From: christophe varoqui <christophe.varoqui@free.fr>
To: device-mapper development <dm-devel@redhat.com>
Subject: Re: device mapper and resizing devices
Date: Tue, 01 Mar 2005 23:20:43 +0100 [thread overview]
Message-ID: <1109715643.21776.1.camel@zezette> (raw)
In-Reply-To: <20050301210307.GA28559@thumper2>
On Tue, 2005-03-01 at 15:03 -0600, Andy wrote:
>I am using dm-multipath on non-partitioned (xfs) devices on a SAN. If I
>resize the device, and rescan my path devices (i.e rescan /dev/sda,
>/dev/sdb, /dev/sdc,/dev/sdd (all the same path)) the kernel sees the new
>size of the individual devices, but the /sys/block/dm-0 device is still the
>old size. I believe this is the reason why I cannot grow my xfs filesystem
>without doing a reboot so that the dm device will have the new size. I'd
>like to avoid unmounting and rebooting to resize the device. I haven't
>played with lvm enough to feel comfortable using it. Is there any way to
>get the dm device to be the proper size, or is this a bug, or a feature that
>needs further discussion?
>
Runing "multipath" again, after rescans, should pick up the size change
and adjust the device map.
If not please report.
Regards,
--
christophe varoqui <christophe.varoqui@free.fr>
next prev parent reply other threads:[~2005-03-01 22:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-01 21:03 device mapper and resizing devices Andy
2005-03-01 21:11 ` Arthur Bergman
2005-03-01 22:20 ` christophe varoqui [this message]
2005-03-01 22:22 ` Andy
2005-03-02 0:03 ` Arthur Bergman
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