SLSConfiguration.AM_TYPE.length());
+      if (key.startsWith(SLSConfiguration.AM_TYPE_PREFIX)) {
+        String amType = key.substring(SLSConfiguration.AM_TYPE_PREFIX.length());
         amClassMap.put(amType, Class.forName(tempConf.get(key)));
       }
     }
@@ -384,33 +384,36 @@ public class SLSRunner extends Configured implements Tool {
   }
 
   private void createAMForJob(Map jsonJob) throws YarnException {
-    long jobStartTime = Long.parseLong(jsonJob.get("job.start.ms").toString());
+    long jobStartTime = Long.parseLong(
+        jsonJob.get(SLSConfiguration.JOB_START_MS).toString());
 
     long jobFinishTime = 0;
-    if (jsonJob.containsKey("job.end.ms")) {
-      jobFinishTime = Long.parseLong(jsonJob.get("job.end.ms").toString());
+    if (jsonJob.containsKey(SLSConfiguration.JOB_END_MS)) {
+      jobFinishTime = Long.parseLong(
+          jsonJob.get(SLSConfiguration.JOB_END_MS).toString());
     }
 
-    String user = (String) jsonJob.get("job.user");
+    String user = (String) jsonJob.get(SLSConfiguration.JOB_USER);
     if (user == null) {
       user = "default";
     }
 
-    String queue = jsonJob.get("job.queue.name").toString();
+    String queue = jsonJob.get(SLSConfiguration.JOB_QUEUE_NAME).toString();
     increaseQueueAppNum(queue);
 
-    String amType = (String)jsonJob.get("am.type");
+    String amType = (String)jsonJob.get(SLSConfiguration.AM_TYPE);
     if (amType == null) {
       amType = SLSUtils.DEFAULT_JOB_TYPE;
     }
 
     int jobCount = 1;
-    if (jsonJob.containsKey("job.count")) {
-      jobCount = Integer.parseInt(jsonJob.get("job.count").toString());
+    if (jsonJob.containsKey(SLSConfiguration.JOB_COUNT)) {
+      jobCount = Integer.parseInt(
+          jsonJob.get(SLSConfiguration.JOB_COUNT).toString());
     }
     jobCount = Math.max(jobCount, 1);
 
-    String oldAppId = (String)jsonJob.get("job.id");
+    String oldAppId = (String)jsonJob.get(SLSConfiguration.JOB_ID);
     // Job id is generated automatically if this job configuration allows
     // multiple job instances
     if(jobCount > 1) {
@@ -426,7 +429,7 @@ public class SLSRunner extends Configured implements Tool {
   private List<ContainerSimulator> getTaskContainers(Map jsonJob)
       throws YarnException {
     List<ContainerSimulator> containers = new ArrayList<>();
-    List tasks = (List) jsonJob.get("job.tasks");
+    List tasks = (List) jsonJob.get(SLSConfiguration.JOB_TASKS);
     if (tasks == null || tasks.size() == 0) {
       throw new YarnException("No task for the job!");
     }
@@ -434,17 +437,22 @@ public class SLSRunner extends Configured implements Tool {
     for (Object o : tasks) {
       Map jsonTask = (Map) o;
 
-      String hostname = (String) jsonTask.get("container.host");
+      String hostname = (String) jsonTask.get(SLSConfiguration.TASK_HOST);
 
       long duration = 0;
-      if (jsonTask.containsKey("duration.ms")) {
-        duration = Integer.parseInt(jsonTask.get("duration.ms").toString());
-      } else if (jsonTask.containsKey("container.start.ms") &&
-          jsonTask.containsKey("container.end.ms")) {
-        long taskStart = Long.parseLong(jsonTask.get("container.start.ms")
-            .toString());
-        long taskFinish = Long.parseLong(jsonTask.get("container.end.ms")
-            .toString());
+      if (jsonTask.containsKey(SLSConfiguration.TASK_DURATION_MS)) {
+        duration = Integer.parseInt(
+            jsonTask.get(SLSConfiguration.TASK_DURATION_MS).toString());
+      } else if (jsonTask.containsKey(SLSConfiguration.DURATION_MS)) {
+        // Also support "duration.ms" for backward compatibility
+        duration = Integer.parseInt(
+            jsonTask.get(SLSConfiguration.DURATION_MS).toString());
+      } else if (jsonTask.containsKey(SLSConfiguration.TASK_START_MS) &&
+          jsonTask.containsKey(SLSConfiguration.TASK_END_MS)) {
+        long taskStart = Long.parseLong(
+            jsonTask.get(SLSConfiguration.TASK_START_MS).toString());
+        long taskFinish = Long.parseLong(
+            jsonTask.get(SLSConfiguration.TASK_END_MS).toString());
         duration = taskFinish - taskStart;
       }
       if (duration <= 0) {
@@ -453,32 +461,33 @@ public class SLSRunner extends Configured implements Tool {
       }
 
       Resource res = getDefaultContainerResource();
-      if (jsonTask.containsKey("container.memory")) {
-        int containerMemory =
-            Integer.parseInt(jsonTask.get("container.memory").toString());
+      if (jsonTask.containsKey(SLSConfiguration.TASK_MEMORY)) {
+        int containerMemory = Integer.parseInt(
+            jsonTask.get(SLSConfiguration.TASK_MEMORY).toString());
         res.setMemorySize(containerMemory);
       }
 
-      if (jsonTask.containsKey("container.vcores")) {
-        int containerVCores =
-            Integer.parseInt(jsonTask.get("container.vcores").toString());
+      if (jsonTask.containsKey(SLSConfiguration.CONTAINER_VCORES)) {
+        int containerVCores = Integer.parseInt(
+            jsonTask.get(SLSConfiguration.CONTAINER_VCORES).toString());
         res.setVirtualCores(containerVCores);
       }
 
       int priority = DEFAULT_MAPPER_PRIORITY;
-      if (jsonTask.containsKey("container.priority")) {
-        priority = Integer.parseInt(jsonTask.get("container.priority")
-            .toString());
+      if (jsonTask.containsKey(SLSConfiguration.TASK_PRIORITY)) {
+        priority = Integer.parseInt(
+            jsonTask.get(SLSConfiguration.TASK_PRIORITY).toString());
       }
 
       String type = "map";
-      if (jsonTask.containsKey("container.type")) {
-        type = jsonTask.get("container.type").toString();
+      if (jsonTask.containsKey(SLSConfiguration.TASK_TYPE)) {
+        type = jsonTask.get(SLSConfiguration.TASK_TYPE).toString();
       }
 
       int count = 1;
-      if (jsonTask.containsKey("count")) {
-        count = Integer.parseInt(jsonTask.get("count").toString());
+      if (jsonTask.containsKey(SLSConfiguration.COUNT)) {
+        count = Integer.parseInt(
+            jsonTask.get(SLSConfiguration.COUNT).toString());
       }
       count = Math.max(count, 1);
 
@@ -708,14 +717,14 @@ public class SLSRunner extends Configured implements Tool {
       return amContainerResource;
     }
 
-    if (jsonJob.containsKey("am.memory")) {
+    if (jsonJob.containsKey(SLSConfiguration.AM_MEMORY)) {
       amContainerResource.setMemorySize(
-          Long.parseLong(jsonJob.get("am.memory").toString()));
+          Long.parseLong(jsonJob.get(SLSConfiguration.AM_MEMORY).toString()));
     }
 
-    if (jsonJob.containsKey("am.vcores")) {
+    if (jsonJob.containsKey(SLSConfiguration.AM_VCORES)) {
       amContainerResource.setVirtualCores(
-          Integer.parseInt(jsonJob.get("am.vcores").toString()));
+          Integer.parseInt(jsonJob.get(SLSConfiguration.AM_VCORES).toString()));
     }
     return amContainerResource;
   }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/99880d0a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/conf/SLSConfiguration.java
----------------------------------------------------------------------
diff --git a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/conf/SLSConfiguration.java
b/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/conf/SLSConfiguration.java
index 038f202..58f0c8c 100644
--- a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/conf/SLSConfiguration.java
+++ b/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/conf/SLSConfiguration.java
@@ -62,12 +62,15 @@ public class SLSConfiguration {
   public static final String AM_HEARTBEAT_INTERVAL_MS = AM_PREFIX
                                                   + "heartbeat.interval.ms";
   public static final int AM_HEARTBEAT_INTERVAL_MS_DEFAULT = 1000;
-  public static final String AM_TYPE = AM_PREFIX + "type.";
+  public static final String AM_TYPE = AM_PREFIX + "type";
+  public static final String AM_TYPE_PREFIX = AM_TYPE + ".";
 
+  public static final String AM_MEMORY = AM_PREFIX + "memory";
   public static final String AM_CONTAINER_MEMORY = AM_PREFIX +
       "container.memory";
   public static final int AM_CONTAINER_MEMORY_DEFAULT = 1024;
 
+  public static final String AM_VCORES = AM_PREFIX + "vcores";
   public static final String AM_CONTAINER_VCORES = AM_PREFIX +
       "container.vcores";
   public static final int AM_CONTAINER_VCORES_DEFAULT = 1;
@@ -85,4 +88,33 @@ public class SLSConfiguration {
         conf.getLong(AM_CONTAINER_MEMORY, AM_CONTAINER_MEMORY_DEFAULT),
         conf.getInt(AM_CONTAINER_VCORES, AM_CONTAINER_VCORES_DEFAULT));
   }
+
+  // input file
+
+  // nodes
+  public static final String NUM_NODES = "num.nodes";
+  public static final String NUM_RACKS = "num.racks";
+
+  // job
+  public static final String JOB_PREFIX = "job.";
+  public static final String JOB_ID = JOB_PREFIX + "id";
+  public static final String JOB_START_MS = JOB_PREFIX + "start.ms";
+  public static final String JOB_END_MS = JOB_PREFIX + "end.ms";
+  public static final String JOB_QUEUE_NAME = JOB_PREFIX + "queue.name";
+  public static final String JOB_USER = JOB_PREFIX + "user";
+  public static final String JOB_COUNT = JOB_PREFIX + "count";
+  public static final String JOB_TASKS = JOB_PREFIX + "tasks";
+
+  // task
+  public static final String COUNT = "count";
+  public static final String TASK_CONTAINER = "container.";
+  public static final String TASK_HOST = TASK_CONTAINER + "host";
+  public static final String TASK_START_MS = TASK_CONTAINER + "start.ms";
+  public static final String TASK_END_MS = TASK_CONTAINER + "end.ms";
+  public static final String DURATION_MS = "duration.ms";
+  public static final String TASK_DURATION_MS = TASK_CONTAINER + DURATION_MS;
+  public static final String TASK_PRIORITY = TASK_CONTAINER + "priority";
+  public static final String TASK_TYPE = TASK_CONTAINER + "type";
+  public static final String TASK_MEMORY = TASK_CONTAINER + "memory";
+
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/99880d0a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/utils/SLSUtils.java
----------------------------------------------------------------------
diff --git a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/utils/SLSUtils.java
b/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/utils/SLSUtils.java
index dbc2dab..e914fe7 100644
--- a/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/utils/SLSUtils.java
+++ b/hadoop-tools/hadoop-sls/src/main/java/org/apache/hadoop/yarn/sls/utils/SLSUtils.java
@@ -39,6 +39,7 @@ import org.apache.hadoop.tools.rumen.JobTraceReader;
 import org.apache.hadoop.tools.rumen.LoggedJob;
 import org.apache.hadoop.tools.rumen.LoggedTask;
 import org.apache.hadoop.tools.rumen.LoggedTaskAttempt;
+import org.apache.hadoop.yarn.sls.conf.SLSConfiguration;
 
 @Private
 @Unstable
@@ -118,21 +119,22 @@ public class SLSUtils {
   }
 
   private static void addNodes(Set<String> nodeSet, Map jsonEntry) {
-    if (jsonEntry.containsKey("num.nodes")) {
-      int numNodes = Integer.parseInt(jsonEntry.get("num.nodes").toString());
+    if (jsonEntry.containsKey(SLSConfiguration.NUM_NODES)) {
+      int numNodes = Integer.parseInt(
+          jsonEntry.get(SLSConfiguration.NUM_NODES).toString());
       int numRacks = 1;
-      if (jsonEntry.containsKey("num.racks")) {
+      if (jsonEntry.containsKey(SLSConfiguration.NUM_RACKS)) {
         numRacks = Integer.parseInt(
-            jsonEntry.get("num.racks").toString());
+            jsonEntry.get(SLSConfiguration.NUM_RACKS).toString());
       }
       nodeSet.addAll(generateNodes(numNodes, numRacks));
     }
 
-    if (jsonEntry.containsKey("job.tasks")) {
-      List tasks = (List) jsonEntry.get("job.tasks");
+    if (jsonEntry.containsKey(SLSConfiguration.JOB_TASKS)) {
+      List tasks = (List) jsonEntry.get(SLSConfiguration.JOB_TASKS);
       for (Object o : tasks) {
         Map jsonTask = (Map) o;
-        String hostname = (String) jsonTask.get("container.host");
+        String hostname = (String) jsonTask.get(SLSConfiguration.TASK_HOST);
         if (hostname != null) {
           nodeSet.add(hostname);
         }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/99880d0a/hadoop-tools/hadoop-sls/src/site/markdown/SchedulerLoadSimulator.md
----------------------------------------------------------------------
diff --git a/hadoop-tools/hadoop-sls/src/site/markdown/SchedulerLoadSimulator.md b/hadoop-tools/hadoop-sls/src/site/markdown/SchedulerLoadSimulator.md
index d3f91f4..0bab9a6 100644
--- a/hadoop-tools/hadoop-sls/src/site/markdown/SchedulerLoadSimulator.md
+++ b/hadoop-tools/hadoop-sls/src/site/markdown/SchedulerLoadSimulator.md
@@ -344,7 +344,7 @@ Here we provide an example format of the sls json file, which contains
2 jobs. T
         "container.host" : "/default-rack/node1",  // host the container asks for
         "container.start.ms" : 6664,  // container start time, optional
         "container.end.ms" : 23707,   // container finish time, optional
-        "duration.ms":  50000,        // duration of the container, optional if start and
end time is specified
+        "container.duration.ms":  50000, // duration of the container, optional if start
and end time is specified
         "container.priority" : 20,    // priority of the container, optional, the default
value is 20
         "container.type" : "map"      // type of the container, could be "map" or "reduce",
optional, the default value is "map"
       }, {


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