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Posted to issues@ozone.apache.org by "Attila Doroszlai (Jira)" <ji...@apache.org> on 2020/10/06 19:09:00 UTC

[jira] [Created] (HDDS-4313) Create thread-local instance of FileSystem in HadoopFsGenerator

Attila Doroszlai created HDDS-4313:
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             Summary: 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


[~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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