From: Lee Revell <rlrevell@joe-job.com>
To: Fernando Pablo Lopez-Lezcano <nando@ccrma.Stanford.EDU>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
jackit-devel <jackit-devel@lists.sourceforge.net>
Subject: Re: 2.4.x vs 2.6.x: denormal handling and audio performance
Date: Tue, 10 Aug 2004 01:28:20 -0400 [thread overview]
Message-ID: <1092115700.761.12.camel@mindpipe> (raw)
In-Reply-To: <1092105353.16799.848.camel@cmn37.stanford.edu>
On Mon, 2004-08-09 at 22:35, Fernando Pablo Lopez-Lezcano wrote:
> _BUT_
>
> [frantically trying to find a big brown bag to hide in... sigh...]
>
> I retested with 2.4.x under FC1 yet again and I do see the same
> effect... argh... [*]
>
Regardless, these numbers still are interesting. Would any kernel
developer care to explain them? It looks like a 50% difference in
performance from 2.4 to 2.6:
On Mon, 2004-08-09 at 10:49, Fernando Pablo Lopez-Lezcano wrote:
> Athlon64 3000+, 2.6 (glibc 2.3.3, FC2): 27.5x
>
> P4 Mobile, 2.6 (glibc 2.3.3, FC2): 191x
> P4 Mobile, 2.4 (glibc 2.3.2, FC1): 315x
Lee
prev parent reply other threads:[~2004-08-10 5:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-09 19:19 2.4.x vs 2.6.x: denormal handling and audio performance Fernando Pablo Lopez-Lezcano
2004-08-10 1:00 ` Lee Revell
2004-08-10 1:09 ` Lee Revell
2004-08-10 2:35 ` Fernando Pablo Lopez-Lezcano
2004-08-10 5:28 ` Lee Revell [this message]
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