linux-kernel - Re: [PATCH 5/5] add NR_ANON

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20090709144938.23A8.A69D9226@jp.fujitsu.com>
Date:	Thu,  9 Jul 2009 14:50:09 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Christoph Lameter <cl@...ux-foundation.org>
Cc:	kosaki.motohiro@...fujitsu.com,
	Minchan Kim <minchan.kim@...il.com>,
	Wu Fengguang <fengguang.wu@...el.com>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Rientjes <rientjes@...gle.com>,
	Rik van Riel <riel@...hat.com>
Subject: Re: [PATCH 5/5] add NR_ANON_PAGES to OOM log

> On Mon, 6 Jul 2009, Minchan Kim wrote:
> 
> > Anyway, I think it's not a big cost in normal system.
> > So If you want to add new accounting, I don't have any objection. :)
> 
> Lets keep the counters to a mininum. If we can calculate the values from
> something else then there is no justification for a new counter.
> 
> A new counter increases the size of the per cpu structures that exist for
> each zone and each cpu. 1 byte gets multiplies by the number of cpus and
> that gets multiplied by the number of zones.

OK. I'll implement this idea.



--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/