[libvirt] [PATCH v7 1/7] virsh: Add balloon stats description to .pod
Pavel Hrdina
phrdina at redhat.com
Wed Jul 27 07:55:05 UTC 2016
On Wed, Jul 13, 2016 at 01:42:12PM +0300, Derbyshev Dmitriy wrote:
> From: Derbyshev Dmitry <dderbyshev at virtuozzo.com>
>
> Description for existing balloon stats was missing for dommemstat.
>
> Signed-off-by: Derbyshev Dmitry <dderbyshev at virtuozzo.com>
> ---
> tools/virsh.pod | 14 +++++++++++++-
> 1 file changed, 13 insertions(+), 1 deletion(-)
>
> diff --git a/tools/virsh.pod b/tools/virsh.pod
> index d7cd10e..4ebf7ad 100644
> --- a/tools/virsh.pod
> +++ b/tools/virsh.pod
> @@ -806,7 +806,19 @@ on hypervisor.
>
> Get memory stats for a running domain.
>
> -Depending on the hypervisor a variety of statistics can be returned
> +Availability of these fields depends on hypervisor. Unsupported fields are
> +missing from the output. Other fields may appear if communicating with a newer
> +version of libvirtd.
> +
> +B<Explanation of fields>:
> + swap_in - The amount of data read from swap space (in kB)
> + swap_out - The amount of memory written out to swap space (in kB)
> + major_fault - The number of page faults then disk IO was required
s/then/where/
> + minor_fault - The number of other page faults
> + unused - The amount of memory left unused by the system (in kB)
> + available - The amount of usable memory as seen by the domain (in kB)
> + actual - Current balloon value (in KB)
> + rss - Resident Set Size of the running domain's process (in kB)
>
> For QEMU/KVM with a memory balloon, setting the optional I<--period> to a
> value larger than 0 in seconds will allow the balloon driver to return
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