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https://issues.apache.org/jira/browse/MESOS-2243?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Park closed MESOS-2243.
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    Resolution: Duplicate

> Specify O_CLOEXEC in os::open calls.
> ------------------------------------
>
>                 Key: MESOS-2243
>                 URL: https://issues.apache.org/jira/browse/MESOS-2243
>             Project: Mesos
>          Issue Type: Task
>            Reporter: Michael Park
>            Priority: Minor
>
> By default, file descriptors are set to remain open across exec calls. 
> {{O_CLOEXEC}} enables the close-on-exec flag on the file descriptor and 
> should be used by default across the codebase unless explicitly needed.



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