Re: Reading /proc/stat is slooow

From: Andreas Schwab <schwab_at_suse.de>
Date: 2005-12-06 10:46:42
"Luck, Tony" <tony.luck@intel.com> writes:

> On Fri, Dec 02, 2005 at 06:42:49PM +0100, Andreas Schwab wrote:
>> At some point after 2.6.13 reading /proc/stat has become too slow.  This
>> is most visible with xosview, which spends up to 80% in kernel space.  I
>> have attached a simple program that you can run with "strace -r" to see

Actually I meant to use "strace -T", which displays the time spent _in_
the syscall.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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"And now for something completely different."
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Received on Tue Dec 06 10:47:17 2005

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