[Systems] wiki

Ivan Krstić krstic at solarsail.hcs.harvard.edu
Mon Mar 16 08:31:09 EDT 2009

On Mar 16, 2009, at 1:27 PM, Walter Bender wrote:
> me too :)

Heh, I had trimmed the CC line and responded only to Systems since I  
didn't think others would have been interested. See below.

Begin forwarded message:
> From: Ivan Krstić <krstic at solarsail.hcs.harvard.edu>
> Date: March 16, 2009 8:22:14 AM GMT+01:00
> To: Bernie Innocenti <bernie at codewiz.org>
> Cc: Sugar Labs Systems <systems at lists.sugarlabs.org>
> Subject: Re: [Systems] wiki
> On Mar 16, 2009, at 8:16 AM, Bernie Innocenti wrote:
>> What did you do exactly?  Very curious :)
> Tried a bunch of things like better caching (memcached) and different
> apache MPMs, but it didn't end up helping. Then I rolled a sparc64
> build of the APC opcode cache (<http://pecl.php.net/package/APC>),
> gave it a 256MB segment size with pthread mutexes, and wiki page
> renders went from 1600-1800ms down to 400-500ms each.
> Live solarsail APC statistics: <https://radian.org/~krstic/apc.php>
> We have a near-99% cache hit rate.
> --
> Ivan Krstić <krstic at solarsail.hcs.harvard.edu> | http://radian.org

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