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https://issues.apache.org/jira/browse/MESOS-3046?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14805207#comment-14805207
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haosdent commented on MESOS-3046:
---------------------------------
Oh, I use /usr/local/opt/llvm/bin/clang++ (install through brew)
{code}
clang version 3.6.2 (tags/RELEASE_362/final)
Target: x86_64-apple-darwin14.4.0
Thread model: posix
{code} could not pass
use default /usr/bin/clang++ could pass.
{code}
Apple LLVM version 6.0 (clang-600.0.54) (based on LLVM 3.5svn)
Target: x86_64-apple-darwin14.4.0
Thread model: posix
{code}
> Stout's UUID re-seeds a new random generator during each call to UUID::random.
> ------------------------------------------------------------------------------
>
> Key: MESOS-3046
> URL: https://issues.apache.org/jira/browse/MESOS-3046
> Project: Mesos
> Issue Type: Bug
> Components: stout
> Reporter: Benjamin Mahler
> Assignee: Klaus Ma
> Labels: newbie, twitter
> Fix For: 0.25.0
>
> Attachments: tl.cpp
>
>
> Per [~StephanErb] and [~kevints]'s observations on MESOS-2940, stout's UUID
> abstraction is re-seeding the random generator during each call to
> {{UUID::random()}}, which is really expensive.
> This is confirmed in the perf graph from MESOS-2940.
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