[libvirt] [PATCH v4 0/8] Add perf and Intel CMT feature support

Ren, Qiaowei qiaowei.ren at intel.com
Tue Mar 29 14:21:50 UTC 2016


> -----Original Message-----
> From: Daniel P. Berrange [mailto:berrange at redhat.com]
> Sent: Tuesday, March 29, 2016 8:14 PM
> To: Ren, Qiaowei
> Cc: libvir-list at redhat.com; Jiri Denemark
> Subject: Re: [PATCH v4 0/8] Add perf and Intel CMT feature support
> 
> On Mon, Mar 28, 2016 at 09:30:25PM +0800, Qiaowei Ren wrote:
> > The series mainly adds Intel CMT feature support into libvirt. CMT is
> > new introduced PQos (Platform Qos) feature to monitor the usage of
> > cache by applications running on the platform.
> >
> > Currently CMT patches has been merged into Linux kernel mainline.
> > The CMT implementation in Linux kernel is based on perf mechanism and
> > there is no support for perf in libvirt, and so this series firstly
> > add perf support into libvirt, including two public API and a set of
> > util interfaces. And based on these APIs and interfaces, thie series
> > implements CMT perf event support.
> >
> > Current state:
> >
> > * 1/8 - perf: add new public APIs for perf event
> >         - ACKed by Daniel
> >
> > * 2/8 - perf: implement the remote protocol for perf event
> >         - ACKed by Daniel
> >
> > * 3/8 - perf: implement a set of util functions for perf event
> >         - ACKed by Daniel
> >
> > * 4/8 - qemu_driver: add support to perf event
> >         - restart perf in qemuProcessReconnect and qemuProcessAttach
> >           in patch 6/8
> >
> > * 5/8 - perf: add new xml element
> >         - ACKed by Daniel
> >
> > * 6/8 - perf: reenable perf events when libvirtd restart
> >         - add qemuDomainPerfRestart() into qemuProcessReconnect() and
> >           qemuProcessAttach()
> >
> > * 7/8 - virsh: implement new command to support perf
> >         - ACKed by Daniel
> >
> > * 8/8 - virsh: extend domstats command
> >         - ACKed by Daniel
> 
> ACK to all patches. I had some comments inline - in future just make sure you run
> 'make check && make syntax-check' against each patch before submitting. Since
> the fixes were easy I've made them myself and pushed to GIT master.
> 
> 
Ok! Got it! Sorry, I just rebased it into latest code and compiled it and ignored this step. Thanks very much for your nice help. ^-^

Thanks,
Qiaowei




More information about the libvir-list mailing list