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Posted to issues@hbase.apache.org by "stack (JIRA)" <ji...@apache.org> on 2018/04/25 01:16:00 UTC

[jira] [Assigned] (HBASE-20483) [PERFORMANCE] Flushing is 2x slower in hbase2.

     [ https://issues.apache.org/jira/browse/HBASE-20483?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

stack reassigned HBASE-20483:
-----------------------------

    Assignee: stack

> [PERFORMANCE] Flushing is 2x slower in hbase2.
> ----------------------------------------------
>
>                 Key: HBASE-20483
>                 URL: https://issues.apache.org/jira/browse/HBASE-20483
>             Project: HBase
>          Issue Type: Sub-task
>          Components: Performance
>            Reporter: stack
>            Assignee: stack
>            Priority: Major
>
> When flush is slow, memstores backup and go slower. See "1.2.7 vs. 2.0.0 Flush History" https://docs.google.com/spreadsheets/d/1sihTxb4aCplR3Rr_GGXkPlwhMIm-CbB9j_5339AS0Zc/edit#gid=1016758826  for compare. First noted by [~anoop.hbase]



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