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From "Jason Brown (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-8457) nio MessagingService
Date Sat, 24 Jun 2017 22:05:02 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-8457?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jason Brown updated CASSANDRA-8457:
-----------------------------------
    Attachment: 8457-load.tgz

results of 'naive' stress run, from June 2017

> nio MessagingService
> --------------------
>
>                 Key: CASSANDRA-8457
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-8457
>             Project: Cassandra
>          Issue Type: New Feature
>            Reporter: Jonathan Ellis
>            Assignee: Jason Brown
>            Priority: Minor
>              Labels: netty, performance
>             Fix For: 4.x
>
>         Attachments: 8457-load.tgz
>
>
> Thread-per-peer (actually two each incoming and outbound) is a big contributor to context
switching, especially for larger clusters.  Let's look at switching to nio, possibly via Netty.



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