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From: James Hawtin <oolon@ankh.org>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] Snapshots and disk re-use
Date: Wed, 06 Apr 2011 01:53:13 +0000	[thread overview]
Message-ID: <4D9BC789.3060508@ankh.org> (raw)
In-Reply-To: <4D9BC63A.9040306@abpni.co.uk>

On 06/04/2011 01:47, Jonathan Tripathy wrote:
>
> Currently, as part of our procedure, we zero LVs once a customer has 
> left our service. The reason why we don't zero on allocation is that 
> customer usually expect quick setup times (under 10 minutes) and 
> zeroing gigabytes worth of space can take too long. Getting new zeroed 
> LVs ready before sign ups also isn't an option but for other reasons.

Very reasonable

It however is a shame than lvm cannot zero PE (physical extents) on 
first access or do a proper background initialisation. As would happen 
on hardware raids.

James

  reply	other threads:[~2011-04-06  1:53 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-23 12:36 [linux-lvm] Snapshots and disk re-use Jonathan Tripathy
2011-02-23 13:09 ` Joe Thornber
2011-02-23 13:57   ` Jonathan Tripathy
2011-02-23 14:16     ` Joe Thornber
2011-02-23 14:18       ` Jonathan Tripathy
2011-02-23 16:12         ` Ray Morris
2011-02-23 16:55           ` Jonathan Tripathy
2011-02-23 17:54             ` Stuart D. Gathman
2011-02-23 18:05               ` Jonathan Tripathy
2011-02-23 19:34                 ` Stuart D. Gathman
2011-02-23 18:05               ` Stuart D. Gathman
2011-02-23 18:19                 ` Jonathan Tripathy
2011-02-23 18:39                   ` Les Mikesell
2011-02-23 19:39                     ` Stuart D. Gathman
2011-02-23 20:03                       ` Les Mikesell
2011-02-23 20:37                         ` Stuart D. Gathman
2011-02-23 20:49                           ` Jonathan Tripathy
2011-02-23 23:25                             ` Stuart D. Gathman
2011-02-23 23:42                               ` Stuart D. Gathman
2011-02-24  0:09                               ` Jonathan Tripathy
2011-02-24  0:32                                 ` Stuart D. Gathman
2011-02-24  0:37                                   ` Jonathan Tripathy
2011-02-24  0:40                                     ` Jonathan Tripathy
2011-02-24  2:00                                       ` Stuart D. Gathman
2011-02-24  7:33                                         ` Jonathan Tripathy
2011-02-24 14:50                                           ` Stuart D. Gathman
2011-02-24 14:57                                             ` Jonathan Tripathy
2011-02-24 15:13                                               ` Stuart D. Gathman
2011-02-24 15:20                                                 ` Jonathan Tripathy
2011-02-24 16:41                                                   ` Jonathan Tripathy
2011-02-24 19:15                                                     ` Nataraj
2011-02-24 19:25                                                       ` Les Mikesell
2011-02-24 19:55                                                       ` Stuart D. Gathman
2011-02-24 19:19                                                     ` Stuart D. Gathman
2011-02-24 19:45                                                   ` Stuart D. Gathman
2011-02-24 21:22                                                     ` Jonathan Tripathy
2011-04-05 20:09                                                   ` Jonathan Tripathy
2011-04-05 20:41                                                     ` Stuart D. Gathman
2011-04-05 20:48                                                       ` Jonathan Tripathy
2011-04-05 20:59                                                         ` James Hawtin
2011-04-05 21:36                                                           ` Jonathan Tripathy
2011-04-05 22:42                                                             ` James Hawtin
2011-04-05 22:52                                                               ` Jonathan Tripathy
2011-04-05 23:11                                                                 ` James Hawtin
2011-04-05 23:19                                                                   ` Jonathan Tripathy
2011-04-05 23:39                                                                     ` James Hawtin
2011-04-06  0:00                                                                       ` Jonathan Tripathy
2011-04-06  0:08                                                                         ` Stuart D. Gathman
2011-04-06  0:14                                                                           ` Jonathan Tripathy
2011-04-06  0:16                                                                         ` James Hawtin
2011-04-06  0:28                                                                           ` Jonathan Tripathy
2011-04-06  0:38                                                                             ` Stuart D. Gathman
2011-04-06  0:43                                                                               ` Stuart D. Gathman
2011-04-06  1:36                                                                                 ` James Hawtin
2011-04-06  1:47                                                                                   ` Jonathan Tripathy
2011-04-06  1:53                                                                                     ` James Hawtin [this message]
2011-04-06  0:47                                                                               ` Jonathan Tripathy
2011-04-06  0:42                                                                             ` James Hawtin
2011-04-06  0:50                                                                               ` Jonathan Tripathy
2011-04-06  1:20                                                                                 ` James Hawtin
2011-04-06  1:45                                                                                   ` Jonathan Tripathy
2011-02-23 19:49                     ` Nataraj
2011-02-23 19:24                   ` Stuart D. Gathman
2011-02-23 19:07                 ` [linux-lvm] Problem executing lvm related commands Tinni
2011-02-23 19:33               ` [linux-lvm] Snapshots and disk re-use Phillip Susi
2011-02-23 19:45                 ` Stuart D. Gathman
2011-02-23 19:56                   ` Nataraj
2011-02-23 13:18 ` Sunil_Gupta2

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