| Date | Wed, 28 Sep 2011 17:13:09 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [PATCH 6/9] kstaled: rate limit pages scanned per second. |
| |
On Tue, 27 Sep 2011 17:49:04 -0700 Michel Lespinasse <walken@google.com> wrote:
> Scan some number of pages from each node every second, instead of trying to > scan the entime memory at once and being idle for the rest of the configured > interval. > > In addition to spreading the CPU usage over the entire scanning interval, > this also reduces the jitter between two consecutive scans of the same page. > > > Signed-off-by: Michel Lespinasse <walken@google.com>
Does this scan thread need to be signle thread ?
Thanks, -Kame
|