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From "Chris Goffinet (JIRA)" <j...@apache.org>
Subject [jira] Updated: (CASSANDRA-174) reduce logging overhead
Date Tue, 16 Jun 2009 18:51:07 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-174?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Chris Goffinet updated CASSANDRA-174:
-------------------------------------

    Attachment: 0001-Cleaned-up-logger_.debug-with-isDebugEnabled.patch

Cleaned up logger_.debug with isDebugEnabled

> reduce logging overhead
> -----------------------
>
>                 Key: CASSANDRA-174
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-174
>             Project: Cassandra
>          Issue Type: Improvement
>            Reporter: Jonathan Ellis
>            Priority: Critical
>             Fix For: 0.4
>
>         Attachments: 0001-Cleaned-up-logger_.debug-with-isDebugEnabled.patch
>
>
> Logging overhead dominates workload for small column values.  This can be mitigated by
switching to INFO but you still have the overhead of throwing all those strings together.
 Some ideas here: http://surguy.net/articles/removing-log-messages.xml

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