Re: [Xen-devel] PMU in xen enviroment

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Mon, Apr 13, 2015 at 12:21:42PM +0800, èéä(èå) wrote:
> 
> Hiïeveryone
> 
> 
> We would like to obtain the distribution of CPU-specific hardware events
> such as clock cycles and cache and TLB misses and branch-miss and etc. in
> Xen environment . It is said that Xenoprof can be used to do so. We use
> Intel's Ivy Bridge Processor which is released in 2012, so I think it is
> better to use oprofile 0.9.8 or above. But http://xenoprof.sourceforge.net/
> only released oprofile-0.9.5-xen.patch which is released in 2009. Does it
> mean no patch is needed since OProfile 0.9.6 ? is there a detailed document
> describing how to use oprofile in xen environment ? is there any other tools
> to do so ?

Boris (CCed) is working on making perf work under Linux + Xen.

Boris, would it make sense to have an Linux git tree with the set of patches
that use the Xen new hypercalls ?

> 
> 
> Thanks a lot. 
> 

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