On 10/27/2014 10:20 AM, Ketor D wrote: > V8 patch runs good. > > The iops is 33032. If I just comment the usleep(100) in the master, I > can get iops 35245. > The CPU usage about the two test is same 120%. > So maybe this patch could be better! > > Belong to the master, this patch is perfect enough!! Agree, committed. I'll setup a local test here and see if we can't recoup those last percentages. CPU usage may have been the same for your test, but it will be more for others. A busy loop in there is not a good idea. -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe fio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html