Re: Raid5 reshape

["Nigel J. Terry" <nigel@nigelterry.net>]

Neil Brown wrote:
> On Friday June 16, irule@irule.net wrote:
>   
>> You have to grow the ext3 fs separately. ext2resize /dev/mdX. Keep in 
>> mind this can only be done off-line.
>>
>>     
>
> ext3 can be resized online. I think ext2resize in the latest release
> will "do the right thing" whether it is online or not.
>
> There is a limit to the amount of expansion that can be achieved
> on-line.  This limit is set when making the filesystem.  Depending on
> which version of ext2-utils you used to make the filesystem, it may or
> may not already be prepared for substantial expansion.
>
> So if you want to do it on-line, give it a try.... or ask on the
> ext3-users list for particular details on what versions you need and
> how to see if your fs can be expanded.
>
> NeilBrown
> -
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>   
Thanks for all the advice. One final question, what kernel and mdadm 
versions do I need?

Nigel