From: Milan Broz <mbroz@redhat.com>
To: Svein Tonning <svein.tonning@gmail.com>
Cc: dm-crypt@saout.de
Subject: Re: [dm-crypt] Performance with SSD with TRIM in mind?
Date: Fri, 26 Mar 2010 12:37:33 +0100 [thread overview]
Message-ID: <4BAC9C7D.3040900@redhat.com> (raw)
In-Reply-To: <c92bb2911003260334i287890baq3ac74f33aa6c9ade@mail.gmail.com>
On 03/26/2010 11:34 AM, Svein Tonning wrote:
> Tomorrow I will upgrade my laptop. With and SSD. My question is does
> luks/the-encryption destroy the TRIM functionality?
> Because ext4 is suppose to talk to kernel, and the kernel then issues
> the trim command to the hdd. ext4 is on top of the encryption.
> That is why i'm asking.
Currently device-mapper (thus dm-crypt too) have no TRIM support,
but it is planned to be implemented (soon). no ETA yet, sorry.
So it will work but without TRIM support.
Milan
prev parent reply other threads:[~2010-03-26 11:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-26 10:34 [dm-crypt] Performance with SSD with TRIM in mind? Svein Tonning
2010-03-26 11:37 ` Milan Broz [this message]
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