On Thu, Apr 19, 2018 at 01:44:41PM -0600, Jens Axboe wrote: > On 4/19/18 1:41 PM, Bart Van Assche wrote: > > On Thu, 2018-04-19 at 12:13 -0700, Omar Sandoval wrote: > >> On Thu, Apr 19, 2018 at 11:53:30AM -0700, Omar Sandoval wrote: > >>> Thanks for the test! Applied. > >> > >> Side note, it's unfortunate that this test takes 180 seconds to run only > >> because we have to wait for the command timeout. We should be able to > >> export request_queue->rq_timeout writeable in sysfs. Would you be > >> interested in doing that? > > > > Hello Omar, > > > > Is this perhaps what you are looking for? > > # ls -l /sys/class/scsi_device/*/*/timeout > > -rw-r--r-- 1 root root 4096 Apr 19 08:52 > > /sys/class/scsi_device/2:0:0:0/device/timeout > > -rw-r--r-- 1 root root 4096 Apr 19 12:39 > > /sys/class/scsi_device/8:0:0:1/device/timeout > > We should have it generically available though, not just for SCSI. In > retrospect, it should have been under queue/ from the start, now we'll > end up with duplicate entries for SCSI.
For the sake of this test, I just decreased the timeout through SCSI.
