Re: Bizarre x86 segment layout problem causing select() slowdown
Re: Bizarre x86 segment layout problem causing select() slowdown
- Subject: Re: Bizarre x86 segment layout problem causing select() slowdown
- From: Shawn Erickson <email@hidden>
- Date: Mon, 05 Feb 2007 20:11:06 -0800
On Feb 5, 2007, at 7:20 PM, John Daniel wrote:
One thing you might try instead of Shark is Thread Viewer. It is
still a sampler-type tool, but you can pause your program and see
where each thread is and has been (relative to the sampling, of
course). I have used Thread Viewer and have gotten meaningful
results from it.
Shark.app has a more capable version of Thread Viewer if you use
system trace mode.
<http://developer.apple.com/tools/performance/
optimizingwithsystemtrace.html>
-Shawn
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