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Groups > linux.kernel > #1574995
| From | Borislav Petkov <bp@alien8.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC PATCH] perf/stat: Add --disable-hwdt |
| Date | 2017-02-06 18:10 +0100 |
| Message-ID | <t7UXD-7LS-7@gated-at.bofh.it> (permalink) |
| References | (2 earlier) <t7QU1-4ZM-3@gated-at.bofh.it> <t7QU1-4ZM-5@gated-at.bofh.it> <t7QU1-4ZM-1@gated-at.bofh.it> <t7Rn3-5po-5@gated-at.bofh.it> <t7SsO-64V-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon, Feb 06, 2017 at 09:23:33AM -0500, Vince Weaver wrote:
> minor issue, but is it possibly to do anything about dmesg spam? From
> what I recall every time you enable and disable the watchdog the kernel
> prints a message. Makes for messy logs, especially when you run the
> perf_fuzzer as root.
You mean this:
[81304.460656] NMI watchdog: enabled on all CPUs, permanently consumes one hw-PMU counter.
We could turn it onto a
pr_info_once().
I mean, the feedback that the thing has been enabled is the 1 in
/proc/sys/kernel/nmi_watchdog anyway...
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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[RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-06 13:20 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Ingo Molnar <mingo@kernel.org> - 2017-02-06 13:30 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-06 13:50 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-06 13:50 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Robert Richter <rric@kernel.org> - 2017-02-06 14:20 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-06 14:30 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Ingo Molnar <mingo@kernel.org> - 2017-02-07 08:30 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-07 12:00 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-07 16:10 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-11 18:10 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Ingo Molnar <mingo@kernel.org> - 2017-02-11 19:00 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-11 19:40 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Ingo Molnar <mingo@kernel.org> - 2017-02-11 21:50 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Vince Weaver <vince@deater.net> - 2017-02-06 15:30 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-06 18:10 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Borislav Petkov <bp@alien8.de> - 2017-02-07 02:10 +0100
[PATCH 1/2] tools/lib/api/fs: Add procfs int read/write helpers Borislav Petkov <bp@alien8.de> - 2017-02-07 02:10 +0100
Re: [PATCH 1/2] tools/lib/api/fs: Add procfs int read/write helpers Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-07 02:50 +0100
Re: [PATCH 1/2] tools/lib/api/fs: Add procfs int read/write helpers Borislav Petkov <bp@alien8.de> - 2017-02-07 11:40 +0100
Re: [PATCH 1/2] tools/lib/api/fs: Add procfs int read/write helpers Borislav Petkov <bp@alien8.de> - 2017-02-07 16:10 +0100
Re: [PATCH 1/2] tools/lib/api/fs: Add procfs int read/write helpers Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-07 16:40 +0100
Re: [PATCH 1/2] tools/lib/api/fs: Add procfs int read/write helpers Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-07 16:10 +0100
[PATCH 2/2] perf stat: Disable HW watchdog around a perf stat session Borislav Petkov <bp@alien8.de> - 2017-02-07 02:20 +0100
Re: [PATCH 2/2] perf stat: Disable HW watchdog around a perf stat session Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-02-07 02:50 +0100
Re: [RFC PATCH] perf/stat: Add --disable-hwdt Ingo Molnar <mingo@kernel.org> - 2017-02-06 13:50 +0100
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