On 10/20/2017 01:37 AM, Dongli Zhang wrote:
> Hi Boris,
>
> - boris.ostrov...@oracle.com wrote:
>
>> On 10/19/2017 04:02 AM, Dongli Zhang wrote:
>>> After guest live migration on xen, steal time in /proc/stat
>>> (cpustat[CPUTIME_STEAL]) might decrease because steal returned by
>>> xen_steal_lo
Hi Boris,
- boris.ostrov...@oracle.com wrote:
> On 10/19/2017 04:02 AM, Dongli Zhang wrote:
> > After guest live migration on xen, steal time in /proc/stat
> > (cpustat[CPUTIME_STEAL]) might decrease because steal returned by
> > xen_steal_lock() might be less than this_rq()->prev_steal_time
On 10/19/2017 04:02 AM, Dongli Zhang wrote:
> After guest live migration on xen, steal time in /proc/stat
> (cpustat[CPUTIME_STEAL]) might decrease because steal returned by
> xen_steal_lock() might be less than this_rq()->prev_steal_time which is
> derived from previous return value of xen_steal_c
After guest live migration on xen, steal time in /proc/stat
(cpustat[CPUTIME_STEAL]) might decrease because steal returned by
xen_steal_lock() might be less than this_rq()->prev_steal_time which is
derived from previous return value of xen_steal_clock().
For instance, steal time of each vcpu is 33