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Posted to issues@phoenix.apache.org by "Chinmay Kulkarni (Jira)" <ji...@apache.org> on 2019/09/27 00:49:00 UTC
[jira] [Commented] (PHOENIX-5495) Avoid server-server RPCs when row
locks are held inside MetaDataEndpointImpl
[ https://issues.apache.org/jira/browse/PHOENIX-5495?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16939043#comment-16939043 ]
Chinmay Kulkarni commented on PHOENIX-5495:
-------------------------------------------
[~gjacoby] created this Jira as per our offline discussion.
> Avoid server-server RPCs when row locks are held inside MetaDataEndpointImpl
> ----------------------------------------------------------------------------
>
> Key: PHOENIX-5495
> URL: https://issues.apache.org/jira/browse/PHOENIX-5495
> Project: Phoenix
> Issue Type: Improvement
> Affects Versions: 4.15.0, 5.1.0
> Reporter: Chinmay Kulkarni
> Priority: Major
> Fix For: 4.15.1, 5.1.1
>
>
> At various spots in MetaDataEndpointImpl, we acquire row locks and then while locks are held, do server-to-server RPC calls. This can lead to lock starvation if RPCs take too long. We should decouple such interactions as much as possible.
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