Not able to execute rr

Robert O'Callahan robert at ocallahan.org
Mon Mar 28 09:20:55 UTC 2016


On Mon, Mar 28, 2016 at 10:09 PM, Kumar, Atul 3. (Nokia - IN/Bangalore) <
atul.3.kumar at nokia.com> wrote:

>
> rr -F record a.out
> rr: Saving the execution of `a.out' to trace directory
> `/root/.local/share/rr/a.out-4'.
>
> rr internal recorder error: Performance counter doesn't seem to be
> working. Are you perhaps running rr in a VM but didn't enable perf-counter
> virtualization?
>

Are you running rr in a VM?

What does 'perf list' show?

What does 'dmesg|grep PMU' show?

Rob
-- 
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