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TEZ-4566: NPE in TezChild while fetching attemptId when container is asked to shut down #358

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May 22, 2024
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TEZ-4566: NPE in TezChild while fetching attemptId when container is asked to shut down #358

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5 changes: 3 additions & 2 deletions tez-runtime-internals/src/main/java/org/apache/tez/runtime/task/ContainerReporter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -69,8 +69,9 @@ protected ContainerTask callInternal() throws Exception {
+ " ms after starting to poll."
+ " TaskInfo: shouldDie: "
+ containerTask.shouldDie()
+ (containerTask.shouldDie() == true ? "" : ", currentTaskAttemptId: "
+ containerTask.getTaskSpec().getTaskAttemptID()));
+ (containerTask.shouldDie() ? "" : ", currentTaskAttemptId: "
+ (containerTask.getTaskSpec() == null ? "none"
: containerTask.getTaskSpec().getTaskAttemptID())));
return containerTask;
}

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29 changes: 14 additions & 15 deletions tez-runtime-internals/src/main/java/org/apache/tez/runtime/task/TezChild.java
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Original file line number Diff line number Diff line change
Expand Up @@ -249,28 +249,27 @@ public ContainerExecutionResult run() throws IOException, InterruptedException,
}
}

TezTaskAttemptID attemptId = containerTask.getTaskSpec().getTaskAttemptID();
Configuration taskConf;
if (containerTask.getTaskSpec().getTaskConf() != null) {
Configuration copy = new Configuration(defaultConf);
TezTaskRunner2.mergeTaskSpecConfToConf(containerTask.getTaskSpec(), copy);
taskConf = copy;
LoggingUtils.initLoggingContext(mdcContext, copy,
attemptId.getTaskID().getVertexID().getDAGID().toString(), attemptId.toString());
} else {
taskConf = defaultConf;
LoggingUtils.initLoggingContext(mdcContext, defaultConf,
attemptId.getTaskID().getVertexID().getDAGID().toString(), attemptId.toString());
}

TezCommonUtils.logCredentials(LOG, containerTask.getCredentials(), "containerTask");
if (containerTask.shouldDie()) {
LOG.info("ContainerTask returned shouldDie=true for container {}, Exiting", containerIdString);
shutdown();
return new ContainerExecutionResult(ContainerExecutionResult.ExitStatus.SUCCESS, null,
"Asked to die by the AM");
} else {
String loggerAddend = containerTask.getTaskSpec().getTaskAttemptID().toString();
TezTaskAttemptID attemptId = containerTask.getTaskSpec().getTaskAttemptID();
Configuration taskConf;
if (containerTask.getTaskSpec().getTaskConf() != null) {
Configuration copy = new Configuration(defaultConf);
TezTaskRunner2.mergeTaskSpecConfToConf(containerTask.getTaskSpec(), copy);
taskConf = copy;
LoggingUtils.initLoggingContext(mdcContext, copy, attemptId.getTaskID().getVertexID().getDAGID().toString(),
attemptId.toString());
} else {
taskConf = defaultConf;
LoggingUtils.initLoggingContext(mdcContext, defaultConf,
attemptId.getTaskID().getVertexID().getDAGID().toString(), attemptId.toString());
}
String loggerAddend = attemptId.toString();
taskCount++;
String timeStamp = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(Calendar.getInstance().getTime());
System.err.println(timeStamp + " Starting to run new task attempt: " +
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