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Posted to issues@hbase.apache.org by "Bharath Vissapragada (Jira)" <ji...@apache.org> on 2020/09/22 18:50:00 UTC

[jira] [Updated] (HBASE-25082) Per table WAL metrics: appendCount and appendSize

     [ https://issues.apache.org/jira/browse/HBASE-25082?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bharath Vissapragada updated HBASE-25082:
-----------------------------------------
    Affects Version/s: 2.4.0
                       1.7.0
                       2.3.3
                       3.0.0-alpha-1

> Per table WAL metrics: appendCount and appendSize
> -------------------------------------------------
>
>                 Key: HBASE-25082
>                 URL: https://issues.apache.org/jira/browse/HBASE-25082
>             Project: HBase
>          Issue Type: Improvement
>          Components: metrics
>    Affects Versions: 3.0.0-alpha-1, 2.3.3, 1.7.0, 2.4.0
>            Reporter: Bharath Vissapragada
>            Assignee: Bharath Vissapragada
>            Priority: Major
>              Labels: observability
>
> We were trying to drill down into WAL events at a table scope and figured that appendCount and appendSize are not exposed at a table scope. This would be a helpful metric.
> I ran the WAL benchmark tool with 10 threads and didn't see any measurable performance difference with the attached patch.



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