Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 06 Aug 2008 20:59:40 +0200
From:      Kris Kennaway <kris@FreeBSD.org>
To:        Lin Jui-Nan Eric <ericlin@tamama.org>
Cc:        stable@freebsd.org
Subject:   Re: Max size of one swap slice
Message-ID:  <4899F49C.1000609@FreeBSD.org>
In-Reply-To: <47713ee10808060013h10dd3f57ma5f45e69a322743a@mail.gmail.com>
References:  <47713ee10808050839k5b258831x66bc52f70b2c355b@mail.gmail.com>	<B4738279-01FE-4AE2-9038-2E04A1BC3990@mac.com> <47713ee10808060013h10dd3f57ma5f45e69a322743a@mail.gmail.com>

next in thread | previous in thread | raw e-mail | index | archive | help
Lin Jui-Nan Eric wrote:
> On Wed, Aug 6, 2008 at 12:46 AM, Chuck Swiger <cswiger@mac.com> wrote:
>> It's hard to conceive of why you'd want to add so much swap space, anyway--
>> if you've got programs which actually need to deal with 10s of gigabytes
>> worth of data, then they ought to maintain a smaller/reasonable-sized
>> working set in RAM and do disk I/O as needed themselves rather than depend
>> upon the VM pager, anyways.
> We are running varnish, and found that it is not stable while using mmap mode.
> We don't know whether if the problem is in the code of varnish or file
> system, but
> we found that if we run varnish using malloc mode with big swap, it
> became stable.
> 
> Thank you all for the information, I'll try to look into the kernel code.

See

http://www.freebsd.org/cgi/getmsg.cgi?fetch=540837+0+/usr/local/www/db/text/2008/freebsd-questions/20080706.freebsd-questions

Kris



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4899F49C.1000609>