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Re: [dm-devel] Online disk size change and Linux



On Tue, Jan 19, 2010 at 01:42:37PM -0200, Daniel Olops wrote:
>    Sorry if this is off-topic... but if anyone could help, it'd be good.
> 
>    Is Linux (more specifically Red Hat EL 5.4) able to recognize _disk_ size
>    changes online? We have some HP servers with QLogic HBAs connected to an
>    EVA 4000 Storage, with multipathing properly set up. These disks can be
>    resized online, but only after a reboot that RHEL recognizes the change.
>    I've been trying to find any information about it, but to no avail.
> 

I've done iSCSI LUN online resizing using Equallogic storage arrays.

See: http://pasik.reaktio.net/rhel5-online-iscsi-resize-test.txt

-- Pasi


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