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From "Yan Xu (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MESOS-2825) Run heavy disk IO operations at low IO priority
Date Wed, 14 Oct 2015 16:07:05 GMT

     [ https://issues.apache.org/jira/browse/MESOS-2825?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yan Xu updated MESOS-2825:
--------------------------
    Assignee:     (was: Yan Xu)

> Run heavy disk IO operations at low IO priority
> -----------------------------------------------
>
>                 Key: MESOS-2825
>                 URL: https://issues.apache.org/jira/browse/MESOS-2825
>             Project: Mesos
>          Issue Type: Improvement
>          Components: isolation
>    Affects Versions: 0.23.0
>            Reporter: Ian Downes
>            Priority: Minor
>              Labels: twitter
>
> Slave IO operations on large images can be disruptive to tasks, e.g., decompressing,
decrypting, hashing, and extracting. Provide option to run such operations at a lower IO priority,
i.e., at "idle" or by explicitly setting the "best effort" priority to less than the tasks',
e.g., 0 as the lowest best effort priority. All of the existing operations in the Appc provisioner
are run as Subprocesses.



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