On Tue, 3 May 2016, Johan Hendriks wrote: > Op 02/05/16 om 02:49 schreef Warren Block: > CAM I/O Scheduler > > Links > I/O Scheduling in FreeBSD's CAM Subsystem (PDF) URL: > https://people.freebsd.org/~imp/bsdcan2015/iosched-v3.pdf > The BSDCan 2015 Talk URL: https://www.youtube.com/watch?v=3WqOLolj5EU > > Contact: Warner Losh <wlosh_at_netflix.com> > > An enhanced CAM I/O scheduler has been committed to the tree. By > default, this scheduler implements the old behavior. In addition, an > advanced adaptive scheduler is available. Along with the scheduler, > SATA disks can now use Queued Trims with devices that support them. > Details about the new scheduler are available in the I/O Scheduling in > FreeBSD's CAM Subsystem article (PDF) or from the BSDCan 2015 talk. > > I updated my source today, but CAM_ADAPTIVE_IOSCHED yields an error about an unknown option. > If I use CAM_NETFLIX_IOSCHED the kernel compiles. > Is the name CAM_NETFLIX_IOSCHED changing to CAM_ADAPTIVE_IOSCHED? That is my understanding, yes. Warner can certainly explain it better than I can, so CCed. Thanks!Received on Tue May 03 2016 - 12:06:02 UTC
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