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Date:      Wed, 29 Jun 2005 11:45:33 +0200
From:      Jeremie Le Hen <jeremie@le-hen.org>
To:        Michael Vince <mv@roq.com>
Cc:        Steve Roome <steve@pepcross.com>, performance@freebsd.org
Subject:   Re: FreeBSD MySQL still WAY slower than Linux
Message-ID:  <20050629094533.GA49933@obiwan.tataz.chchile.org>
In-Reply-To: <42C1FA31.3050806@roq.com>
References:  <20050623145041.GC64879@bibipentium.lonres.com> <42BD64F1.4080001@roq.com> <20050627134146.GA626@bibipentium.lonres.com> <42C1FA31.3050806@roq.com>

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Hi Michael, hi Steve,

> For me this is as fast as I need my database to be but I can understand 
> there is a difference here between FreeBSD and Linux that would make you 
> prefer it as the db OS choice.

Could you try mounting the filesystem where the database lives with
the noatime option, and re-run your tests ?  IIRC from previous threads
on this subject, Linux doesn't really honor this while FreeBSD does,
which pulls down the performances.

Regards,
-- 
Jeremie Le Hen
< jeremie at le-hen dot org >< ttz at chchile dot org >



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