[Linux-cluster] Distributed RAID
Jonathan Brassow
jbrassow at redhat.com
Fri Nov 21 17:51:32 UTC 2008
What does /var/log/messages say?
brassow
On Nov 20, 2008, at 3:33 AM, Василец Дмитрий wrote:
> hello
> i use lvm2 2.02.39
> when i write "lvcreate -L 60G -m1 --corelog -n mirror1 volg1"
> i get error
> "Error locking on node recipient1: device-mapper: reload ioctl failed:
> Invalid argument
> Error locking on node recipient2: device-mapper: reload ioctl
> failed:Invalid argument
> Aborting. Failed to activate new LV to wipe the start of it."
>
> i must update lvm2 or other ?
>
> В Втр, 11/11/2008 в 20:01 -0600, Jonathan Brassow пишет:
>> Sure. In fact, if you have access to the red hat 5.3 beta, it is
>> ready there.
>>
>>
>> brassow
>>
>> On Nov 7, 2008, at 6:59 AM, pronix pronix wrote:
>>
>>> can i use cluster raid1 if i get development release from
>>> sources.redhat.com/cluster ?
>>>
>>>
>>> 2008/11/7 Marc - A. Dahlhaus [ Administration | Westermann GmbH ]
>>> <mad at wol.de>
>>> Hello,
>>>
>>>
>>> will the changes to mirroring get merged into stable2 and
>>> head after
>>> RHEL-5.3 release?
>>>
>>>
>>> Marc
>>>
>>> Am Donnerstag, den 06.11.2008, 16:34 -0600 schrieb Jonathan
>>> Brassow:
>>>
>>>> that works already.
>>>>
>>>> single machine: linear, stripe, mirror, snapshot
>>>> cluster-aware: linear, stripe, mirror (5.3)
>>>>
>>>> brassow
>>>>
>>>> On Nov 6, 2008, at 2:40 PM, Gordan Bobic wrote:
>>>>
>>>>> What about CLVM based striping (RAID0)? Does that work
>>> already or is
>>>>> it planned for the near future?
>>>>>
>>>>> Gordan
>>>>>
>>>>> Jonathan Brassow wrote:
>>>>>> Cluster mirror (RAID1) will be available in rhel5.3 for
>>> LVM.
>>>>>> brassow
>>>>>> On Nov 6, 2008, at 9:40 AM, Federico Simoncelli wrote:
>>>>>>> On Thu, Nov 6, 2008 at 10:38 AM, Gordan Bobic
>>> <gordan at bobich.net>
>>>>>>> wrote:
>>>>>>>> I rather doubt md will become cluster aware any time
>>> soon. CLVM
>>>>>>>> doesn't yet
>>>>>>>> support even more important features like
>>> snapshotting, so I
>>>>>>>> wouldn't count
>>>>>>>> on it supporting anything more advanced.
>>>>>>>
>>>>>>> I worked a little on clvm snapshots:
>>>>>>>
>>> https://www.redhat.com/archives/linux-lvm/2008-October/msg00027.html
>>>>>>>
>>>>>>> Review and testing is required.
>>>>>>> --
>>>>>>> Federico.
>>>>>>>
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