cassandra-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Benedict (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-7928) Digest queries do not require alder32 checks
Date Mon, 15 Sep 2014 23:19:33 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-7928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Benedict updated CASSANDRA-7928:
--------------------------------
    Assignee: T Jake Luciani

> Digest queries do not require alder32 checks
> --------------------------------------------
>
>                 Key: CASSANDRA-7928
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-7928
>             Project: Cassandra
>          Issue Type: Improvement
>            Reporter: sankalp kohli
>            Assignee: T Jake Luciani
>            Priority: Minor
>              Labels: performance
>             Fix For: 2.1.1
>
>
>  While reading data from sstables, C* does Alder32 checks for any data being read. We
have seen that this causes higher CPU usage while doing kernel profiling. These checks might
not be useful for digest queries as they will have a different digest in case of corruption.

>  



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message