Fix job-master leak memory when submitt...; Port [#18639] to branch-2.10 #18651
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fix:fix job-master leak memory when submitting a large number of distributed jobs(DIST_LOAD/DIST_CP/Persist jobs)
### What changes are proposed in this pull request?
Start a periodic thread to clear expired jobs information that cannot be trace by the client in CmdJobTracker.The default retention time is 1day,which is the same configuration as LoadV2.
### Why are the changes needed?
When many jobs are submitted,the job master finally will have an oom problem, we can find that the cmdJobTracker retains the residual job information and not cleaned regularly, resulting in memory leaks.
### Does this PR introduce any user facing changes?
Please list the user-facing changes introduced by your change, including
1.add Configuration:
alluxio.job.master.job.trace.retention.time=xx,the default value is 1d.
Related issue: #18635
pr-link: #18639
change-id: cid-d4e5853a1818a22c8a0411a27bfe1141c6f24ebd
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alluxio-bot, merge this please. |
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fix:fix job-master leak memory when submitting a large number of distributed jobs(DIST_LOAD/DIST_CP/Persist jobs)
What changes are proposed in this pull request?
Start a periodic thread to clear expired jobs information that cannot be trace by the client in CmdJobTracker.The default retention time is 1day,which is the same configuration as LoadV2.
Why are the changes needed?
When many jobs are submitted,the job master finally will have an oom problem, we can find that the cmdJobTracker retains the residual job information and not cleaned regularly, resulting in memory leaks.
Does this PR introduce any user facing changes?
Please list the user-facing changes introduced by your change, including
1.add Configuration:
alluxio.job.master.job.trace.retention.time=xx,the default value is 1d.
Related issue: #18635
[This is an auto-generated PR to cherry-pick committed PR #18639 into target branch branch-2.10]