From: Juan Quintela <quintela@redhat.com>
To: Alex Williamson <alex.williamson@redhat.com>
Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org,
anthony@codemonkey.ws, mst@redhat.com, chrisw@redhat.com,
jes.sorensen@redhat.com
Subject: Re: [PATCH v2 0/4] virtio-net: More configurability and bh handling for tx
Date: Fri, 03 Sep 2010 15:11:20 +0200 [thread overview]
Message-ID: <m362ynnf9j.fsf@trasno.org> (raw)
In-Reply-To: <20100902150041.11862.65901.stgit@s20.home> (Alex Williamson's message of "Thu, 02 Sep 2010 09:00:42 -0600")
Alex Williamson <alex.williamson@redhat.com> wrote:
> Incorporated feedback. txburst= and txtimer= are now "x-" prefixed
> developer options. I added a tx= option, because I do want there to
> be a supported way to switch between TX strategies. This also drops
> the magic value of txtimer= 1 or 0 (setting default timeout or switching
> modes). I also dropped the trickiness around only enabling the bottom
> half for the iothread since Anthony indicates we don't care about
> performance for the non-iothread case.
>
> New performance data against both qemu.git and qemu-kvm.git:
>
> https://spreadsheets.google.com/pub?key=0AoEm50Bac2U7dGdlREhrWUpPVEdMcTJaX0RjSEgtc3c&hl=en&single=true&gid=0&output=html
>
> This shows the base performance versus patched with new default for
> various packet sizes and netperf test loads. The guest is a 2-way
> SMP, connected directly to the host via a tap (no bridge). Thanks,
>
> Alex
Acked-by: Juan Quintela <quintela@redhat.com>
(whole series)
Thanks very much for the cleanups, I think it is clearer nicer now.
Later, Juan.
WARNING: multiple messages have this Message-ID (diff)
From: Juan Quintela <quintela@redhat.com>
To: Alex Williamson <alex.williamson@redhat.com>
Cc: chrisw@redhat.com, kvm@vger.kernel.org, mst@redhat.com,
jes.sorensen@redhat.com, qemu-devel@nongnu.org
Subject: [Qemu-devel] Re: [PATCH v2 0/4] virtio-net: More configurability and bh handling for tx
Date: Fri, 03 Sep 2010 15:11:20 +0200 [thread overview]
Message-ID: <m362ynnf9j.fsf@trasno.org> (raw)
In-Reply-To: <20100902150041.11862.65901.stgit@s20.home> (Alex Williamson's message of "Thu, 02 Sep 2010 09:00:42 -0600")
Alex Williamson <alex.williamson@redhat.com> wrote:
> Incorporated feedback. txburst= and txtimer= are now "x-" prefixed
> developer options. I added a tx= option, because I do want there to
> be a supported way to switch between TX strategies. This also drops
> the magic value of txtimer= 1 or 0 (setting default timeout or switching
> modes). I also dropped the trickiness around only enabling the bottom
> half for the iothread since Anthony indicates we don't care about
> performance for the non-iothread case.
>
> New performance data against both qemu.git and qemu-kvm.git:
>
> https://spreadsheets.google.com/pub?key=0AoEm50Bac2U7dGdlREhrWUpPVEdMcTJaX0RjSEgtc3c&hl=en&single=true&gid=0&output=html
>
> This shows the base performance versus patched with new default for
> various packet sizes and netperf test loads. The guest is a 2-way
> SMP, connected directly to the host via a tap (no bridge). Thanks,
>
> Alex
Acked-by: Juan Quintela <quintela@redhat.com>
(whole series)
Thanks very much for the cleanups, I think it is clearer nicer now.
Later, Juan.
next prev parent reply other threads:[~2010-09-03 13:13 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-02 15:00 [PATCH v2 0/4] virtio-net: More configurability and bh handling for tx Alex Williamson
2010-09-02 15:00 ` [Qemu-devel] " Alex Williamson
2010-09-02 15:00 ` [PATCH v2 1/4] virtio-net: Make tx_timer timeout configurable Alex Williamson
2010-09-02 15:00 ` [Qemu-devel] " Alex Williamson
2010-09-02 15:00 ` [PATCH v2 2/4] virtio-net: Limit number of packets sent per TX flush Alex Williamson
2010-09-02 15:00 ` [Qemu-devel] " Alex Williamson
2010-09-02 15:01 ` [PATCH v2 3/4] virtio-net: Rename tx_timer_active to tx_waiting Alex Williamson
2010-09-02 15:01 ` [Qemu-devel] " Alex Williamson
2010-09-02 15:01 ` [PATCH v2 4/4] virtio-net: Introduce a new bottom half packet TX Alex Williamson
2010-09-02 15:01 ` [Qemu-devel] " Alex Williamson
2010-09-02 15:35 ` [PATCH v2 0/4] virtio-net: More configurability and bh handling for tx Michael S. Tsirkin
2010-09-02 15:35 ` [Qemu-devel] " Michael S. Tsirkin
2010-09-03 13:11 ` Juan Quintela [this message]
2010-09-03 13:11 ` Juan Quintela
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=m362ynnf9j.fsf@trasno.org \
--to=quintela@redhat.com \
--cc=alex.williamson@redhat.com \
--cc=anthony@codemonkey.ws \
--cc=chrisw@redhat.com \
--cc=jes.sorensen@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=mst@redhat.com \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.