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From Beysim Sezgin <>
Subject Re: Weird default for YARN job submission directory
Date Wed, 02 Dec 2015 03:32:06 GMT

Mea culpa Tobin. Vestiges of the DFS I was testing.
Please file JIRA item.

> On Dec 1, 2015, at 7:00 PM, Tobin Baker <> wrote:
> I finally tracked down the weird default of /vol1/tmp for the YARN job
> submission directory to the default value of the NamedParameter
> org.apache.reef.runtime.yarn.driver.parameters.JobSubmissionDirectoryPrefix.
> If we must have a default at all, isn't it better to default to something
> like /tmp that's pretty much guaranteed to be present on all Unix systems?
> What was the rationale for the /vol1 prefix? And if this parameter pretty
> much always needs to be set, why can't it be part of YarnClientConfiguration
> (I had to create a dummy Configuration containing only this NamedParameter
> to merge it with YarnClientConfiguration)?

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