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

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Message-ID: <Pine.LNX.4.64.0907191450120.4601@sister.anvils>
Date:	Sun, 19 Jul 2009 14:50:50 +0100 (BST)
From:	Hugh Dickins <hugh.dickins@...cali.co.uk>
To:	Izik Eidus <ieidus@...hat.com>
cc:	akpm@...ux-foundation.org, 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
Subject: Re: [PATCH 10/10] ksm: change ksm nice level to be 5

On Fri, 17 Jul 2009, Izik Eidus wrote:
> 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>

Acked-by: Hugh Dickins <hugh.dickins@...cali.co.uk>

> ---
>  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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