RFR: 8268779: ZGC: runtime/InternalApi/ThreadCpuTimesDeadlock.java#id1 failed with "OutOfMemoryError: Java heap space" [v2]

Stefan Karlsson stefank at openjdk.java.net
Thu Nov 4 13:36:10 UTC 2021

On Thu, 4 Nov 2021 11:10:37 GMT, Per Liden <pliden at openjdk.org> wrote:

>> Please review this fix for a ZGC shutdown/abort issue, introduced by JDK-8261759.
>> If a GC cycle has aborted, we should not notify that it completed and we should not check for out of memory condition. Doing so can cause pre-mature `OutOfMemoryError`.
>> Testing:
>>  - Tier 1-7 with ZGC on Linux/x86_64.
>>  - Wrote a small reproducer that provokes the problem fairly quickly. With this patch, I can no longer reproduced the issue.
> Per Liden has updated the pull request incrementally with one additional commit since the last revision:
>   Alternative

Marked as reviewed by stefank (Reviewer).


PR: https://git.openjdk.java.net/jdk/pull/6236

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