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Re: [Qemu-devel] qemu-system-ppc seems slow today.
From: |
Aurelien Jarno |
Subject: |
Re: [Qemu-devel] qemu-system-ppc seems slow today. |
Date: |
Mon, 19 Jan 2009 18:09:12 +0100 |
User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Mon, Jan 19, 2009 at 11:26:33AM -0500, Lennart Sorensen wrote:
> I just did an svn checkout since some of the changes in the last 5 days
> since my last build sounded useful.
>
> Well something not so good also happened. With the build from 5 days
> ago, qemu would happily use 100% of one cpu core, and run at a decent
> speed. Today's build seems to only want to use 10 to 20% of a cpu core
> and runs very slowly.
Why do you mean by very slow? How do you measure that? On my side the
boot time is the same within a couple of second between last "5 days
ago" and now.
> Is this a known problem, or does this need some investigating? Is there
> any kind of bisect like facility in svn to help track it down? Anyone
> want to take a stab and guessing which commit did this?
>
The fist thing would be to get the exact revision from "5 days ago". And
then you can try to bisect using git. There is a git mirror of the
current SVN on git.kernel.org
--
.''`. Aurelien Jarno | GPG: 1024D/F1BCDB73
: :' : Debian developer | Electrical Engineer
`. `' address@hidden | address@hidden
`- people.debian.org/~aurel32 | www.aurel32.net
- [Qemu-devel] qemu-system-ppc seems slow today., Lennart Sorensen, 2009/01/19
- Re: [Qemu-devel] qemu-system-ppc seems slow today.,
Aurelien Jarno <=
- Re: [Qemu-devel] qemu-system-ppc seems slow today., Lennart Sorensen, 2009/01/19
- Re: [Qemu-devel] qemu-system-ppc seems slow today., Lennart Sorensen, 2009/01/19
- Re: [Qemu-devel] qemu-system-ppc seems slow today., Aurelien Jarno, 2009/01/19
- Re: [Qemu-devel] qemu-system-ppc seems slow today., Lennart Sorensen, 2009/01/19
- Re: [Qemu-devel] qemu-system-ppc seems slow today., Lennart Sorensen, 2009/01/19
- Re: [Qemu-devel] qemu-system-ppc seems slow today., François Revol, 2009/01/19
- [Qemu-devel] Extremely slow graphic updates (was: qemu-system-ppc seems slow today), Paul Brook, 2009/01/19
- [Qemu-devel] Re: Extremely slow graphic updates, Anthony Liguori, 2009/01/19
- [Qemu-devel] Re: Extremely slow graphic updates, Stefano Stabellini, 2009/01/20
- [Qemu-devel] Re: Extremely slow graphic updates, Stefano Stabellini, 2009/01/20