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https://issues.apache.org/jira/browse/MESOS-6356?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15564470#comment-15564470
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haosdent commented on MESOS-6356:
---------------------------------

the interleaved log is because stdout and stderr are different outputs. And 
they may interleave because of different buffers.

> ASF CI has interleaved logging.
> -------------------------------
>
>                 Key: MESOS-6356
>                 URL: https://issues.apache.org/jira/browse/MESOS-6356
>             Project: Mesos
>          Issue Type: Bug
>            Reporter: Anand Mazumdar
>            Priority: Critical
>              Labels: flaky, flaky-test, mesosphere, test
>         Attachments: consoleText.zip
>
>
> It seems that the build output for test runs from ASF CI has interleaved 
> logging    making it very hard to debug test failures. This looks to have 
> started happening after the unified unified cgroups isolator patches went in 
> but we are yet to find a correlation.
> An example ASF CI run with interleaved logs:
> https://builds.apache.org/job/Mesos/BUILDTOOL=autotools,COMPILER=gcc,CONFIGURATION=--verbose,ENVIRONMENT=GLOG_v=1%20MESOS_VERBOSE=1,OS=ubuntu%3A14.04,label_exp=(docker%7C%7CHadoop)&&(!ubuntu-us1)&&(!ubuntu-6)/2762/changes
> (Also attached this to the ticket)



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