Current git kernel sometimes shows: perf: interrupt took too long (71 > 52), lowering kernel.perf_event_max_sample_rate to 300 perf: interrupt took too long (103 > 88), lowering kernel.perf_event_max_sample_rate to 300 perf: interrupt took too long (130 > 128), lowering kernel.perf_event_max_sample_rate to 300 perf: interrupt took too long (175 > 162), lowering kernel.perf_event_max_sample_rate to 300 perf: interrupt took too long (219 > 218), lowering kernel.perf_event_max_sample_rate to 300 ...
when running e.g. "perf top" even when /proc/sys/kernel/perf_cpu_time_max_percent is set to 0. -- Markus
