public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Anders Karlsson <anders@trudheim.com>
To: Paul P Komkoff Jr <i@stingr.net>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: Two RAID1 mirrors are faster than three
Date: 12 May 2003 08:23:15 +0100	[thread overview]
Message-ID: <1052724195.3521.5.camel@tor.trudheim.com> (raw)
In-Reply-To: <20030512054130.GA1318@stingr.net>

[-- Attachment #1: Type: text/plain, Size: 566 bytes --]

On Mon, 2003-05-12 at 06:41, Paul P Komkoff Jr wrote:

> Replying to Anders Karlsson:
> > downtime on it. You then quiesce the database, split off the second copy
> > from the mirror, mount that as a separate filesystem and back that up
> > while the original with its first copy has already stepped back into
> > full use.
> 
> Why do not use snapshots for this?

Snapshots was not around then. AFAIK snapshotting in the LVM is a recent
thing. I know people were doing backups by splitting off the 2nd copy in
a mirror some eight years ago.

/Anders

[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 198 bytes --]

  reply	other threads:[~2003-05-12  7:10 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-05-12  2:10 Two RAID1 mirrors are faster than three Chuck Ebbert
2003-05-12  4:35 ` Clemens Schwaighofer
2003-05-12  5:10   ` Anders Karlsson
2003-05-12  5:41     ` Paul P Komkoff Jr
2003-05-12  7:23       ` Anders Karlsson [this message]
2003-05-12  8:40     ` Clemens Schwaighofer
2003-05-12  9:30       ` [OT] " Anders Karlsson
2003-05-12 11:20         ` Paul P Komkoff Jr
2003-05-12 14:29           ` Valdis.Kletnieks
2003-05-13  2:24         ` Clemens Schwaighofer
2003-05-13  7:41           ` Anders Karlsson
2003-05-12 14:56       ` Lars Marowsky-Bree
2003-05-15  7:21     ` Riley Williams
2003-05-15 10:51       ` Anders Karlsson
2003-05-19  8:19         ` Jakob Oestergaard
  -- strict thread matches above, loose matches on Subject: below --
2003-05-12 16:32 Chuck Ebbert

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=1052724195.3521.5.camel@tor.trudheim.com \
    --to=anders@trudheim.com \
    --cc=i@stingr.net \
    --cc=linux-kernel@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