power-management November 2019

power-management@lists.fedoraproject.org

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2 discussions

Re: [PATCH] realtime profile: fix nowatchdog kernel command line option
by Jaroslav Skarvada 13 Nov '19

13 Nov '19

----- Original Message ----- > > The correct string for the option is "tsc=nowatchdog", and > not "nowatchdog". > > Signed-off-by: Marcelo Tosatti <mtosatti(a)redhat.com> > > diff --git a/profiles/realtime/tuned.conf b/profiles/realtime/tuned.conf > index 32a00e9..6294d0c 100644 > --- a/profiles/realtime/tuned.conf > +++ b/profiles/realtime/tuned.conf > @@ -37,7 +37,7 @@ kernel.timer_migration = 0 > /sys/devices/system/machinecheck/machinecheck*/ignore_ce = 1 > > [bootloader] > -cmdline_realtime=+isolcpus=${isolated_cores} intel_pstate=disable > nosoftlockup nowatchdog > +cmdline_realtime=+isolcpus=${isolated_cores} intel_pstate=disable > nosoftlockup tsc=nowatchdog > > [script] > script = ${i:PROFILE_DIR}/script.sh > > > > Thanks, applied Jaroslav

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Re: [PATCH] realtime profile: add "nowatchdog" kernel command line option
by Jaroslav Skarvada 01 Nov '19

01 Nov '19

----- Original Message ----- > > This option disables the TSC clocksource watchdog > for isolated CPUs (which avoids interruptions > by the per-CPU clocksource watchdog timer). > > > Signed-off-by: Marcelo Tosatti <mtosatti(a)redhat.com> > > diff --git a/profiles/realtime/tuned.conf b/profiles/realtime/tuned.conf > index 3100941..32a00e9 100644 > --- a/profiles/realtime/tuned.conf > +++ b/profiles/realtime/tuned.conf > @@ -37,7 +37,7 @@ kernel.timer_migration = 0 > /sys/devices/system/machinecheck/machinecheck*/ignore_ce = 1 > > [bootloader] > -cmdline_realtime=+isolcpus=${isolated_cores} intel_pstate=disable > nosoftlockup > +cmdline_realtime=+isolcpus=${isolated_cores} intel_pstate=disable > nosoftlockup nowatchdog > > [script] > script = ${i:PROFILE_DIR}/script.sh > Thanks, applied: https://github.com/redhat-performance/tuned/commit/0facf2ed5e96a3ed92bbeebd… Jaroslav

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power-management November 2019