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Re: Can I use the groups created when I create the LUNs fully??

 

Can I use the groups created when I create the LUNs fully??

O.S.: hp-ux 11i, VA7400
I used Comand View to create LUNs and now I have two groups. G1=60GB y group2=30GB.
Can I use both to create volume groups??
Hava anyone a manual about Storage?
Thank you!
3 REPLIES 3
Patrick Wallek
Honored Contributor

Re: Can I use the groups created when I create the LUNs fully??

A LUN on the VA7400 can *not* span both groups. You would have to create at least 2 LUNs on the array.

Once you have created the LUNs you will then need to make sure that the device files are created on you HP-UX machine. You will first need to verify that you can see the LUNs via 'ioscan -fnC disk'. Once you can see the LUNs you will need to an 'insf -e' to create the /dev/dsk/c?t?d? and /dev/rdsk/c?t?d? device files.

Once you have created those you can then create your VG using any, or all, of the LUNs from the VA. At this point you just treat the LUNs like any other disk drives when createing a VG (ie. pvcreate, vgcreate, vgextend, lvcreate, lvextend, etc.).

Re: Can I use the groups created when I create the LUNs fully??

Thank you Patrick for your help.

Re: Can I use the groups created when I create the LUNs fully??

Thanks Partick, really helpfull the information you give me, and now I understan better.
Thanks a lot.