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Posted to issues@ozone.apache.org by GitBox <gi...@apache.org> on 2020/07/17 12:09:28 UTC

[GitHub] [hadoop-ozone] ChenSammi edited a comment on pull request #1147: HDDS-3892. Datanode initialization is too slow when there are thousan…

ChenSammi edited a comment on pull request #1147:
URL: https://github.com/apache/hadoop-ozone/pull/1147#issuecomment-660072042


   > 
   > 
   > These changes with the striped lock LGTM, +1.
   > 
   > One question - have you been able to test this change on your DNs with a large number of containers, and did it give a good improvement?
   
   Thanks @sodonnel . 
   Yes, I have tested it on a datanode with 20K+ containers, it costs about 30m to finish the ContainerSet build.  Before the patch,  time spending is about 10 times longer.  If we ignore the lock during ContainerSet build,  it costs about 15m. 
   
   
   


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