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From: Heinz Diehl <htd@fancy-poultry.org>
To: dm-crypt@saout.de
Subject: Re: [dm-crypt] LUKS - SSD trim
Date: Thu, 22 Apr 2010 08:17:25 +0200	[thread overview]
Message-ID: <20100422061725.GA7173@fancy-poultry.org> (raw)
In-Reply-To: <20100422004842.5eb40c0a@gmail.com>

On 22.04.2010, Felix Blanke wrote: 

> does anybody know a way to trim a luks encrypted SSD?

That's not possible because of a limitation in the underlying devicemapper.

> (btrfs filesystem on top, but I think that doesn't count)

Btrfs is specially suited for use with SSD, as a hint you could start with
what I have in fstab in the mount section: "nobarrier,ssd_spread".

  parent reply	other threads:[~2010-04-22  6:17 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-21 22:48 [dm-crypt] LUKS - SSD trim Felix Blanke
2010-04-21 23:00 ` Milan Broz
2010-04-21 23:03   ` Felix Blanke
2010-04-22  2:17     ` Arno Wagner
2010-04-22  8:42       ` mark
2010-04-22  9:37         ` Milan Broz
2010-04-22 20:12         ` Felix Blanke
2010-04-22 22:20           ` Richard Zidlicky
2010-04-22 22:22   ` Richard Zidlicky
2010-04-23  8:49     ` Milan Broz
2010-04-23 10:20       ` Mikko Rauhala
2010-04-23 11:13       ` Richard Zidlicky
2010-04-23 11:46         ` Milan Broz
2010-04-23 20:09           ` Richard Zidlicky
2010-04-23 20:45             ` Milan Broz
2010-04-23 22:59               ` Richard Zidlicky
2010-04-24 15:59                 ` Arno Wagner
2010-04-24 16:44                   ` Richard Zidlicky
2010-04-24 17:01                     ` Arno Wagner
2010-04-22  6:17 ` Heinz Diehl [this message]
2010-05-14  7:35 ` JG
  -- strict thread matches above, loose matches on Subject: below --
2010-05-27 13:14 Christoph Anton Mitterer

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