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Posted to yarn-issues@hadoop.apache.org by "Jian He (JIRA)" <ji...@apache.org> on 2017/03/15 09:24:41 UTC

[jira] [Updated] (YARN-6342) Issues in TimelineClientImpl#TimelineClientImpl

     [ https://issues.apache.org/jira/browse/YARN-6342?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jian He updated YARN-6342:
--------------------------
    Description: 
Found these with [~rohithsharma] while browsing the code
- In stop: it calls shutdownNow which doens't wait for pending tasks, should it use shutdown instead ?
{code}
    public void stop() {
      LOG.info("Stopping TimelineClient.");
      executor.shutdownNow();
      try {
        executor.awaitTermination(DRAIN_TIME_PERIOD, TimeUnit.MILLISECONDS);
      } catch (InterruptedException e) {
{code}
- In TimelineClientImpl#createRunnable:
If any exception happens when publish one entity (ServiceTimelineEvent), the thread exists. I think it should try best effort to continue publishing the timeline entities, one failure should not cause all followup entities not published.

  was:
Found these with [~rohithsharma] while browsing the code
- In stop: it calls shutdownNow which doens't wait for pending tasks, should it use shutdown instead ?
{code}
    public void stop() {
      LOG.info("Stopping TimelineClient.");
      executor.shutdownNow();
      try {
        executor.awaitTermination(DRAIN_TIME_PERIOD, TimeUnit.MILLISECONDS);
      } catch (InterruptedException e) {
{code }
- In createRunnable:
If any exception happens when publish one entity (ServiceTimelineEvent), the thread exists. I think it should try best effort to continue publish the timeline events, one failure should not cause all followup events not published.


> Issues in TimelineClientImpl#TimelineClientImpl 
> ------------------------------------------------
>
>                 Key: YARN-6342
>                 URL: https://issues.apache.org/jira/browse/YARN-6342
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Jian He
>
> Found these with [~rohithsharma] while browsing the code
> - In stop: it calls shutdownNow which doens't wait for pending tasks, should it use shutdown instead ?
> {code}
>     public void stop() {
>       LOG.info("Stopping TimelineClient.");
>       executor.shutdownNow();
>       try {
>         executor.awaitTermination(DRAIN_TIME_PERIOD, TimeUnit.MILLISECONDS);
>       } catch (InterruptedException e) {
> {code}
> - In TimelineClientImpl#createRunnable:
> If any exception happens when publish one entity (ServiceTimelineEvent), the thread exists. I think it should try best effort to continue publishing the timeline entities, one failure should not cause all followup entities not published.



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