On 11/11/2013 09:59 AM, Daniel P. Berrange wrote:
> From: "Daniel P. Berrange" <berrange@xxxxxxxxxx>
>
> As of libvirt 1.1.1 and systemd 205, the cgroups layout used by
> libvirt has some changes. Update the 'cgroups.html' file from
> the website to describe how it works in a systemd world.
>
> Signed-off-by: Daniel P. Berrange <berrange@xxxxxxxxxx>
> ---
> docs/cgroups.html.in | 212 +++++++++++++++++++++++++++++++++++++++++----------
> 1 file changed, 172 insertions(+), 40 deletions(-)
>
> +
> + <p>
> + Given this, an possible systemd cgroups layout involing 3 qemu guests,
s/an/a/
s/involing/involving/
> + <p>
> + On hosts which do not use systemd, each consumer has a corresponding cgroup
> + named <code>$VMNAME.libvirt-{qemu,lxc}</code>. Each consumer is associated
> + with exactly one partition, which also have a corresponding cgroup usually
> + named <code>$PARTNAME.partition</code>. The exceptions to this naming rule
> + are the three top level default partitions, named <code>/system</code> (for
> + system services), <code>/user</code> (for user login sessions) and
> + <code>/machine</code> (for virtual machines and containers). By default
> + every consumer will of course be associated with the <code>/machine</code>
> + partition. This leads to a hierarchy that looks like:
> + </p>
Missing example? Or dead text, given that your next sentence also
introduces an example?
> +
> + <p>
> + Given this, an possible systemd cgroups layout involing 3 qemu guests,
> + 3 lxc containers and 2 custom child slices, would be:
> </p>
>
> <pre>
> @@ -127,12 +229,54 @@ $ROOT
> </pre>
>
> <p>
> + Note that the partition names in the guest XML are using a
> + generic naming format, not the the low level naming convention
> + required by the underlying host OS. ie you should not include
s/ie/That is,/
> + any of the <code>.partition</code> or <code>.slice</code>
> + suffixes in the XML config. Given a partition name
> + <code>/machine/production</code>, libvirt will automatically
> + apply the platform specific translation required to get
> + <code>/machine/production.partition</code> (non-systemd)
> + or <code>/machine.slice/machine-prodution.slice</code>
s/prodution/production/
ACK with typos fixed.
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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