On 2016.03.31 07:40 Doug Smythies wrote: > On 2016.03.31 02:24 Jörg Otte wrote:
>> >> jojo@fichte:/sys/devices/system/cpu/cpufreq/policy0$ cat scaling_governor >> powersave >> >> turbostat -i 1 --msr=0x199 >> CPUID(7): No-SGX ... [cut]... > Very Interesting. > > I would still like to get a trace sample to post process. > Copied from a previous e-mail: > > On an otherwise idle system, do: > > # perf record -a --event=power:pstate_sample sleep 300 > > If pressed for time, your sleep time can be less than 5 minutes, > but try to get at least 100 seconds. > > The resulting perf.data file will be too big to include as an > on-list attachment, but send it (or them) to me off-list for > post processing, and I'll report back. Never mind. I had not seen some of the e-mails, in particular the one where Rafael had figured out the issue. ... Doug
