On Tue, Feb 05, 2013 at 09:15:20AM -0700, David Ahern wrote: > On 2/5/13 9:05 AM, Jiri Olsa wrote: > >Adding -D option into the rwtop record command line, to get > >immediate response when there's event in the buffer. > > Seems like this will dramatically increase CPU usage of perf-record > as well as increase the overhead of each event with a process > wakeup. How about a poll option on perf-record to have it wake up at > a given rate instead?
right, I'll check thanks, jirka -- 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/
