| Date | Sat, 29 Aug 2009 20:40:04 -0400 | From | Rik van Riel <> | Subject | Re: [PATCH 12/23] io-controller: Wait for requests to complete from last queue before new queue is scheduled |
| |
Vivek Goyal wrote:
> o Because above behavior can result in reduced throughput, this behavior will > be enabled only if user sets "fairness" tunable to 1. > > o This patch helps in achieving more isolation between reads and buffered > writes in different cgroups.
Could be a nice help against SATA NCQ request starvation.
> Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Acked-by: Rik van Riel <riel@redhat.com>
-- All rights reversed.
|