Re: [PATCH 13/13] migration/postcopy: blocktime allows track / report non-vCPU faults

2025-06-03 Thread Fabiano Rosas
Peter Xu writes: > When used to report page fault latencies, the blocktime feature can be > almost useless when KVM async page fault is enabled, because in most cases > such remote fault will kickoff async page faults, then it's not trackable > from blocktime layer. > > After all these recent rew

[PATCH 13/13] migration/postcopy: blocktime allows track / report non-vCPU faults

2025-05-27 Thread Peter Xu
When used to report page fault latencies, the blocktime feature can be almost useless when KVM async page fault is enabled, because in most cases such remote fault will kickoff async page faults, then it's not trackable from blocktime layer. After all these recent rewrites to blocktime layer, it's