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src/tests/utils.cpp (lines 96 - 97)
<https://reviews.apache.org/r/53949/#comment226754>

    Should we have a maximum failure limit here?
    
    Another way to get a free port is to bind the socket to `0` and get a random port. Then close the socket and return that port to the caller.


- haosdent huang


On Nov. 21, 2016, 6:43 p.m., Benjamin Bannier wrote:
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/53949/
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> 
> (Updated Nov. 21, 2016, 6:43 p.m.)
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> 
> Review request for mesos and Alexander Rukletsov.
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> Bugs: MESOS-6618
>     https://issues.apache.org/jira/browse/MESOS-6618
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> Repository: mesos
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> Description
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> Added test helper to obtain unused port.
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> Diffs
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>   src/tests/utils.hpp 140ebaaae43b03568ec49891635f0660cdfb4c85 
>   src/tests/utils.cpp eb36616f68d81d33d4bd04a7f23295e8c7558fc8 
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> Diff: https://reviews.apache.org/r/53949/diff/
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> Testing
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> Tested as part of https://reviews.apache.org/r/53950/.
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> Thanks,
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> Benjamin Bannier
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>