I think there could be cases where the files being exported
thru ha-nfs may be read-only (ex application binaries etc ).

I am not sure that is the case here, but I am saying this
is not uncommon scenario.

thanks
-venkat

Venkateswarlu.Tella at Sun.COM wrote:

>Hello msl,
>
>I am not sure about the practical purpose of the configuration you have 
>mentioned. The reason is the NFS client will be seeing two different 
>file systems from the same mount point, unless you are having a 
>mechanism to make the two non-shared disks (diskA on node 1 and diskB on 
>node2) in sync always.
>
>Anyhow you can create the configuration without HAStoragePlus resource.
>
>Here are the following steps.
>
>node1# zpool create nfs_zpool diskA
>node1# mkdir -p /nfs_zpool/SUNW.nfs
>node1# mkdir -p /nfs_zpool/data
>node1# touch /nfs_zpool/SUNW.nfs/dfstab.nfs-rs
>node1# cat /nfs_zpool/SUNW.nfs/dfstab.nfs-rs
>share -F nfs /nfs_zpool/data
>
>//Repeat the steps on node 2 by creating zpool with same name
>//(nfs_zpool) using diskB
>
>node1# clrt register SUNW.nfs
>node1# clrg create -p PathPrefix=/nfs_zpool  nfs-rg
>node1# clrslh create -g nfs-rg -d <hostname>
>node1# clrs create -g nfs-rg -t SUNW.nfs nfs-rs
>node1# clrg online -eM nfs-rg
>
>Let me know if you face any problems or let me know if this is not the 
>configuration you are looking for.
>
>Thanks & Regards
>Venku
>
>msl wrote:
>  
>
>>I was looking the SUNW.HAStoragePlus? Resource type, and it is for global and 
>>local filesystems but require the underlying devices to be SC global 
>>devices...
>> So i would need change the behaviour of HAStoragePlus, or i will not use it 
>> at all? If not, how could i link the data services with the device groups 
>> without the HAStoragePlus? 
>> if someone can "point" the components of this stack would be more easy... I 
>> mean, what i will need to implement and what i will not.
>> 
>> The "simple" configuration is:
>>
>> # clresourcetype register SUNW.HAStoragePlus SUNW.nfs
>> # clresourcegroup create -p \
>>PathPrefix=/POOLNAME/HA poolname-rg
>> # clreslogicalhostname create -g poolname-rg -h \
>>servernfs servernfs-lh-rs
>> # clresource create -g poolname-rg -t \
>>SUNW.HAStoragePlus -p \
>>Zpools=POOLNAME poolname-hastorageplus-rs
>>
>>  What i need to change in the above configuration? I need to create another 
>> "SUNW.HAStoragePlus" or i need configure it different (or i dont need it at 
>> all)?
>> Somebody can point me something like that?
>>
>> Thanks very much for your time!
>>--
>>
>>This message posted from opensolaris.org
>>
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