On Wed, Dec 12, 2018 at 2:07 PM Jeff Moyer <jmoyer@xxxxxxxxxx> wrote: > > Hi, > > Chris Murphy <lists@xxxxxxxxxxxxxxxxx> writes: > > > I used two boot params: scsi_mod.use_blk_mq=1 elevator=bfq. I don't > > think that's a good way for a distribution to set the default though. > > You shouldn't need the "scsi_mod.use_blk_mq=1" option. As of 4.19, > scsi_mq is the default, and by 4.21 the legacy path will be gone. The > right way for the distro to set the default I/O scheduler is to use udev > rules. Like I mentioned earlier in the thread, Fedora kernels does not set scsi_mq as the default. I don't know why. # CONFIG_SCSI_MQ_DEFAULT is not set -- Chris Murphy _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://getfedora.org/code-of-conduct.html List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx
