On 11/12/18 8:31 AM, Wang Huaqiang wrote:
> Cache Monitoring Technology (aka CMT) provides the capability
> to report cache utilization information of system task.
>
> This patch introduces the concept of resctrl monitor through
> data structure virResctrlMonitor.
>
> Signed-off-by: Wang Huaqiang <[email protected]>
> ---
> src/libvirt_private.syms | 1 +
> src/util/virresctrl.c | 80
> ++++++++++++++++++++++++++++++++++++++++++++----
> src/util/virresctrl.h | 9 ++++++
> 3 files changed, 84 insertions(+), 6 deletions(-)
>
[...]
>
> # util/virrotatingfile.h
> diff --git a/src/util/virresctrl.c b/src/util/virresctrl.c
> index 7339e9b..e3c84a3 100644
> --- a/src/util/virresctrl.c
> +++ b/src/util/virresctrl.c
[...]
> + *
> + * =====Cache monitoring technology (CMT)=====
> + *
> + * Cache monitoring technology is used to perceive how many cache the process
> + * is using actually. virResctrlMonitor represents the resource control
> + * monitoring group, it is supported to monitor resource utilization
> + * information on granularity of vcpu.
> + *
> + * From hardware perspective, cache monitoring technology (CMT), memory
>From a hardware
> + * bandwidth technology (MBM), as well as the CAT and MBA, are all orthogonal
> + * features. The monitor will be created under the scope of default resctrl
> + * group if no specific CAT or MBA entries are provided for the guest."
> */
Reviewed-by: John Ferlan <[email protected]>
John
[...]
--
libvir-list mailing list
[email protected]
https://www.redhat.com/mailman/listinfo/libvir-list
