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Posted to commits@harmony.apache.org by "Pavel Rebriy (JIRA)" <ji...@apache.org> on 2008/01/28 10:11:36 UTC
[jira] Updated: (HARMONY-4014) [drlvm][thread]100% CPU consumption
in MONITORENTER
[ https://issues.apache.org/jira/browse/HARMONY-4014?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Pavel Rebriy updated HARMONY-4014:
----------------------------------
Attachment: H-4014-workaround.patch
This is workaround for attached test.
With this patch test doesn't take up all CPU.
> [drlvm][thread]100% CPU consumption in MONITORENTER
> ---------------------------------------------------
>
> Key: HARMONY-4014
> URL: https://issues.apache.org/jira/browse/HARMONY-4014
> Project: Harmony
> Issue Type: Bug
> Components: DRLVM
> Reporter: Sergey Salishev
> Assignee: weldon washburn
> Priority: Minor
> Attachments: H-4014-workaround.patch, Test.java
>
>
> The attached test eats 100% of cpu time on Harmony while on RI it's 0% as it's blocked in IO op.
> This is caused by busy wait in monitor enter when trying to inflate thin lock which is held by thread blocked in OS from other thread.
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