On 09/20/2014 01:55 PM, Ed Greshko wrote:
On 09/21/14 03:45, jd1008 wrote:
Often, I get these messages in /var/log/messages:
[ 8308.300906] perf interrupt took too long (2501 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
Is there a way to disable the performance monitor ?
echo 0 > /proc/sys/kernel/perf_cpu_time_max_percent
Use sysctl to make it permanent
Thanx Ed. For sysctl, the var name is kernel.perf_cpu_time_max_percent
Cheers,
JD
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