All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Daniel B." <dsb@smart.net>
To: linux-lvm@redhat.com
Subject: Re: [linux-lvm] re --corelog: does synchronization re-copy all data?
Date: Tue, 24 Feb 2009 23:50:17 -0500	[thread overview]
Message-ID: <49A4CE09.8070101@smart.net> (raw)
In-Reply-To: <20090223071132.GA9670@us.ibm.com>

malahal@us.ibm.com wrote:
> Daniel B. [dsb@smart.net] wrote:

>> More generally, can LVM perform RAID1-style mirroring with only
>> two disks (without having to re-copy everything each boot)
>> (and, of course, being recoverable in case either disk fails)?
> 
> You should be able to force LVM to create a log device on one of your
> two devices (--alloc anywhere)

So what happens if the disk containing the log dies?  Does LVM
keep running (presenting the logical volume implemented on the
physical volumes on the still-working disk)?

(And what happens at reboot time (with the failed disk still in
place)?)

Thanks,
Daniel
-- 
Daniel B.
dsb@smart.net

      reply	other threads:[~2009-02-25  5:04 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-02-22  0:54 [linux-lvm] re --corelog: does synchronization re-copy all data? Daniel B.
2009-02-23  7:11 ` malahal
2009-02-25  4:50   ` Daniel B. [this message]

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=49A4CE09.8070101@smart.net \
    --to=dsb@smart.net \
    --cc=linux-lvm@redhat.com \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.