[Linux-cluster] CLVM and AoE

[Aaron Stewart]

Hey Jure,

We're already committed to the AoE route unfortunately, but we're 
setting up next week, and I'll keep everyone posted on any performance 
benchmarks we glean.

-=Aaron

Jure Pečar wrote:
> On Thu, 13 Apr 2006 10:40:22 -0400
> Bowie Bailey <Bowie_Bailey at BUC.com> wrote:
>
>   
>> If you don't use GFS, just make absolutely sure that there is no way
>> that two nodes could mount the same lv.  As far as I know, there is
>> nothing in the cluster that will prevent an ext3 or xfs filesystem
>> from being mounted by multiple nodes.  And if it happens, you have
>> almost guaranteed data corruption.
>>     
>
> If the underlying storage is scsi3, one can use persistent scsi reservations, which can be set with some tool from the sg3_utils package. In case of AoE, this is of course not possible. 
>
>   

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