Messages in this thread | | | Subject | Re: [perf metricgroup] fcc9c5243c: perf-sanity-tests.Parse_and_process_metrics.fail | From | "Jin, Yao" <> | Date | Mon, 19 Oct 2020 16:02:57 +0800 |
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On 10/19/2020 9:52 AM, Andi Kleen wrote: >> I believe this is a Skylake and there is a known bug in the Skylake >> metric DRAM_Parallel_Reads as described here: >> https://lore.kernel.org/lkml/CAP-5=fXejVaQa9qfW66cY77qB962+jbe8tT5bsLoOOcFmODnWQ@mail.gmail.com/ >> Fixing the bug needs more knowledge than what is available in manuals. >> Hopefully Intel can take a look. > > Oh I missed the original mail for some reason. Yes it should be cmask instead of thresh > for client. I think thresh is used on the server uncore only, not on the client. > > Jin Yao, can you send a patch please? > > -Andi >
Yes, the DRAM_Parallel_Reads works on server but it's failed on client.
I will post a patch to fix that.
Thanks Jin Yao
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