lvreduce and lvextend

[m.roth at 5-cent.us]

Rob wrote:
> Ah.  The other email, IE the one I replied to, didn't have Task 2, just
> task 1.
>
> I'm not sure if shrinking online is supported or not...
>
I, for one, would *not* write code to allow that. The chances of toasting
your f/s, and or files on it, are far too close to 1:1.

        mark
> Rob Marti
>
> -----Original Message-----
> From: redhat-list-bounces at redhat.com
> [mailto:redhat-list-bounces at redhat.com] On Behalf Of Eugene Vilensky
> Sent: Wednesday, March 24, 2010 1:49 PM
> To: General Red Hat Linux discussion list
> Subject: Re: lvreduce and lvextend
>
> On Wed, Mar 24, 2010 at 12:47 PM, Marti, Robert <RJM002 at shsu.edu> wrote:
>> I'm not sure what Shankar posted disagrees with the manpage quote.  I
>> guess I'm missing something.
>>
>> Rob Marti
>>
>
>
> Shankar is offering this:
>
>>Task-2: Shrink(resize) 'logvolopt' to 15GB
>>#lvresize -L 15GB /dev/volgroup001 /logvolopt
>>#lvdisplay
>>#df -h
>>for online
>>#resize2fs -p /dev/volgroup001 /logvolopt
>>#df -h
>
> online shrinking is not something the the manual page RESIZE2FS(8) offers.
>
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