From: snacktime <snacktime@gmail.com>
To: unicorn list <mongrel-unicorn@rubyforge.org>
Subject: Re: [Mongrel] scaling unicorn
Date: Tue, 22 Jun 2010 10:30:06 -0700 [thread overview]
Message-ID: <AANLkTimMAcSSt-ieRbgGqdSljsVwWx74h191V4QIuFUK@mail.gmail.com> (raw)
In-Reply-To: <20100622001632.GA10082@dcvr.yhbt.net>
On Mon, Jun 21, 2010 at 5:16 PM, Eric Wong <normalperson@yhbt.net> wrote:
> snacktime <snacktime@gmail.com> wrote:
>> Interested in some feeback on this (does it sound right?), or maybe
>> this might be of interest to others.
>
> Hi Chris,
>
> I think you meant to post this to the mongrel-unicorn@rubyforge.org
> list, not mongrel-users@rubyforge.org :>
>
Yes, not sure how that got mixed up...
>
> That's "8 way xeon" _before_ hyperthreading, right? Which family of
> Xeons are you using, the Pentium4-based crap or the awesome new ones?
>
Two quad core Nehalems on each server.
> How much memory is each Unicorn worker using for your app?
>
Undoubtedly this is lower then it will be under a real load, but under
our load tests they stabilize at around 160mb.
> Do you have actual performance numbers you're able to share?
> Mean/median request times/rates would be very useful. If your requests
> run very quickly, you may be limited by contention with the accept()
> syscall on the listen socket, too.
>
I had two different types of requests to test that I did in varying
combinations. One takes on average 600ms, and the other 40ms. 98% of
our requests will be the faster one. Deviations were really low.
> I assume you're using nginx as the proxy, is this with Unix domain
> sockets or TCP sockets? Unix domain sockets should give a small
> performance over TCP if it's all on the same box.
>
Yes nginx with domain sockets.
Chris
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prev parent reply other threads:[~2010-06-22 18:25 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <AANLkTilv4e_DPDKy440xotrlE7ucFIFXs74uHyGrzCKL@mail.gmail.com>
2010-06-22 0:16 ` [Mongrel] scaling unicorn Eric Wong
2010-06-22 2:34 ` Jamie Wilkinson
2010-06-22 4:53 ` Eric Wong
2010-06-22 18:03 ` snacktime
2010-06-22 18:57 ` Jamie Wilkinson
2010-06-23 9:32 ` Eric Wong
2010-06-22 19:18 ` Jamie Wilkinson
2010-06-22 17:30 ` snacktime [this message]
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