From: Shadowfirebird <shadowfirebird@gmail.com>
To: sup-talk <sup-talk@rubyforge.org>
Subject: Re: [sup-talk] Slow opening of threads?
Date: Sat, 23 Oct 2010 11:42:11 +0100 [thread overview]
Message-ID: <1287830479-sup-4229@blake> (raw)
In-Reply-To: <1287822209-sup-8113@twin.sascha.silbe.org>
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> >> drop_caches
>
> >> Writing to this will cause the kernel to drop clean caches, dentries
> >> and inodes from memory, causing that memory to become free.
>
> >> To free pagecache:
> >> echo 1 > /proc/sys/vm/drop_caches
> >> To free dentries and inodes:
> >> echo 2 > /proc/sys/vm/drop_caches
> >> To free pagecache, dentries and inodes:
> >> echo 3 > /proc/sys/vm/drop_caches
>
> >> As this is a non-destructive operation and dirty objects are not
> >> freeable, the user should run `sync' first.
>
> Sascha
>
> [1] http://www.kernel.org/doc/Documentation/sysctl/vm.txt
Thank you!
--
Know what I hate most? Rhetorical questions.
-- Henry N. Camp
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prev parent reply other threads:[~2010-10-23 13:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-22 9:23 Shadowfirebird
2010-10-22 10:40 ` Amadeusz Żołnowski
2010-10-22 11:48 ` Shadowfirebird
2010-10-22 13:09 ` Moritz Wilhelmy
2010-10-22 18:02 ` Shadowfirebird
2010-10-22 23:32 ` Moritz Wilhelmy
2010-10-22 11:04 ` Gaute Hope
2010-10-22 11:16 ` Philipp Überbacher
2010-10-22 12:21 ` Ben Walton
2010-10-22 12:38 ` Mark Alexander
2010-10-22 13:03 ` Shadowfirebird
2010-10-22 16:28 ` Mark Alexander
2010-10-22 17:19 ` Sascha Silbe
2010-10-22 19:56 ` Shadowfirebird
2010-10-23 8:28 ` Sascha Silbe
2010-10-23 10:42 ` Shadowfirebird [this message]
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