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https://issues.apache.org/jira/browse/BEAM-4847?focusedWorklogId=126923&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-126923
]
ASF GitHub Bot logged work on BEAM-4847:
----------------------------------------
Author: ASF GitHub Bot
Created on: 24/Jul/18 22:00
Start Date: 24/Jul/18 22:00
Worklog Time Spent: 10m
Work Description: alanmyrvold commented on a change in pull request
#6046: [BEAM-4847] Fix java OOM errors during compile by setting maxWorkers,
Xms and Xmx to reasonable values
URL: https://github.com/apache/beam/pull/6046#discussion_r204925771
##########
File path: .test-infra/jenkins/CommonJobProperties.groovy
##########
@@ -188,16 +189,9 @@ class CommonJobProperties {
// Ensure that parallel workers don't exceed total available memory.
- // TODO(BEAM-4230): OperatingSystemMXBeam incorrectly reports total
memory; hard-code for now
- // Jenkins machines are GCE n1-highmem-16, with 104 GB of memory
- // def os =
(com.sun.management.OperatingSystemMXBean)java.lang.management.ManagementFactory.getOperatingSystemMXBean()
- // def totalMemoryMb = os.getTotalPhysicalMemorySize() / (1024*1024)
- def totalMemoryMb = 104 * 1024
- // Jenkins uses 2 executors to schedule concurrent jobs, so ensure that
each executor uses only half the
- // machine memory.
- def totalExecutorMemoryMb = totalMemoryMb / 2
- def perWorkerMemoryMb = totalExecutorMemoryMb / maxWorkers
- context.switches("-Dorg.gradle.jvmargs=-Xmx${(int)perWorkerMemoryMb}m")
+ // For [BEAM-4847], hardcode Xms and Xmx to reasonable values (3g/8g).
Review comment:
Only if all 24 workers are at max heap size? I'd expect a distribution among
them where many are not max'd out.
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Issue Time Tracking
-------------------
Worklog Id: (was: 126923)
Time Spent: 2h (was: 1h 50m)
> Java PreCommit is flaky: Expiring Daemon because JVM Tenured space is
> exhausted
> -------------------------------------------------------------------------------
>
> Key: BEAM-4847
> URL: https://issues.apache.org/jira/browse/BEAM-4847
> Project: Beam
> Issue Type: Bug
> Components: build-system
> Reporter: Boyuan Zhang
> Assignee: Alan Myrvold
> Priority: Major
> Time Spent: 2h
> Remaining Estimate: 0h
>
> Java PreCommit seems like flaky:
> https://builds.apache.org/job/beam_PreCommit_Java_Commit/505/console
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