On Thu, Jan 17, 2019 at 4:12 PM Kevin Bowling wrote:
>
> Out of curiosity are you using this driver? Any performance data?
Yep.
I don't have any hard numbers on hand but my recollection is it caps
out at about 5 GB/s, total, on Broadwell. Our workload with it is
predominantly unmapped 8kB copie
Out of curiosity are you using this driver? Any performance data?
On Thu, Jan 17, 2019 at 4:21 PM Conrad Meyer wrote:
> Author: cem
> Date: Thu Jan 17 23:21:02 2019
> New Revision: 343125
> URL: https://svnweb.freebsd.org/changeset/base/343125
>
> Log:
> ioat(4): Set __result_use_check on ioat
Author: cem
Date: Thu Jan 17 23:21:02 2019
New Revision: 343125
URL: https://svnweb.freebsd.org/changeset/base/343125
Log:
ioat(4): Set __result_use_check on ioat_acquire_reserve
Even M_WAITOK callers must check for failure. For example, if the device is
quiescing, either due to automati
