From: Chandra Seetharaman <sekharan@us.ibm.com>
To: Kirill Korotaev <dev@sw.ru>
Cc: Rik van Riel <riel@redhat.com>, Srivatsa <vatsa@in.ibm.com>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
CKRM-Tech <ckrm-tech@lists.sourceforge.net>,
balbir@in.ibm.com, Dave Hansen <haveblue@us.ibm.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andi Kleen <ak@suse.de>, Christoph Hellwig <hch@infradead.org>,
Andrey Savochkin <saw@sw.ru>, Matt Helsley <matthltc@us.ibm.com>,
Hugh Dickins <hugh@veritas.com>,
Alexey Dobriyan <adobriyan@mail.ru>,
Oleg Nesterov <oleg@tv-sign.ru>,
devel@openvz.org, Pavel Emelianov <xemul@openvz.org>
Subject: Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory)
Date: Mon, 18 Sep 2006 16:51:35 -0700 [thread overview]
Message-ID: <1158623495.6536.5.camel@linuxchandra> (raw)
In-Reply-To: <450A6909.4060208@sw.ru>
On Fri, 2006-09-15 at 12:49 +0400, Kirill Korotaev wrote:
> > <snip>
> >
> >>Reserving in advance means that sometimes you won't be able to start a
> >>new group without taking back some of reserved pages. This is ... strange.
> >
> >
> > I do not see it strange. At the time of creation, user sees the failure
> > (that there isn't enough resource to provide the required/requested
> > guarantee) and can act accordingly.
> >
> > BTW, VMware does it this way.
> This is not true at least for ESX server.
Hmm, from what I have seen, in ESX server, creation of a VM will fail,
if the specified guarantees cannot meet at the time of creation.
> It overcommits memory and does dirty tricks like balooning to free memory then.
This is how they handle over commit, which is not what I was talking
about.
<snip>
--
----------------------------------------------------------------------
Chandra Seetharaman | Be careful what you choose....
- sekharan@us.ibm.com | .......you may get it.
----------------------------------------------------------------------
next prev parent reply other threads:[~2006-09-18 23:51 UTC|newest]
Thread overview: 144+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-05 15:02 [PATCH] BC: resource beancounters (v4) (added user memory) Kirill Korotaev
2006-09-05 15:19 ` [PATCH 1/13] BC: introduce atomic_dec_and_lock_irqsave() Kirill Korotaev
2006-09-05 15:20 ` [PATCH 2/13] BC: kconfig Kirill Korotaev
2006-09-05 15:21 ` [PATCH 3/17] BC: beancounters core (API) Kirill Korotaev
2006-09-05 15:23 ` [PATCH 4/13] BC: context inheriting and changing Kirill Korotaev
2006-09-05 15:24 ` [PATCH 5/13] BC: user interface (syscalls) Kirill Korotaev
2006-09-05 16:04 ` [ckrm-tech] " Balbir Singh
2006-09-06 8:29 ` Pavel Emelianov
2006-09-06 8:57 ` Balbir Singh
2006-09-06 10:42 ` Pavel Emelianov
2006-09-06 13:23 ` Balbir Singh
2006-09-06 13:45 ` Balbir Singh
2006-09-06 14:23 ` Kirill Korotaev
2006-09-05 15:25 ` [PATCH 6/13] BC: kernel memory (core) Kirill Korotaev
2006-09-05 15:26 ` [PATCH 7/13] BC: kernel memory (marks) Kirill Korotaev
2006-09-06 14:19 ` Cedric Le Goater
2006-09-05 15:27 ` [PATCH 8/13] BC: locked pages (core) Kirill Korotaev
2006-09-05 15:29 ` [PATCH 9/13] BC: locked pages (charge hooks) Kirill Korotaev
2006-09-06 3:43 ` Nick Piggin
2006-09-06 8:45 ` Pavel Emelianov
2006-09-06 9:41 ` Nick Piggin
2006-09-06 14:16 ` [ckrm-tech] " Kirill Korotaev
2006-09-05 15:30 ` [PATCH 10/13] BC: privvm pages Kirill Korotaev
2006-09-05 15:31 ` [PATCH 11/13] BC: vmrss (preparations) Kirill Korotaev
2006-09-05 22:09 ` Cedric Le Goater
2006-09-06 13:59 ` Kirill Korotaev
2006-09-07 16:28 ` [ckrm-tech] " Balbir Singh
2006-09-05 15:32 ` [PATCH 12/13] BC: vmrss (core) Kirill Korotaev
2006-09-05 15:33 ` [PATCH 13/13] BC: vmrss (charges) Kirill Korotaev
2006-09-05 16:53 ` [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) Balbir Singh
2006-09-06 8:34 ` Pavel Emelianov
2006-09-06 13:06 ` Kirill Korotaev
2006-09-06 19:17 ` Balbir Singh
2006-09-06 22:06 ` Chandra Seetharaman
2006-09-07 3:08 ` Balbir Singh
2006-09-08 7:33 ` Pavel Emelianov
2006-09-08 15:43 ` Dave Hansen
2006-09-08 18:26 ` Balbir Singh
2006-09-11 6:56 ` Pavel Emelianov
2006-09-11 7:54 ` Balbir Singh
2006-09-11 8:13 ` Pavel Emelianov
2006-09-11 8:19 ` Balbir Singh
2006-09-12 10:39 ` Pavel Emelianov
2006-09-12 10:40 ` Pavel Emelianov
2006-09-12 12:01 ` Balbir Singh
2006-09-13 13:39 ` Pavel Emelianov
2006-09-11 10:21 ` Srivatsa Vaddagiri
2006-09-12 10:35 ` Pavel Emelianov
2006-09-11 18:49 ` Chandra Seetharaman
2006-09-12 10:48 ` Pavel Emelianov
2006-09-12 23:58 ` Chandra Seetharaman
2006-09-13 8:06 ` Pavel Emelianov
2006-09-13 12:15 ` Srivatsa Vaddagiri
2006-09-13 13:35 ` Pavel Emelianov
2006-09-13 22:31 ` Chandra Seetharaman
2006-09-14 7:53 ` Pavel Emelianov
2006-09-14 8:06 ` Balbir Singh
2006-09-14 13:02 ` Pavel Emelianov
2006-09-15 0:02 ` Chandra Seetharaman
2006-09-15 7:21 ` Pavel Emelianov
2006-09-15 8:49 ` Kirill Korotaev
2006-09-18 23:51 ` Chandra Seetharaman [this message]
2006-09-14 23:42 ` Chandra Seetharaman
2006-09-15 7:15 ` Pavel Emelianov
2006-09-15 8:55 ` Kirill Korotaev
2006-09-15 11:15 ` Pavel Emelianov
2006-09-18 8:25 ` Balbir Singh
2006-09-18 8:56 ` Pavel Emelianov
2006-09-18 11:20 ` Balbir Singh
2006-09-18 11:32 ` Pavel Emelianov
2006-09-19 0:05 ` Chandra Seetharaman
2006-09-19 8:04 ` Pavel Emelianov
2006-09-18 11:27 ` Balbir Singh
2006-09-18 12:37 ` Pavel Emelianov
2006-09-19 0:08 ` Chandra Seetharaman
2006-09-19 8:06 ` Pavel Emelianov
2006-09-18 23:48 ` Chandra Seetharaman
2006-09-11 18:44 ` Chandra Seetharaman
2006-09-15 8:57 ` Kirill Korotaev
2006-09-18 23:57 ` Chandra Seetharaman
2006-09-08 19:23 ` Chandra Seetharaman
2006-09-08 21:43 ` Rohit Seth
2006-09-11 18:25 ` Chandra Seetharaman
2006-09-11 19:10 ` Rohit Seth
2006-09-11 19:42 ` Chandra Seetharaman
2006-09-11 23:58 ` Rohit Seth
2006-09-12 9:53 ` Balbir Singh
2006-09-12 23:54 ` Chandra Seetharaman
2006-09-13 0:39 ` Rohit Seth
2006-09-13 1:10 ` Chandra Seetharaman
2006-09-13 1:25 ` Rohit Seth
2006-09-13 4:41 ` Srivatsa Vaddagiri
2006-09-13 22:20 ` Chandra Seetharaman
2006-09-14 1:22 ` Rohit Seth
2006-09-14 23:13 ` Chandra Seetharaman
2006-09-11 19:48 ` [Devel] " Kir Kolyshkin
2006-09-12 0:28 ` Rohit Seth
2006-09-12 10:44 ` Srivatsa Vaddagiri
2006-09-12 17:22 ` Rohit Seth
2006-09-12 17:40 ` Srivatsa Vaddagiri
2006-09-12 18:02 ` Rohit Seth
2006-09-13 0:02 ` Chandra Seetharaman
2006-09-13 0:43 ` Rohit Seth
2006-09-13 1:13 ` Chandra Seetharaman
2006-09-13 1:33 ` Rohit Seth
2006-09-13 22:24 ` Chandra Seetharaman
2006-09-14 1:27 ` Rohit Seth
2006-09-14 23:28 ` Chandra Seetharaman
2006-09-15 9:26 ` Kirill Korotaev
2006-09-15 16:52 ` Rohit Seth
2006-09-15 21:21 ` [Devel] " Kir Kolyshkin
2006-09-15 21:58 ` Rohit Seth
2006-09-19 0:02 ` [ckrm-tech] [Devel] " Chandra Seetharaman
2006-09-18 23:59 ` [ckrm-tech] " Chandra Seetharaman
2006-09-06 21:47 ` Chandra Seetharaman
2006-09-08 15:33 ` Dave Hansen
2006-09-08 15:57 ` [RFC] Add tgid aggregation to beancounters (was Re: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory)) Balbir Singh
2006-09-11 21:24 ` V2: " Balbir Singh
2006-09-15 16:40 ` [ckrm-tech] V2: Add tgid aggregation to beancounters (was " Kirill Korotaev
2006-10-09 8:23 ` Balbir Singh
2006-09-05 17:46 ` [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory) Dave Hansen
2006-09-05 18:28 ` Balbir Singh
2006-09-06 0:17 ` Rohit Seth
2006-09-08 15:30 ` Dave Hansen
2006-09-08 17:10 ` Rohit Seth
2006-09-08 17:26 ` Shailabh Nagar
2006-09-08 21:15 ` Rohit Seth
2006-09-08 21:28 ` Shailabh Nagar
2006-09-06 13:57 ` Kirill Korotaev
2006-09-06 21:54 ` Chandra Seetharaman
2006-09-07 7:29 ` Pavel Emelianov
2006-09-07 19:16 ` Chandra Seetharaman
2006-09-08 7:22 ` Pavel Emelianov
2006-09-08 19:07 ` Chandra Seetharaman
2006-09-11 7:02 ` Pavel Emelianov
2006-09-11 13:04 ` Srivatsa Vaddagiri
2006-09-12 10:24 ` Pavel Emelianov
2006-09-12 10:29 ` Srivatsa Vaddagiri
2006-09-12 11:06 ` Pavel Emelianov
2006-09-12 12:04 ` Srivatsa Vaddagiri
2006-09-11 18:47 ` Chandra Seetharaman
2006-09-07 19:29 ` Chandra Seetharaman
2006-09-08 7:26 ` Pavel Emelianov
2006-09-08 19:10 ` Chandra Seetharaman
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