On Fri, 2014-03-07 at 17:57 -0800, Andy Lutomirski wrote: > On recent (3.13) kernels, I'm frequently getting messages like: > > perf samples too long (2503 > 2500), lowering > kernel.perf_event_max_sample_rate to 50000 > > a few seconds to minutes after bootup. As far as I know, I'm not > using perf. What's going on here?
14c63f17b1 I get those all the time too, just building kernels. [ 598.583918] perf samples too long (2539 > 2500), lowering kernel.perf_event_max_sample_rate to 50000 Darn nmi_watchdog is an expensive employee. Scarier are the ones from 2ab00456ea when using perf. Firing the dog makes it all batter. -Mike -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/