From: Pavel Emelianov <xemul@openvz.org>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Kirill Korotaev <dev@sw.ru>, Andrew Morton <akpm@osdl.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
xemul@openvz.org, devel@openvz.org, oleg@tv-sign.ru,
hch@infradead.org, matthltc@us.ibm.com,
ckrm-tech@lists.sourceforge.net
Subject: Re: [PATCH 6/13] BC: kmemsize accounting (core)
Date: Mon, 13 Nov 2006 15:13:41 +0300 [thread overview]
Message-ID: <45586175.4090007@openvz.org> (raw)
In-Reply-To: <84144f020611101446o3a1c05d0i592ea0ca853b73c@mail.gmail.com>
Pekka Enberg wrote:
> Hi,
>
> On 11/9/06, Kirill Korotaev <dev@sw.ru> wrote:
>> +#ifdef CONFIG_BEANCOUNTERS
>> +#define BC_EXTRASIZE sizeof(struct beancounter *)
>> +static inline size_t slab_mgmt_size_noalign(int flags, size_t nr_objs)
>> +{
>> + size_t size;
>> +
>> + size = slab_mgmt_size_raw(nr_objs);
>> + if (flags & SLAB_BC)
>> + size = ALIGN(size, BC_EXTRASIZE) + nr_objs *
>> BC_EXTRASIZE;
>> + return size;
>
> Why do we want to track each allocated _object_ in the slab? Isn't
> tracking pages enough?
No. One page may contain objects allocated in different beancounters.
next prev parent reply other threads:[~2006-11-13 12:18 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-09 16:49 BC: resource beancounters (v6) (with userpages reclamation + configfs) Kirill Korotaev
2006-11-09 16:53 ` [PATCH 1/13] BC: atomic_dec_and_lock_irqsave() helper Kirill Korotaev
2006-11-10 15:19 ` Cedric Le Goater
2006-11-10 16:46 ` Kirill Korotaev
2006-11-09 16:54 ` [PATCH 2/13] BC: Kconfig and Makefile Kirill Korotaev
2006-11-09 16:55 ` [PATCH 3/13] BC: beancounters core and API Kirill Korotaev
2006-11-09 16:57 ` [PATCH 4/13] BC: context handling Kirill Korotaev
2006-11-23 7:48 ` [ckrm-tech] " Paul Menage
2006-11-23 8:35 ` Pavel Emelianov
2006-11-23 8:53 ` Paul Menage
2006-11-23 9:20 ` Pavel Emelianov
2006-11-23 9:31 ` Paul Menage
2006-11-23 9:56 ` Pavel Emelianov
2006-11-23 10:18 ` Paul Menage
2006-11-23 10:45 ` Pavel Emelianov
2006-11-24 10:10 ` Pavel Emelianov
2006-11-25 0:09 ` Paul Menage
2006-11-27 8:27 ` Pavel Emelianov
2006-11-09 16:59 ` [PATCH 5/13] BC: configfs interface Kirill Korotaev
2006-11-09 17:00 ` [PATCH 6/13] BC: kmemsize accounting (core) Kirill Korotaev
2006-11-09 19:05 ` Paul Jackson
2006-11-10 22:46 ` Pekka Enberg
2006-11-13 12:13 ` Pavel Emelianov [this message]
2006-11-10 22:50 ` Pekka Enberg
2006-11-11 5:50 ` Pavel Machek
2006-11-09 17:01 ` [PATCH 7/13] BC: kmemsize accounting (hooks) Kirill Korotaev
2006-11-09 17:02 ` [PATCH 8/13] BC: privvmpages accounting (core) Kirill Korotaev
2006-11-09 17:04 ` [PATCH 9/13] BC: privvmpages accounting (hooks) Kirill Korotaev
2006-11-09 17:06 ` [PATCH 10/13] BC: physpages accounting (core) Kirill Korotaev
2006-11-09 17:08 ` [PATCH 11/13] BC: physpages accounting (hooks) Kirill Korotaev
2006-11-09 17:09 ` [PATCH 12/13] BC: numtasks accounting Kirill Korotaev
2006-11-09 17:09 ` [PATCH 13/13] BC: numfiles accounting Kirill Korotaev
2006-11-19 19:41 ` BC: resource beancounters (v6) (with userpages reclamation + configfs) Herbert Poetzl
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