linux-kernel - [PATCH 10/10] ksm: change ksm nice level to be 5

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Date:	Fri, 17 Jul 2009 20:30:50 +0300
From:	Izik Eidus <ieidus@...hat.com>
To:	akpm@...ux-foundation.org
Cc:	hugh.dickins@...cali.co.uk, aarcange@...hat.com, chrisw@...hat.com,
	avi@...hat.com, riel@...hat.com, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, nickpiggin@...oo.com.au, ieidus@...hat.com
Subject: [PATCH 10/10] ksm: change ksm nice level to be 5

From: Izik Eidus <ieidus@...hat.com>

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

Signed-off-by: Izik Eidus <ieidus@...hat.com>
---
 mm/ksm.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/mm/ksm.c b/mm/ksm.c
index 75d7802..4afe345 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -1270,7 +1270,7 @@ 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) {
-- 
1.5.6.5

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