lkml.org 
[lkml]   [2010]   [Jun]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 01/12] tracing, vmscan: Add trace events for kswapd wakeup, sleeping and direct reclaim
    On 06/14/2010 07:17 AM, Mel Gorman wrote:
    > This patch adds two trace events for kswapd waking up and going asleep for
    > the purposes of tracking kswapd activity and two trace events for direct
    > reclaim beginning and ending. The information can be used to work out how
    > much time a process or the system is spending on the reclamation of pages
    > and in the case of direct reclaim, how many pages were reclaimed for that
    > process. High frequency triggering of these events could point to memory
    > pressure problems.
    >
    > Signed-off-by: Mel Gorman<mel@csn.ul.ie>

    Acked-by: Rik van Riel <riel@redhat.com>

    --
    All rights reversed


    \
     
     \ /
      Last update: 2010-06-14 17:49    [W:3.773 / U:0.128 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site