Re: [libvirt] [PATCH v2 2/3] docs, schema, conf: Add support for setting scheduler parameters of guest threads

[Martin Kletzander]

On Wed, Feb 11, 2015 at 10:37:46AM -0700, Eric Blake wrote:

On 02/10/2015 08:35 AM, Martin Kletzander wrote:

In order for QEMU vCPU (and other) threads to run with RT scheduler,
libvirt needs to take care of that so QEMU doesn't have to run privileged.

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1178986

Might be nice to also show a sample XML usage in the commit message.

Oh, sorry for that, will do next time!

[...]

@@ -652,6 +654,20 @@
         <span class="since">Only QEMU driver support since 0.10.0</span>
       </dd>

+      <dt><code>vcpusched</code> and <code>iothreadsched</code></dt>
+      <dd>
+        The optional <code>vcpusched</code> elements specifie the scheduler
+        (values <code>batch</code>, <code>idle</code>, <code>fifo</code>,
+        <code>rr</code>) for particular vCPU/IOThread threads (based on
+        <code>vcpus</code> and <code>iothreads</code>, leaving out
+        <code>vcpus</code>/<code>iothreads</code> sets the default).
+        For real-time schedulers (<code>fifo</code>, <code>rr</code>),
+        priority must be specified as well (and is ignored for
+        non-real-time ones). The value range for the priority depends
+        on the host kernel (usually 1-99).
+        <span class="since">Since 1.2.12</span>

1.2.13, actually.

Fixed as a trivial with this commit:

commit a0638ff21972fdbfdd11e56c271e85480aee7620
Author: Martin Kletzander <mklet...@redhat.com>
Date:   Thu Feb 12 13:29:08 2015 +0100

   docs: Fix version reference in vcpu/iothread scheduling

   Signed-off-by: Martin Kletzander <mklet...@redhat.com>

diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
index fcf5984..873a1c7 100644
--- a/docs/formatdomain.html.in
+++ b/docs/formatdomain.html.in
@@ -664,7 +664,7 @@
        real-time schedulers (<code>fifo</code>, <code>rr</code>), priority must
        be specified as well (and is ignored for non-real-time ones). The value
        range for the priority depends on the host kernel (usually 1-99).
-        <span class="since">Since 1.2.12</span>
+        <span class="since">Since 1.2.13</span>
      </dd>

    </dl>
--

pgpf2hO7p3ecr.pgp
Description: PGP signature

--
libvir-list mailing list
libvir-list@redhat.com
https://www.redhat.com/mailman/listinfo/libvir-list