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From: Tracy R Reed <treed@copilotconsulting.com>
To: linux-lvm@sistina.com
Subject: Re: [linux-lvm] pvscan showing 0 free on all PV's.
Date: Wed Sep 17 07:07:04 2003	[thread overview]
Message-ID: <20030916143432.H27659@copilotconsulting.com> (raw)
In-Reply-To: <3F675CDB.80002@tupshin.com>; from tupshin@tupshin.com on Tue, Sep 16, 2003 at 11:56:27AM -0700

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On Tue, Sep 16, 2003 at 11:56:27AM -0700, Tupshin Harper spake thusly:
> ext2resize to shrink it, followed by an lvreduce to reduce the size of 
> the partition that the filesystem lives on, but *DANGER* *DANGER* 
> *DANGER*. Reducing the size of an existing filesystem is inherently 
> dangerous, so back up, tread with caution, and don't blame me when a 
> meteorite flattens your house.

Inherently dangerous? Nonsense. It should not be inherently dangerous if
the resize tool and LVM do their jobs properly. Resizing should be a
perfectly safe operation when done properly.

> If you are using reiserfs, jfs, or xfs, you are probably out of luck, as 
> these filesystems don't currently support reduction.

reiserfs supports reduction. I have done it many times. I wouldn't be
surprised if the others do too but I haven't used them yet.

-- 
Tracy Reed
http://copilotconsulting.com

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  parent reply	other threads:[~2003-09-17  7:07 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-09-16 13:19 [linux-lvm] pvscan showing 0 free on all PV's Rene Olsen
2003-09-16 13:57 ` Tupshin Harper
2003-09-17  1:54   ` Rickard Olsson
2003-09-17  2:02     ` Tupshin Harper
2003-09-17  7:07   ` Tracy R Reed [this message]
2003-09-18  0:29     ` Rickard Olsson
  -- strict thread matches above, loose matches on Subject: below --
2003-09-17  7:07 Rene Olsen
2003-09-17 13:57 ` Tupshin Harper
2003-09-19  5:46   ` Heinz J . Mauelshagen

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