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From: Phillip Susi <psusi@cfl.rr.com>
To: Roberto Spadim <roberto@spadim.com.br>
Cc: "Mathias Burén" <mathias.buren@gmail.com>,
	"Eric D. Mudama" <edmudama@bounceswoosh.org>,
	"David Brown" <david@westcontrol.com>,
	linux-raid@vger.kernel.org
Subject: Re: SSD - TRIM command
Date: Tue, 22 Feb 2011 09:45:00 -0500	[thread overview]
Message-ID: <4D63CBEC.6060403@cfl.rr.com> (raw)
In-Reply-To: <AANLkTi=m79=KJPCYHjWSaxtfZLtY8Vf+8=_0fBFF8mLX@mail.gmail.com>

On 2/21/2011 11:30 PM, Roberto Spadim wrote:
> it can't because today filesystem (exclude ext4 and swap) don't use
> trim command to tell device what block isn't in use

You aren't getting it.  The fs can tell the drive all it wants: the
drive does not care.  It has nothing useful it can do with that information.

  reply	other threads:[~2011-02-22 14:45 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-07 20:07 SSD - TRIM command Roberto Spadim
2011-02-08 17:37 ` maurice
2011-02-08 18:31   ` Roberto Spadim
     [not found]     ` <AANLkTik5SumqyTN5LZVntna8nunvPe7v38TSFf9eCfcU@mail.gmail.com>
2011-02-08 20:50       ` Roberto Spadim
2011-02-08 21:18         ` maurice
2011-02-08 21:33           ` Roberto Spadim
2011-02-09  7:44   ` Stan Hoeppner
2011-02-09  9:05     ` Eric D. Mudama
2011-02-09 15:45       ` Chris Worley
2011-02-09 13:29     ` David Brown
2011-02-09 14:39       ` Roberto Spadim
2011-02-09 15:00         ` Scott E. Armitage
2011-02-09 15:52           ` Chris Worley
2011-02-09 19:15             ` Doug Dumitru
2011-02-09 19:22               ` Roberto Spadim
2011-02-09 16:19           ` Eric D. Mudama
2011-02-09 16:28             ` Scott E. Armitage
2011-02-09 17:17               ` Eric D. Mudama
2011-02-09 18:18                 ` Roberto Spadim
2011-02-09 18:24                   ` Piergiorgio Sartor
2011-02-09 18:30                     ` Roberto Spadim
2011-02-09 18:38                       ` Piergiorgio Sartor
2011-02-09 18:46                         ` Roberto Spadim
2011-02-09 18:52                           ` Roberto Spadim
2011-02-09 19:13                           ` Piergiorgio Sartor
2011-02-09 19:16                             ` Roberto Spadim
2011-02-09 19:21                               ` Piergiorgio Sartor
2011-02-09 19:27                                 ` Roberto Spadim
2011-02-21 18:24             ` Phillip Susi
2011-02-21 18:30               ` Roberto Spadim
2011-02-09 15:49         ` David Brown
2011-02-21 18:20           ` Phillip Susi
2011-02-21 18:25             ` Roberto Spadim
2011-02-21 18:34               ` Phillip Susi
2011-02-21 18:48                 ` Roberto Spadim
2011-02-21 18:51               ` Mathias Burén
2011-02-21 19:32                 ` Roberto Spadim
2011-02-21 19:38                   ` Mathias Burén
2011-02-21 19:39                     ` Mathias Burén
2011-02-21 19:43                       ` Roberto Spadim
2011-02-21 20:45                       ` Phillip Susi
2011-02-21 19:39                   ` Roberto Spadim
2011-02-21 19:51                     ` Doug Dumitru
2011-02-21 19:57                       ` Roberto Spadim
2011-02-21 20:47                     ` Phillip Susi
2011-02-21 21:02                       ` Mathias Burén
2011-02-21 22:52                         ` Roberto Spadim
2011-02-21 23:41                           ` Mathias Burén
2011-02-21 23:42                             ` Mathias Burén
2011-02-21 23:52                               ` Roberto Spadim
2011-02-22  0:25                                 ` Mathias Burén
2011-02-22  0:30                                 ` Brendan Conoboy
2011-02-22  0:36                                 ` Eric D. Mudama
2011-02-22  1:46                                   ` Roberto Spadim
2011-02-22  1:52                                     ` Mathias Burén
2011-02-22  1:55                                       ` Roberto Spadim
2011-02-22  2:01                                         ` Eric D. Mudama
2011-02-22  2:02                                         ` Mikael Abrahamsson
2011-02-22  2:22                                           ` Guy Watkins
2011-02-22  2:27                                             ` Roberto Spadim
2011-02-22  3:45                                               ` NeilBrown
2011-02-22  4:37                                                 ` Roberto Spadim
2011-02-22  2:38                                         ` Phillip Susi
2011-02-22  3:29                                           ` Roberto Spadim
2011-02-22  3:42                                             ` Roberto Spadim
2011-02-22  4:04                                             ` Phillip Susi
2011-02-22  4:30                                               ` Roberto Spadim
2011-02-22 14:45                                                 ` Phillip Susi [this message]
2011-02-22 17:15                                                   ` Roberto Spadim
2011-02-22  0:32                           ` Eric D. Mudama

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