Integrated: JDK-8311921: Inform about MaxExpectedDataSegmentSize in case of pthread_create failures on AIX

Matthias Baesken mbaesken at openjdk.org
Wed Jul 12 10:43:20 UTC 2023


On Wed, 12 Jul 2023 07:52:06 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

> In case pthread_create fails on AIX, MaxExpectedDataSegmentSize might be too small. We have already some UL logging when pthread_create fails, it would be helpful to mention there MaxExpectedDataSegmentSize too.
> 
> We observed the importance of the parameter MaxExpectedDataSegmentSize , when looking into failures of  https://github.com/openjdk/jdk/commits/master/test/hotspot/jtreg/vmTestbase/vm/mlvm/mixed/stress/java/findDeadlock/TestDescription.java  on AIX, this tests generates quite a few threads and might run on some machines into issues because of too low settings of MaxExpectedDataSegmentSize  .

This pull request has now been integrated.

Changeset: aa7367f1
Author:    Matthias Baesken <mbaesken at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/aa7367f1ecc5da15591963e56e1435aa7b830f79
Stats:     2 lines in 1 file changed: 1 ins; 0 del; 1 mod

8311921: Inform about MaxExpectedDataSegmentSize in case of pthread_create failures on AIX

Reviewed-by: jbechberger, stuefe

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PR: https://git.openjdk.org/jdk/pull/14845


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