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Posted to issues@hive.apache.org by "xu hai (JIRA)" <ji...@apache.org> on 2015/09/02 13:14:45 UTC
[jira] [Updated] (HIVE-11149) Fix issue with Thread unsafe Class
HashMap in PerfLogger.java hangs in Multi-thread environment
[ https://issues.apache.org/jira/browse/HIVE-11149?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
xu hai updated HIVE-11149:
--------------------------
Attachment: HIVE-11149.02.patch.txt
Hi all, I uploaded a new patch for this issue.
Please check it. Thanks.
> Fix issue with Thread unsafe Class HashMap in PerfLogger.java hangs in Multi-thread environment
> ---------------------------------------------------------------------------------------------------
>
> Key: HIVE-11149
> URL: https://issues.apache.org/jira/browse/HIVE-11149
> Project: Hive
> Issue Type: Bug
> Components: Logging
> Affects Versions: 1.2.0
> Reporter: WangMeng
> Assignee: WangMeng
> Attachments: HIVE-11149.01.patch, HIVE-11149.02.patch.txt
>
>
> In Multi-thread environment, the Thread unsafe Class HashMap in PerfLogger.java will casue massive Java Processes hang and cost large amounts of unnecessary CPU and Memory.
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