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Re: [Qemu-devel] make check speed
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] make check speed |
Date: |
Wed, 23 Aug 2017 17:09:21 +0800 |
User-agent: |
Mutt/1.8.3 (2017-05-23) |
On Wed, 08/23 16:52, Fam Zheng wrote:
> On Wed, 08/23 10:35, Thomas Huth wrote:
> > Is it safe nowadays to run "make check -j4" for example? Last time I
> > tried (maybe 1 or 2 years ago), there were still issues since some tests
> > were using hard-coded temporary file names, so the parallel tests were
> > disturbing each other, for example...
>
> We really should fix them.
>
> Last year I wanted to get some speed up in patchew's "make check" jobs so I
> tried this:
>
> https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg07713.html
>
> On my laptop it can save 50% time as shown in the commit message,
> unfortunately
> the patch didn't get enough traction, and I've since then rarely used -j in
> "make check" command lines (what?!).
Spoke too soon, I forgot my git-publish hook has been doing "make check -j8" on
all patches I post, and it seems to work well.
Fam
- Re: [Qemu-devel] [PATCH for-2.10] boot-serial-test: prefer tcg accelerator, (continued)
- Re: [Qemu-devel] [PATCH for-2.10] boot-serial-test: prefer tcg accelerator, Laurent Vivier, 2017/08/22
- Re: [Qemu-devel] [PATCH for-2.10] boot-serial-test: prefer tcg accelerator, Peter Maydell, 2017/08/22
- Re: [Qemu-devel] [PATCH for-2.10] boot-serial-test: prefer tcg accelerator, David Gibson, 2017/08/22
- Re: [Qemu-devel] [PATCH for-2.10] boot-serial-test: prefer tcg accelerator, Cornelia Huck, 2017/08/22
- Re: [Qemu-devel] [PATCH for-2.10] boot-serial-test: prefer tcg accelerator, David Gibson, 2017/08/22
- Re: [Qemu-devel] [PATCH for-2.10] boot-serial-test: prefer tcg accelerator, Cornelia Huck, 2017/08/23
- [Qemu-devel] make check speed (was: Re: [PATCH for-2.10] boot-serial-test: prefer tcg accelerator), Thomas Huth, 2017/08/23
- Re: [Qemu-devel] make check speed, Paolo Bonzini, 2017/08/23
- Re: [Qemu-devel] make check speed, Thomas Huth, 2017/08/23
- Re: [Qemu-devel] make check speed, Fam Zheng, 2017/08/23
- Re: [Qemu-devel] make check speed,
Fam Zheng <=
- Re: [Qemu-devel] make check speed, Paolo Bonzini, 2017/08/23
- Re: [Qemu-devel] make check speed, David Gibson, 2017/08/23
- Re: [Qemu-devel] make check speed, Lukáš Doktor, 2017/08/23
- Re: [Qemu-devel] make check speed, Thomas Huth, 2017/08/23
- Re: [Qemu-devel] make check speed, Lukáš Doktor, 2017/08/23
- Re: [Qemu-devel] make check speed, Cleber Rosa, 2017/08/24
- Re: [Qemu-devel] make check speed, Thomas Huth, 2017/08/23
- Re: [Qemu-devel] make check speed, Lukáš Doktor, 2017/08/23
- Re: [Qemu-devel] make check speed, Cornelia Huck, 2017/08/23
- Re: [Qemu-devel] make check speed, Thomas Huth, 2017/08/24