On Wed, Nov 27, 2013 at 10:49:20AM +0800, Jason Wang wrote:
> > 4. vhost statistics
> > This patch introduces a set of statistics to monitor different performance
> > metrics of vhost and our polling and I/O scheduling mechanisms. The
> > statistics are exposed using debugfs and can be easily displayed with a
> > Python script (vhost_stat, based on the old kvm_stats)
> > https://github.com/abelg/virtual_io_acceleration/commit/ac14206ea56939ecc3608dc5f978b86fa322e7b0
>
> How about using trace points instead? Besides statistics, it can also
> help more in debugging.
Definitely. kvm_stats has moved to ftrace long time ago.
--
Gleb.
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