From: Andreas Ericsson <ae@op5.se>
To: Jon Smirl <jonsmirl@gmail.com>
Cc: Git Mailing List <git@vger.kernel.org>, Nicolas Pitre <nico@cam.org>
Subject: Re: Better value for chunk_size when threaded
Date: Fri, 07 Dec 2007 09:57:18 +0100 [thread overview]
Message-ID: <47590AEE.2080705@op5.se> (raw)
In-Reply-To: <9e4733910712061558k19fbc864ia1fb7a3431fd2603@mail.gmail.com>
Jon Smirl wrote:
> I tried some various ideas out for chunk_size and the best strategy I
> found was to simply set it to a constant. How does 20,000 work on
> other CPUs?
>
> I'd turn on default threaded support with this change. With threads=1
> versus non-threaded there is no appreciable difference in the time.
>
> Is there an API to ask how many CPUs are in the system? It would be
> nice to default the number of threads equal to the number of CPUs and
> only use pack.threads=X to override.
>
I posted a patch to implement that just yesterday. It might need some
polishing, but it hasn't received any comments so far.
--
Andreas Ericsson andreas.ericsson@op5.se
OP5 AB www.op5.se
Tel: +46 8-230225 Fax: +46 8-230231
prev parent reply other threads:[~2007-12-07 8:57 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-06 23:58 Better value for chunk_size when threaded Jon Smirl
2007-12-07 1:27 ` Nicolas Pitre
2007-12-07 1:37 ` Jon Smirl
2007-12-07 3:25 ` Nicolas Pitre
2007-12-10 10:26 ` Andreas Ericsson
2007-12-10 13:46 ` Nicolas Pitre
2007-12-07 8:57 ` Andreas Ericsson [this message]
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