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Re: [Linux-cluster] clvm problems with multiple clusters in same vlan



Ramon van Alteren wrote:
> Patrick Caulfield wrote:
>> cman_tool services will show you the lockspaces (amongst other things)
>>
>>   
> It's showing multiple lockspaces:
> 
> DLM Lock Space:  "clvmd"                             2   3 run       -
> [2 3 5 1 4]
> 
> This would be the clvmd lockspace then ?

yes it is.

> The once below correspond to the 4 gfs logical volumes we mount from
> this particular shared storage
> 
> DLM Lock Space:  "e1.1-lv"                           3   4 run       -
> [2 3 5 1 4]
> 
> DLM Lock Space:  "e1.2"                              5   6 run       -
> [2 3 5 1 4]
> 
> DLM Lock Space:  "e2.1-lv"                           7   8 run       -
> [2 3 5 1 4]
> 
> DLM Lock Space:  "e2.2"                              9  10 run       -
> [2 3 5 1 4]
> 
> I suspect that the other cluster uses the same clvmd lockspace "clvmd"
> How do we set a different clvm lockspace on the other, currently
> disabled cluster ?

It will be a different clvmd lockspace. Different cluster share nothing between
them because they don't intercommunicate. so a lockspace called 'clvmd' on one
cluster is completely independent of every other lockspace called 'clvmd' on
other clusters.

-- 
Patrick

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