hadoop-common-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Brahma Reddy Battula (Jira)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-16531) Log more detail for slow RPC
Date Tue, 01 Oct 2019 15:00:00 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-16531?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16942044#comment-16942044
] 

Brahma Reddy Battula commented on HADOOP-16531:
-----------------------------------------------

Looks HADOOP-16531 is duplicate of this.

> Log more detail for slow RPC
> ----------------------------
>
>                 Key: HADOOP-16531
>                 URL: https://issues.apache.org/jira/browse/HADOOP-16531
>             Project: Hadoop Common
>          Issue Type: Improvement
>            Reporter: Chen Zhang
>            Assignee: Chen Zhang
>            Priority: Major
>             Fix For: 3.3.0, 3.1.4, 3.2.2
>
>         Attachments: HADOOP-16531.001.patch
>
>
> Current implementation only log process time
> {code:java}
> if ((rpcMetrics.getProcessingSampleCount() > minSampleSize) &&
>     (processingTime > threeSigma)) {
>   LOG.warn("Slow RPC : {} took {} {} to process from client {}",
>       methodName, processingTime, RpcMetrics.TIMEUNIT, call);
>   rpcMetrics.incrSlowRpc();
> }
> {code}
> We need to log more details to help us locate the problem (eg. how long it take to request
lock, holding lock, or do other things)



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

---------------------------------------------------------------------
To unsubscribe, e-mail: common-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: common-issues-help@hadoop.apache.org


Mime
View raw message