Re: Oprofile, Sandybridge, and kernel 2.6.32 - which oprofile?

[Robert R. <rr...@ke...>]

On 13.02.13 21:04:21, Robert Richter wrote:
> On 13.02.13 11:42:57, Arlie Stephens wrote:
> > A lot of people at my company love oprofile, but we've been running 0.9.6. 
> > Now we have some of our products using a processor from the Sandy
> > Bridge family, which means that we need oprofile 0.9.7 at least. Those
> > products are running on a 2.6.32 kernel.  
> 
> Your kernel needs to detect your cpu. Which model number shows
> /proc/cpuinfo?
> 
> What is the detected cpu_type? This should tell you:
> 
>  # mount -t oprofilefs nodev /dev/oprofile
>  # cat /dev/oprofile/cpu_type
>  # umount /dev/oprofile

This one is a bit easier:

 # opcontrol --init; echo $(cat /dev/oprofile/cpu_type ); opcontrol --deinit

-Robert