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ksm: change ksm nice level to be 5

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ksm should try not to disturb other tasks as much as possible.

Signed-off-by: Izik Eidus <ieidus@redhat.com>
Cc: Chris Wright <chrisw@redhat.com>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Lee Schermerhorn <lee.schermerhorn@hp.com>
Cc: Avi Kivity <avi@redhat.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Izik Eidus 2009-09-21 17:02:07 -07:00 committed by Linus Torvalds
parent 36b2528dc1
commit 339aa62469
1 changed files with 1 additions and 1 deletions
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2
mm/ksm.c
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@ -1263,7 +1263,7 @@ static void ksm_do_scan(unsigned int scan_npages)
static int ksm_scan_thread(void *nothing)
{
set_user_nice(current, 0);
set_user_nice(current, 5);
while (!kthread_should_stop()) {
if (ksm_run & KSM_RUN_MERGE) {