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Posted to issues@ozone.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2020/10/06 19:29:00 UTC
[jira] [Updated] (HDDS-4313) Create thread-local instance of
FileSystem in HadoopFsGenerator
[ https://issues.apache.org/jira/browse/HDDS-4313?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated HDDS-4313:
---------------------------------
Labels: pull-request-available (was: )
> Create thread-local instance of FileSystem in HadoopFsGenerator
> ---------------------------------------------------------------
>
> Key: HDDS-4313
> URL: https://issues.apache.org/jira/browse/HDDS-4313
> Project: Hadoop Distributed Data Store
> Issue Type: Improvement
> Components: freon
> Reporter: Attila Doroszlai
> Assignee: Attila Doroszlai
> Priority: Major
> Labels: pull-request-available
>
> [~elek]'s most recent performance test uncovered a client-side bottleneck in Freon's Hadoop FS generator: a global {{FileSystem}} instance causes lock contention among test threads.
> https://github.com/elek/ozone-notes/blob/master/static/results/23_hcfs_write/profile.svg
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