It doesn't work properly with 2.1.7. it only grabs the first name in filename. I switched to 2.1.10 to fix that problem for me. Roger -----Original Message----- From: fio-owner@xxxxxxxxxxxxxxx [mailto:fio-owner@xxxxxxxxxxxxxxx] On Behalf Of Jeff Moyer Sent: Thursday, July 03, 2014 11:12 AM To: Yuyang (Alex) Wang Cc: Jens Axboe; fio@xxxxxxxxxxxxxxx Subject: Re: multiple block devices question "Yuyang (Alex) Wang" <yyalex.wang@xxxxxxxxx> writes: > Jens, thanks for the reply. > > I also tried the following as the HOWTO suggested, and getting similar > results [devices] > filename=/dev/mapper/raid0:/dev/mapper/raid1 > > > This may be silly part on me misreading the manual, what's correct way > of specifying multiple devices? That looks ok to me. What happens if you double your queue depth? Cheers, Jeff -- 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 -- 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