From: Lutz Vieweg <lvml@5t9.de>
To: linux-raid@vger.kernel.org
Subject: Re: Software RAID and TRIM
Date: Sun, 17 Jul 2011 23:57:12 +0200 [thread overview]
Message-ID: <ivvln5$dcd$2@dough.gmane.org> (raw)
In-Reply-To: <alpine.OSX.2.00.1106291119200.257@trogdor.csi.cam.ac.uk>
Tom De Mulder wrote:
> Yes, it's (usually/ideally) the filesystem's job to invoke the TRIM
> command
Well, for us voluntarily (cron-triggered) batch-discards have shown
to be the better option. If you leave it to the filesystem to
trigger the discards, then you might lose write performance
when you need it most.
In comparison, a voluntarily triggered discard in some low-usage time
is painless.
Regards,
Lutz Vieweg
next prev parent reply other threads:[~2011-07-17 21:57 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-28 15:31 Software RAID and TRIM Tom De Mulder
2011-06-28 16:11 ` Mathias Burén
2011-06-29 10:32 ` Tom De Mulder
2011-06-29 10:45 ` NeilBrown
2011-06-29 11:10 ` Tom De Mulder
2011-06-29 11:48 ` Scott E. Armitage
2011-06-29 12:46 ` Roberto Spadim
2011-06-29 12:46 ` David Brown
2011-06-30 0:28 ` NeilBrown
2011-06-30 7:50 ` David Brown
2011-06-29 13:39 ` Namhyung Kim
2011-06-30 0:27 ` NeilBrown
2011-07-17 22:11 ` Lutz Vieweg
2011-07-17 21:57 ` Lutz Vieweg [this message]
2011-06-29 10:33 ` Tom De Mulder
2011-06-29 12:42 ` David Brown
2011-06-29 12:55 ` Tom De Mulder
2011-06-29 13:02 ` Roberto Spadim
2011-06-29 13:10 ` David Brown
2011-06-30 5:51 ` Mikael Abrahamsson
2011-07-04 9:13 ` Tom De Mulder
2011-07-04 16:26 ` Werner Fischer
2011-07-17 22:31 ` Lutz Vieweg
2011-07-17 22:16 ` Lutz Vieweg
2011-07-17 22:00 ` Lutz Vieweg
2011-06-28 16:17 ` Johannes Truschnigg
2011-06-28 16:40 ` David Brown
2011-07-17 21:52 ` Lutz Vieweg
2011-07-18 5:14 ` Mikael Abrahamsson
2011-07-18 10:35 ` David Brown
2011-07-18 10:48 ` Tom De Mulder
2011-07-18 18:09 ` Lutz Vieweg
2011-07-18 20:18 ` David Brown
2011-07-19 9:29 ` Lutz Vieweg
2011-07-19 10:22 ` David Brown
2011-07-19 13:41 ` Lutz Vieweg
2011-07-19 15:06 ` David Brown
2011-07-20 10:39 ` Lutz Vieweg
2011-07-19 14:19 ` Tom De Mulder
2011-07-20 7:42 ` David Brown
2011-07-20 12:20 ` Lutz Vieweg
2011-07-20 12:13 ` Werner Fischer
2011-07-20 12:25 ` Lutz Vieweg
2011-07-18 10:53 ` Tom De Mulder
2011-07-18 12:13 ` Werner Fischer
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='ivvln5$dcd$2@dough.gmane.org' \
--to=lvml@5t9.de \
--cc=linux-raid@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).