On Mon, Dec 17, 2018 at 1:28 PM Dennis Zhou wrote:
>
> On Mon, Dec 17, 2018 at 11:42:28AM -0800, Liu Bo wrote:
> > On Mon, Dec 17, 2018 at 8:04 AM Dennis Zhou wrote:
> > >
> > > The blk-iolatency controller measures the time from rq_qos_throttle() to
> > > rq_qos_done_bio() and attributes this
On Mon, Dec 17, 2018 at 11:42:28AM -0800, Liu Bo wrote:
> On Mon, Dec 17, 2018 at 8:04 AM Dennis Zhou wrote:
> >
> > The blk-iolatency controller measures the time from rq_qos_throttle() to
> > rq_qos_done_bio() and attributes this time to the first bio that needs
> > to create the request. This
On Mon, Dec 17, 2018 at 8:04 AM Dennis Zhou wrote:
>
> The blk-iolatency controller measures the time from rq_qos_throttle() to
> rq_qos_done_bio() and attributes this time to the first bio that needs
> to create the request. This means if a bio is plug-mergeable or
> bio-mergeable, it gets to
On 12/17/18 9:03 AM, Dennis Zhou wrote:
> The blk-iolatency controller measures the time from rq_qos_throttle() to
> rq_qos_done_bio() and attributes this time to the first bio that needs
> to create the request. This means if a bio is plug-mergeable or
> bio-mergeable, it gets to bypass the
The blk-iolatency controller measures the time from rq_qos_throttle() to
rq_qos_done_bio() and attributes this time to the first bio that needs
to create the request. This means if a bio is plug-mergeable or
bio-mergeable, it gets to bypass the blk-iolatency controller.
The recent series [1], to
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