Re: Process timing issue

From: John-Mark Gurney <jmg_at_funkthat.com>
Date: Tue, 22 Feb 2011 11:57:13 -0800
Jerome Flesch wrote this message on Tue, Feb 22, 2011 at 10:22 +0100:
> We expected both processes (the test program and openssl) to have each 
> half the CPU time and being scheduled quite often (at least once each 
> 10ms). According to the output of our test program, it works fine for 
> most of the calls to clock_gettime(), but from time to time (about 1 
> loop in 200000 on my computer), we have a latency pike (>= 100ms).

Are you sure there isn't a cron task or something else that is suddenly
waking up, causing a large CPU spike?

-- 
  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."
Received on Tue Feb 22 2011 - 19:26:51 UTC

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