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Bug
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Resolution: Won't Do
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Undefined
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rhel-8.2.0
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None
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Important
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rhel-sst-java
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None
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False
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None
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None
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None
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None
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If docs needed, set a value
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x86_64
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None
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- Description of problem:
If THP (Transparent Huge Pages) are enabled unconditionally on the system, java applications that use many threads may see a huge Resident Set Size. That footprint is caused by thread stacks being mostly paged in.
- Description of problem:
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The issue was reported in JDK bug database and already fixed:
THPs cause huge RSS due to thread start timing issue
https://bugs.openjdk.org/browse/JDK-8312182
We checked source code in src rpm, it looks OpenJDK 11(latest) and OpenJDK 17 does not contain the above fix.
Please a backport the fix.
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- Version-Release number of selected component (if applicable):
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java-11-openjdk-11.0.20.0.8-3.el8
java-17-openjdk-17.0.8.0.7-2.el8
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- How reproducible:
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Anytime
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- Steps to Reproduce:
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N/A
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- Actual results:
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N/A
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- Expected results:
If enabling them "always", it can not lead to huge memory footprint and bad startup performance
- Expected results:
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- clones
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RHEL-3462 Backport JDK-8312182 [rhel-8, openjdk-11]
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- Closed
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