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From git-site-r...@apache.org
Subject [25/51] [partial] hbase-site git commit: Published site at fa5fa6ecdd071b72b58971058ff3ab9d28c3e709.
Date Fri, 12 Oct 2018 14:53:20 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/d1341859/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.WorkerMonitor.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.WorkerMonitor.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.WorkerMonitor.html
index 061ce80..bdfc3f8 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.WorkerMonitor.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure2/ProcedureExecutor.WorkerMonitor.html
@@ -39,2126 +39,2163 @@
 <span class="sourceLineNo">031</span>import java.util.Set;<a name="line.31"></a>
 <span class="sourceLineNo">032</span>import java.util.concurrent.ConcurrentHashMap;<a name="line.32"></a>
 <span class="sourceLineNo">033</span>import java.util.concurrent.CopyOnWriteArrayList;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import java.util.concurrent.TimeUnit;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import java.util.stream.Collectors;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import java.util.stream.Stream;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.conf.Configuration;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HConstants;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.exceptions.IllegalArgumentIOException;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.log.HBaseMarkers;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.procedure2.Procedure.LockState;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore.ProcedureIterator;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.procedure2.util.StringUtils;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.security.User;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.util.IdLock;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.util.NonceKey;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.52"></a>
-<span class="sourceLineNo">053</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.53"></a>
-<span class="sourceLineNo">054</span>import org.slf4j.Logger;<a name="line.54"></a>
-<span class="sourceLineNo">055</span>import org.slf4j.LoggerFactory;<a name="line.55"></a>
-<span class="sourceLineNo">056</span><a name="line.56"></a>
-<span class="sourceLineNo">057</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.57"></a>
-<span class="sourceLineNo">058</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.58"></a>
+<span class="sourceLineNo">034</span>import java.util.concurrent.Executor;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import java.util.concurrent.Executors;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import java.util.concurrent.TimeUnit;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import java.util.stream.Collectors;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import java.util.stream.Stream;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.conf.Configuration;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.HConstants;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.exceptions.IllegalArgumentIOException;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.log.HBaseMarkers;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.procedure2.Procedure.LockState;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore.ProcedureIterator;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore.ProcedureStoreListener;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.procedure2.util.StringUtils;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.security.User;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.util.IdLock;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.util.NonceKey;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.slf4j.Logger;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.slf4j.LoggerFactory;<a name="line.58"></a>
 <span class="sourceLineNo">059</span><a name="line.59"></a>
-<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos.ProcedureState;<a name="line.60"></a>
-<span class="sourceLineNo">061</span><a name="line.61"></a>
-<span class="sourceLineNo">062</span>/**<a name="line.62"></a>
-<span class="sourceLineNo">063</span> * Thread Pool that executes the submitted procedures.<a name="line.63"></a>
-<span class="sourceLineNo">064</span> * The executor has a ProcedureStore associated.<a name="line.64"></a>
-<span class="sourceLineNo">065</span> * Each operation is logged and on restart the pending procedures are resumed.<a name="line.65"></a>
-<span class="sourceLineNo">066</span> *<a name="line.66"></a>
-<span class="sourceLineNo">067</span> * Unless the Procedure code throws an error (e.g. invalid user input)<a name="line.67"></a>
-<span class="sourceLineNo">068</span> * the procedure will complete (at some point in time), On restart the pending<a name="line.68"></a>
-<span class="sourceLineNo">069</span> * procedures are resumed and the once failed will be rolledback.<a name="line.69"></a>
+<span class="sourceLineNo">060</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.60"></a>
+<span class="sourceLineNo">061</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.61"></a>
+<span class="sourceLineNo">062</span>import org.apache.hbase.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;<a name="line.62"></a>
+<span class="sourceLineNo">063</span><a name="line.63"></a>
+<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ProcedureProtos.ProcedureState;<a name="line.64"></a>
+<span class="sourceLineNo">065</span><a name="line.65"></a>
+<span class="sourceLineNo">066</span>/**<a name="line.66"></a>
+<span class="sourceLineNo">067</span> * Thread Pool that executes the submitted procedures.<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * The executor has a ProcedureStore associated.<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * Each operation is logged and on restart the pending procedures are resumed.<a name="line.69"></a>
 <span class="sourceLineNo">070</span> *<a name="line.70"></a>
-<span class="sourceLineNo">071</span> * The user can add procedures to the executor via submitProcedure(proc)<a name="line.71"></a>
-<span class="sourceLineNo">072</span> * check for the finished state via isFinished(procId)<a name="line.72"></a>
-<span class="sourceLineNo">073</span> * and get the result via getResult(procId)<a name="line.73"></a>
-<span class="sourceLineNo">074</span> */<a name="line.74"></a>
-<span class="sourceLineNo">075</span>@InterfaceAudience.Private<a name="line.75"></a>
-<span class="sourceLineNo">076</span>public class ProcedureExecutor&lt;TEnvironment&gt; {<a name="line.76"></a>
-<span class="sourceLineNo">077</span>  private static final Logger LOG = LoggerFactory.getLogger(ProcedureExecutor.class);<a name="line.77"></a>
-<span class="sourceLineNo">078</span><a name="line.78"></a>
-<span class="sourceLineNo">079</span>  public static final String CHECK_OWNER_SET_CONF_KEY = "hbase.procedure.check.owner.set";<a name="line.79"></a>
-<span class="sourceLineNo">080</span>  private static final boolean DEFAULT_CHECK_OWNER_SET = false;<a name="line.80"></a>
-<span class="sourceLineNo">081</span><a name="line.81"></a>
-<span class="sourceLineNo">082</span>  public static final String WORKER_KEEP_ALIVE_TIME_CONF_KEY =<a name="line.82"></a>
-<span class="sourceLineNo">083</span>      "hbase.procedure.worker.keep.alive.time.msec";<a name="line.83"></a>
-<span class="sourceLineNo">084</span>  private static final long DEFAULT_WORKER_KEEP_ALIVE_TIME = TimeUnit.MINUTES.toMillis(1);<a name="line.84"></a>
+<span class="sourceLineNo">071</span> * Unless the Procedure code throws an error (e.g. invalid user input)<a name="line.71"></a>
+<span class="sourceLineNo">072</span> * the procedure will complete (at some point in time), On restart the pending<a name="line.72"></a>
+<span class="sourceLineNo">073</span> * procedures are resumed and the once failed will be rolledback.<a name="line.73"></a>
+<span class="sourceLineNo">074</span> *<a name="line.74"></a>
+<span class="sourceLineNo">075</span> * The user can add procedures to the executor via submitProcedure(proc)<a name="line.75"></a>
+<span class="sourceLineNo">076</span> * check for the finished state via isFinished(procId)<a name="line.76"></a>
+<span class="sourceLineNo">077</span> * and get the result via getResult(procId)<a name="line.77"></a>
+<span class="sourceLineNo">078</span> */<a name="line.78"></a>
+<span class="sourceLineNo">079</span>@InterfaceAudience.Private<a name="line.79"></a>
+<span class="sourceLineNo">080</span>public class ProcedureExecutor&lt;TEnvironment&gt; {<a name="line.80"></a>
+<span class="sourceLineNo">081</span>  private static final Logger LOG = LoggerFactory.getLogger(ProcedureExecutor.class);<a name="line.81"></a>
+<span class="sourceLineNo">082</span><a name="line.82"></a>
+<span class="sourceLineNo">083</span>  public static final String CHECK_OWNER_SET_CONF_KEY = "hbase.procedure.check.owner.set";<a name="line.83"></a>
+<span class="sourceLineNo">084</span>  private static final boolean DEFAULT_CHECK_OWNER_SET = false;<a name="line.84"></a>
 <span class="sourceLineNo">085</span><a name="line.85"></a>
-<span class="sourceLineNo">086</span>  /**<a name="line.86"></a>
-<span class="sourceLineNo">087</span>   * {@link #testing} is non-null when ProcedureExecutor is being tested. Tests will try to<a name="line.87"></a>
-<span class="sourceLineNo">088</span>   * break PE having it fail at various junctures. When non-null, testing is set to an instance of<a name="line.88"></a>
-<span class="sourceLineNo">089</span>   * the below internal {@link Testing} class with flags set for the particular test.<a name="line.89"></a>
-<span class="sourceLineNo">090</span>   */<a name="line.90"></a>
-<span class="sourceLineNo">091</span>  Testing testing = null;<a name="line.91"></a>
-<span class="sourceLineNo">092</span><a name="line.92"></a>
-<span class="sourceLineNo">093</span>  /**<a name="line.93"></a>
-<span class="sourceLineNo">094</span>   * Class with parameters describing how to fail/die when in testing-context.<a name="line.94"></a>
-<span class="sourceLineNo">095</span>   */<a name="line.95"></a>
-<span class="sourceLineNo">096</span>  public static class Testing {<a name="line.96"></a>
-<span class="sourceLineNo">097</span>    protected boolean killIfHasParent = true;<a name="line.97"></a>
-<span class="sourceLineNo">098</span>    protected boolean killIfSuspended = false;<a name="line.98"></a>
-<span class="sourceLineNo">099</span><a name="line.99"></a>
-<span class="sourceLineNo">100</span>    /**<a name="line.100"></a>
-<span class="sourceLineNo">101</span>     * Kill the PE BEFORE we store state to the WAL. Good for figuring out if a Procedure is<a name="line.101"></a>
-<span class="sourceLineNo">102</span>     * persisting all the state it needs to recover after a crash.<a name="line.102"></a>
-<span class="sourceLineNo">103</span>     */<a name="line.103"></a>
-<span class="sourceLineNo">104</span>    protected boolean killBeforeStoreUpdate = false;<a name="line.104"></a>
-<span class="sourceLineNo">105</span>    protected boolean toggleKillBeforeStoreUpdate = false;<a name="line.105"></a>
-<span class="sourceLineNo">106</span><a name="line.106"></a>
-<span class="sourceLineNo">107</span>    /**<a name="line.107"></a>
-<span class="sourceLineNo">108</span>     * Set when we want to fail AFTER state has been stored into the WAL. Rarely used. HBASE-20978<a name="line.108"></a>
-<span class="sourceLineNo">109</span>     * is about a case where memory-state was being set after store to WAL where a crash could<a name="line.109"></a>
-<span class="sourceLineNo">110</span>     * cause us to get stuck. This flag allows killing at what was a vulnerable time.<a name="line.110"></a>
-<span class="sourceLineNo">111</span>     */<a name="line.111"></a>
-<span class="sourceLineNo">112</span>    protected boolean killAfterStoreUpdate = false;<a name="line.112"></a>
-<span class="sourceLineNo">113</span>    protected boolean toggleKillAfterStoreUpdate = false;<a name="line.113"></a>
-<span class="sourceLineNo">114</span><a name="line.114"></a>
-<span class="sourceLineNo">115</span>    protected boolean shouldKillBeforeStoreUpdate() {<a name="line.115"></a>
-<span class="sourceLineNo">116</span>      final boolean kill = this.killBeforeStoreUpdate;<a name="line.116"></a>
-<span class="sourceLineNo">117</span>      if (this.toggleKillBeforeStoreUpdate) {<a name="line.117"></a>
-<span class="sourceLineNo">118</span>        this.killBeforeStoreUpdate = !kill;<a name="line.118"></a>
-<span class="sourceLineNo">119</span>        LOG.warn("Toggle KILL before store update to: " + this.killBeforeStoreUpdate);<a name="line.119"></a>
-<span class="sourceLineNo">120</span>      }<a name="line.120"></a>
-<span class="sourceLineNo">121</span>      return kill;<a name="line.121"></a>
-<span class="sourceLineNo">122</span>    }<a name="line.122"></a>
-<span class="sourceLineNo">123</span><a name="line.123"></a>
-<span class="sourceLineNo">124</span>    protected boolean shouldKillBeforeStoreUpdate(boolean isSuspended, boolean hasParent) {<a name="line.124"></a>
-<span class="sourceLineNo">125</span>      if (isSuspended &amp;&amp; !killIfSuspended) {<a name="line.125"></a>
-<span class="sourceLineNo">126</span>        return false;<a name="line.126"></a>
-<span class="sourceLineNo">127</span>      }<a name="line.127"></a>
-<span class="sourceLineNo">128</span>      if (hasParent &amp;&amp; !killIfHasParent) {<a name="line.128"></a>
-<span class="sourceLineNo">129</span>        return false;<a name="line.129"></a>
-<span class="sourceLineNo">130</span>      }<a name="line.130"></a>
-<span class="sourceLineNo">131</span>      return shouldKillBeforeStoreUpdate();<a name="line.131"></a>
-<span class="sourceLineNo">132</span>    }<a name="line.132"></a>
-<span class="sourceLineNo">133</span><a name="line.133"></a>
-<span class="sourceLineNo">134</span>    protected boolean shouldKillAfterStoreUpdate() {<a name="line.134"></a>
-<span class="sourceLineNo">135</span>      final boolean kill = this.killAfterStoreUpdate;<a name="line.135"></a>
-<span class="sourceLineNo">136</span>      if (this.toggleKillAfterStoreUpdate) {<a name="line.136"></a>
-<span class="sourceLineNo">137</span>        this.killAfterStoreUpdate = !kill;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>        LOG.warn("Toggle KILL after store update to: " + this.killAfterStoreUpdate);<a name="line.138"></a>
-<span class="sourceLineNo">139</span>      }<a name="line.139"></a>
-<span class="sourceLineNo">140</span>      return kill;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>    }<a name="line.141"></a>
-<span class="sourceLineNo">142</span><a name="line.142"></a>
-<span class="sourceLineNo">143</span>    protected boolean shouldKillAfterStoreUpdate(final boolean isSuspended) {<a name="line.143"></a>
-<span class="sourceLineNo">144</span>      return (isSuspended &amp;&amp; !killIfSuspended) ? false : shouldKillAfterStoreUpdate();<a name="line.144"></a>
+<span class="sourceLineNo">086</span>  public static final String WORKER_KEEP_ALIVE_TIME_CONF_KEY =<a name="line.86"></a>
+<span class="sourceLineNo">087</span>      "hbase.procedure.worker.keep.alive.time.msec";<a name="line.87"></a>
+<span class="sourceLineNo">088</span>  private static final long DEFAULT_WORKER_KEEP_ALIVE_TIME = TimeUnit.MINUTES.toMillis(1);<a name="line.88"></a>
+<span class="sourceLineNo">089</span><a name="line.89"></a>
+<span class="sourceLineNo">090</span>  /**<a name="line.90"></a>
+<span class="sourceLineNo">091</span>   * {@link #testing} is non-null when ProcedureExecutor is being tested. Tests will try to<a name="line.91"></a>
+<span class="sourceLineNo">092</span>   * break PE having it fail at various junctures. When non-null, testing is set to an instance of<a name="line.92"></a>
+<span class="sourceLineNo">093</span>   * the below internal {@link Testing} class with flags set for the particular test.<a name="line.93"></a>
+<span class="sourceLineNo">094</span>   */<a name="line.94"></a>
+<span class="sourceLineNo">095</span>  Testing testing = null;<a name="line.95"></a>
+<span class="sourceLineNo">096</span><a name="line.96"></a>
+<span class="sourceLineNo">097</span>  /**<a name="line.97"></a>
+<span class="sourceLineNo">098</span>   * Class with parameters describing how to fail/die when in testing-context.<a name="line.98"></a>
+<span class="sourceLineNo">099</span>   */<a name="line.99"></a>
+<span class="sourceLineNo">100</span>  public static class Testing {<a name="line.100"></a>
+<span class="sourceLineNo">101</span>    protected boolean killIfHasParent = true;<a name="line.101"></a>
+<span class="sourceLineNo">102</span>    protected boolean killIfSuspended = false;<a name="line.102"></a>
+<span class="sourceLineNo">103</span><a name="line.103"></a>
+<span class="sourceLineNo">104</span>    /**<a name="line.104"></a>
+<span class="sourceLineNo">105</span>     * Kill the PE BEFORE we store state to the WAL. Good for figuring out if a Procedure is<a name="line.105"></a>
+<span class="sourceLineNo">106</span>     * persisting all the state it needs to recover after a crash.<a name="line.106"></a>
+<span class="sourceLineNo">107</span>     */<a name="line.107"></a>
+<span class="sourceLineNo">108</span>    protected boolean killBeforeStoreUpdate = false;<a name="line.108"></a>
+<span class="sourceLineNo">109</span>    protected boolean toggleKillBeforeStoreUpdate = false;<a name="line.109"></a>
+<span class="sourceLineNo">110</span><a name="line.110"></a>
+<span class="sourceLineNo">111</span>    /**<a name="line.111"></a>
+<span class="sourceLineNo">112</span>     * Set when we want to fail AFTER state has been stored into the WAL. Rarely used. HBASE-20978<a name="line.112"></a>
+<span class="sourceLineNo">113</span>     * is about a case where memory-state was being set after store to WAL where a crash could<a name="line.113"></a>
+<span class="sourceLineNo">114</span>     * cause us to get stuck. This flag allows killing at what was a vulnerable time.<a name="line.114"></a>
+<span class="sourceLineNo">115</span>     */<a name="line.115"></a>
+<span class="sourceLineNo">116</span>    protected boolean killAfterStoreUpdate = false;<a name="line.116"></a>
+<span class="sourceLineNo">117</span>    protected boolean toggleKillAfterStoreUpdate = false;<a name="line.117"></a>
+<span class="sourceLineNo">118</span><a name="line.118"></a>
+<span class="sourceLineNo">119</span>    protected boolean shouldKillBeforeStoreUpdate() {<a name="line.119"></a>
+<span class="sourceLineNo">120</span>      final boolean kill = this.killBeforeStoreUpdate;<a name="line.120"></a>
+<span class="sourceLineNo">121</span>      if (this.toggleKillBeforeStoreUpdate) {<a name="line.121"></a>
+<span class="sourceLineNo">122</span>        this.killBeforeStoreUpdate = !kill;<a name="line.122"></a>
+<span class="sourceLineNo">123</span>        LOG.warn("Toggle KILL before store update to: " + this.killBeforeStoreUpdate);<a name="line.123"></a>
+<span class="sourceLineNo">124</span>      }<a name="line.124"></a>
+<span class="sourceLineNo">125</span>      return kill;<a name="line.125"></a>
+<span class="sourceLineNo">126</span>    }<a name="line.126"></a>
+<span class="sourceLineNo">127</span><a name="line.127"></a>
+<span class="sourceLineNo">128</span>    protected boolean shouldKillBeforeStoreUpdate(boolean isSuspended, boolean hasParent) {<a name="line.128"></a>
+<span class="sourceLineNo">129</span>      if (isSuspended &amp;&amp; !killIfSuspended) {<a name="line.129"></a>
+<span class="sourceLineNo">130</span>        return false;<a name="line.130"></a>
+<span class="sourceLineNo">131</span>      }<a name="line.131"></a>
+<span class="sourceLineNo">132</span>      if (hasParent &amp;&amp; !killIfHasParent) {<a name="line.132"></a>
+<span class="sourceLineNo">133</span>        return false;<a name="line.133"></a>
+<span class="sourceLineNo">134</span>      }<a name="line.134"></a>
+<span class="sourceLineNo">135</span>      return shouldKillBeforeStoreUpdate();<a name="line.135"></a>
+<span class="sourceLineNo">136</span>    }<a name="line.136"></a>
+<span class="sourceLineNo">137</span><a name="line.137"></a>
+<span class="sourceLineNo">138</span>    protected boolean shouldKillAfterStoreUpdate() {<a name="line.138"></a>
+<span class="sourceLineNo">139</span>      final boolean kill = this.killAfterStoreUpdate;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>      if (this.toggleKillAfterStoreUpdate) {<a name="line.140"></a>
+<span class="sourceLineNo">141</span>        this.killAfterStoreUpdate = !kill;<a name="line.141"></a>
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+<span class="sourceLineNo">143</span>      }<a name="line.143"></a>
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+<span class="sourceLineNo">262</span>        // TODO: Select TTL based on Procedure type<a name="line.262"></a>
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-<span class="sourceLineNo">299</span>   * Helper map to lookup the live procedures by ID.<a name="line.299"></a>
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-<span class="sourceLineNo">306</span>   * Helper map to lookup whether the procedure already issued from the same client. This map<a name="line.306"></a>
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-<span class="sourceLineNo">320</span>   * (Should be ok).<a name="line.320"></a>
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-<span class="sourceLineNo">325</span>   * Created in the {@link #start(int, boolean)} method. Terminated in {@link #join()} (FIX! Doing<a name="line.325"></a>
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-<span class="sourceLineNo">327</span>   * Overridden when we do the ProcedureTestingUtility.testRecoveryAndDoubleExecution trickery<a name="line.327"></a>
-<span class="sourceLineNo">328</span>   * (Should be ok).<a name="line.328"></a>
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+<span class="sourceLineNo">303</span>   * Helper map to lookup the live procedures by ID.<a name="line.303"></a>
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+<span class="sourceLineNo">305</span>   */<a name="line.305"></a>
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+<span class="sourceLineNo">308</span><a name="line.308"></a>
+<span class="sourceLineNo">309</span>  /**<a name="line.309"></a>
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+<span class="sourceLineNo">312</span>   */<a name="line.312"></a>
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+<span class="sourceLineNo">322</span>   * resource handling rather than observing in a #join is unexpected).<a name="line.322"></a>
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+<span class="sourceLineNo">332</span>   * (Should be ok).<a name="line.332"></a>
+<span class="sourceLineNo">333</span>   */<a name="line.333"></a>
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+<span class="sourceLineNo">337</span>   * Created in the {@link #start(int, boolean)} method. Terminated in {@link #join()} (FIX! Doing<a name="line.337"></a>
+<span class="sourceLineNo">338</span>   * resource handling rather than observing in a #join is unexpected).<a name="line.338"></a>
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+<span class="sourceLineNo">340</span>   * (Should be ok).<a name="line.340"></a>
+<span class="sourceLineNo">341</span>   */<a name="line.341"></a>
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+<span class="sourceLineNo">366</span>  // To prevent concurrent execution of the same procedure.<a name="line.366"></a>
+<span class="sourceLineNo">367</span>  // For some rare cases, especially if the procedure uses ProcedureEvent, it is possible that the<a name="line.367"></a>
+<span class="sourceLineNo">368</span>  // procedure is woken up before we finish the suspend which causes the same procedures to be<a name="line.368"></a>
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+<span class="sourceLineNo">370</span>  // a bit confusing to the developers. So here we introduce this lock to prevent the concurrent<a name="line.370"></a>
+<span class="sourceLineNo">371</span>  // execution of the same procedure.<a name="line.371"></a>
+<span class="sourceLineNo">372</span>  private final IdLock procExecutionLock = new IdLock();<a name="line.372"></a>
+<span class="sourceLineNo">373</span><a name="line.373"></a>
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+<span class="sourceLineNo">384</span>        LOG.debug("No pending procedure with id = {}, skip force updating.", procId);<a name="line.384"></a>
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+<span class="sourceLineNo">386</span>      }<a name="line.386"></a>
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+<span class="sourceLineNo">390</span>      }<a name="line.390"></a>
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+<span class="sourceLineNo">406</span>    store.registerListener(new ProcedureStoreListener() {<a name="line.406"></a>
+<span class="sourceLineNo">407</span><a name="line.407"></a>
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+<span class="sourceLineNo">411</span>          try {<a name="line.411"></a>
+<span class="sourceLineNo">412</span>            forceUpdateProcedure(procId);<a name="line.412"></a>
+<span class="sourceLineNo">413</span>          } catch (IOException e) {<a name="line.413"></a>
+<span class="sourceLineNo">414</span>            LOG.warn("Failed to force update procedure with pid={}", procId);<a name="line.414"></a>
+<span class="sourceLineNo">415</span>          }<a name="line.415"></a>
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-<span class="sourceLineNo">424</span>    }<a name="line.424"></a>
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+<span class="sourceLineNo">421</span>  private void load(final boolean abortOnCorruption) throws IOException {<a name="line.421"></a>
+<span class="sourceLineNo">422</span>    Preconditions.checkArgument(completed.isEmpty(), "completed not empty");<a name="line.422"></a>
+<span class="sourceLineNo">423</span>    Preconditions.checkArgument(rollbackStack.isEmpty(), "rollback state not empty");<a name="line.423"></a>
+<span class="sourceLineNo">424</span>    Preconditions.checkArgument(procedures.isEmpty(), "procedure map not empty");<a name="line.424"></a>
+<span class="sourceLineNo">425</span>    Preconditions.checkArgument(scheduler.size() == 0, "run queue not empty");<a name="line.425"></a>
 <span class="sourceLineNo">426</span><a name="line.426"></a>
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-<span class="sourceLineNo">428</span>  // Notice that we need to restore the locks starting from the root proc, otherwise there will be<a name="line.428"></a>
-<span class="sourceLineNo">429</span>  // problem that a sub procedure may hold the exclusive lock first and then we are stuck when<a name="line.429"></a>
-<span class="sourceLineNo">430</span>  // calling the acquireLock method for the parent procedure.<a name="line.430"></a>
-<span class="sourceLineNo">431</span>  // The algorithm is straight-forward:<a name="line.431"></a>
-<span class="sourceLineNo">432</span>  // 1. Use a set to record the procedures which locks have already been restored.<a name="line.432"></a>
-<span class="sourceLineNo">433</span>  // 2. Use a stack to store the hierarchy of the procedures<a name="line.433"></a>
-<span class="sourceLineNo">434</span>  // 3. For all the procedure, we will first try to find its parent and push it into the stack,<a name="line.434"></a>
-<span class="sourceLineNo">435</span>  // unless<a name="line.435"></a>
-<span class="sourceLineNo">436</span>  // a. We have no parent, i.e, we are the root procedure<a name="line.436"></a>
-<span class="sourceLineNo">437</span>  // b. The lock has already been restored(by checking the set introduced in #1)<a name="line.437"></a>
-<span class="sourceLineNo">438</span>  // then we start to pop the stack and call acquireLock for each procedure.<a name="line.438"></a>
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-<span class="sourceLineNo">442</span>    Deque&lt;Procedure&lt;TEnvironment&gt;&gt; stack = new ArrayDeque&lt;&gt;();<a name="line.442"></a>
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-<span class="sourceLineNo">453</span>        }<a name="line.453"></a>
-<span class="sourceLineNo">454</span>        stack.push(proc);<a name="line.454"></a>
-<span class="sourceLineNo">455</span>        proc = procedures.get(proc.getParentProcId());<a name="line.455"></a>
-<span class="sourceLineNo">456</span>      }<a name="line.456"></a>
-<span class="sourceLineNo">457</span>    });<a name="line.457"></a>
-<span class="sourceLineNo">458</span>  }<a name="line.458"></a>
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-<span class="sourceLineNo">461</span>      throws IOException {<a name="line.461"></a>
-<span class="sourceLineNo">462</span>    // 1. Build the rollback stack<a name="line.462"></a>
-<span class="sourceLineNo">463</span>    int runnablesCount = 0;<a name="line.463"></a>
-<span class="sourceLineNo">464</span>    int failedCount = 0;<a name="line.464"></a>
-<span class="sourceLineNo">465</span>    while (procIter.hasNext()) {<a name="line.465"></a>
-<span class="sourceLineNo">466</span>      boolean finished = procIter.isNextFinished();<a name="line.466"></a>
-<span class="sourceLineNo">467</span>      @SuppressWarnings("unchecked")<a name="line.467"></a>
-<span class="sourceLineNo">468</span>      Procedure&lt;TEnvironment&gt; proc = procIter.next();<a name="line.468"></a>
-<span class="sourceLineNo">469</span>      NonceKey nonceKey = proc.getNonceKey();<a name="line.469"></a>
-<span class="sourceLineNo">470</span>      long procId = proc.getProcId();<a name="line.470"></a>
-<span class="sourceLineNo">471</span><a name="line.471"></a>
-<span class="sourceLineNo">472</span>      if (finished) {<a name="line.472"></a>
-<span class="sourceLineNo">473</span>        completed.put(proc.getProcId(), new CompletedProcedureRetainer&lt;&gt;(proc));<a name="line.473"></a>
-<span class="sourceLineNo">474</span>        LOG.debug("Completed {}", proc);<a name="line.474"></a>
-<span class="sourceLineNo">475</span>      } else {<a name="line.475"></a>
-<span class="sourceLineNo">476</span>        if (!proc.hasParent()) {<a name="line.476"></a>
-<span class="sourceLineNo">477</span>          assert !proc.isFinished() : "unexpected finished procedure";<a name="line.477"></a>
-<span class="sourceLineNo">478</span>          rollbackStack.put(proc.getProcId(), new RootProcedureState&lt;&gt;());<a name="line.478"></a>
-<span class="sourceLineNo">479</span>        }<a name="line.479"></a>
-<span class="sourceLineNo">480</span><a name="line.480"></a>
-<span class="sourceLineNo">481</span>        // add the procedure to the map<a name="line.481"></a>
-<span class="sourceLineNo">482</span>        proc.beforeReplay(getEnvironment());<a name="line.482"></a>
-<span class="sourceLineNo">483</span>        procedures.put(proc.getProcId(), proc);<a name="line.483"></a>
-<span class="sourceLineNo">484</span><a name="line.484"></a>
-<span class="sourceLineNo">485</span>        if (proc.getState() == ProcedureState.RUNNABLE) {<a name="line.485"></a>
-<span class="sourceLineNo">486</span>          runnablesCount++;<a name="line.486"></a>
-<span class="sourceLineNo">487</span>        } else if (proc.getState() == ProcedureState.FAILED) {<a name="line.487"></a>
-<span class="sourceLineNo">488</span>          failedCount++;<a name="line.488"></a>
-<span class="sourceLineNo">489</span>        }<a name="line.489"></a>
-<span class="sourceLineNo">490</span>      }<a name="line.490"></a>
-<span class="sourceLineNo">491</span><a name="line.491"></a>
-<span class="sourceLineNo">492</span>      // add the nonce to the map<a name="line.492"></a>
-<span class="sourceLineNo">493</span>      if (nonceKey != null) {<a name="line.493"></a>
-<span class="sourceLineNo">494</span>        nonceKeysToProcIdsMap.put(nonceKey, procId);<a name="line.494"></a>
-<span class="sourceLineNo">495</span>      }<a name="line.495"></a>
-<span class="sourceLineNo">496</span>    }<a name="line.496"></a>
+<span class="sourceLineNo">427</span>    store.load(new ProcedureStore.ProcedureLoader() {<a name="line.427"></a>
+<span class="sourceLineNo">428</span>      @Override<a name="line.428"></a>
+<span class="sourceLineNo">429</span>      public void setMaxProcId(long maxProcId) {<a name="line.429"></a>
+<span class="sourceLineNo">430</span>        assert lastProcId.get() &lt; 0 : "expected only one call to setMaxProcId()";<a name="line.430"></a>
+<span class="sourceLineNo">431</span>        lastProcId.set(maxProcId);<a name="line.431"></a>
+<span class="sourceLineNo">432</span>      }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span>      @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span>      public void load(ProcedureIterator procIter) throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span>        loadProcedures(procIter, abortOnCorruption);<a name="line.436"></a>
+<span class="sourceLineNo">437</span>      }<a name="line.437"></a>
+<span class="sourceLineNo">438</span><a name="line.438"></a>
+<span class="sourceLineNo">439</span>      @Override<a name="line.439"></a>
+<span class="sourceLineNo">440</span>      public void handleCorrupted(ProcedureIterator procIter) throws IOException {<a name="line.440"></a>
+<span class="sourceLineNo">441</span>        int corruptedCount = 0;<a name="line.441"></a>
+<span class="sourceLineNo">442</span>        while (procIter.hasNext()) {<a name="line.442"></a>
+<span class="sourceLineNo">443</span>          Procedure&lt;?&gt; proc = procIter.next();<a name="line.443"></a>
+<span class="sourceLineNo">444</span>          LOG.error("Corrupt " + proc);<a name="line.444"></a>
+<span class="sourceLineNo">445</span>          corruptedCount++;<a name="line.445"></a>
+<span class="sourceLineNo">446</span>        }<a name="line.446"></a>
+<span class="source

<TRUNCATED>

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