Is there any PMC support for AMD EPYC?
Wicht, Baptiste
bwicht at verisign.com
Fri Jul 10 06:24:22 UTC 2020
Hi all,
I am currently experimenting with an AMD EPYC 7302 processor on FreeBSD 12.1.
I wanted to get information about some performance counters, but apparently, there is no PMU support for this CPU:
# pmcstat -L
pmcstat: pmu features not supported on host or hwpmc not loaded
I did kldload hwpmc already.
Is there any way to get PMC counters with this CPU on FreeBSD 12.1?
Thanks
Baptiste
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