hbase-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "stack (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-7633) Add a metric that tracks the current number of used RPC threads on the regionservers
Date Mon, 21 Jan 2013 21:10:13 GMT

    [ https://issues.apache.org/jira/browse/HBASE-7633?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13559103#comment-13559103
] 

stack commented on HBASE-7633:
------------------------------

Given what Elliott says, can we close this [~fwiffo]?
                
> Add a metric that tracks the current number of used RPC threads on the regionservers
> ------------------------------------------------------------------------------------
>
>                 Key: HBASE-7633
>                 URL: https://issues.apache.org/jira/browse/HBASE-7633
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: Joey Echeverria
>            Assignee: Elliott Clark
>
> One way to detect that you're hitting a "John Wayne" disk[1] would be if we could see
when region servers exhausted their RPC handlers. This would also be useful when tuning the
cluster for your workload to make sure that reads or writes were not starving the other operations
out.
> [1] http://hbase.apache.org/book.html#bad.disk

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira

Mime
View raw message