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Posted to issues@hbase.apache.org by "Andrew Purtell (JIRA)" <ji...@apache.org> on 2017/11/09 00:43:00 UTC

[jira] [Updated] (HBASE-15673) [PE tool] Fix latency metrics for multiGet

     [ https://issues.apache.org/jira/browse/HBASE-15673?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrew Purtell updated HBASE-15673:
-----------------------------------
    Fix Version/s:     (was: 1.4.0)

> [PE tool] Fix latency metrics for multiGet
> ------------------------------------------
>
>                 Key: HBASE-15673
>                 URL: https://issues.apache.org/jira/browse/HBASE-15673
>             Project: HBase
>          Issue Type: Bug
>          Components: Performance
>            Reporter: Appy
>            Assignee: Appy
>             Fix For: 2.0.0, 1.3.0, 0.98.19
>
>         Attachments: HBASE-15673-branch-1.patch, HBASE-15673-master.patch
>
>
> we write out latency value after each row is processes by testRow() function. But if multiget is enabled, say set to 10, testRow() returns immediately for 9 rows and sends out request in the 10th iteration. This screws up latency metrics (50th, 75th, 90th percentiles are all 0).



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