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Re: Serviceguard configuration with VxVM diskgroups

 
Bachur
Occasional Advisor

Serviceguard configuration with VxVM diskgroups

Hi,

I am planning to configure Serviceguard to incorporate VxVM volumes and LVM volumes.

How can I incorporate VxVM diskgroups into my cluster configuration file? Let me know if it is possible.

Also let me know whether it is possible with LVM volumes.

Regards,
Bachur
5 REPLIES 5
melvyn burnard
Honored Contributor

Re: Serviceguard configuration with VxVM diskgroups

You can use both VxVM Disk Groups and LVM Volume Groups in your cluster.
If you set up a cluster that requires a cluster lock disk, this MUST be part of an LVM VG.
All documented in the Managing Serviceguard manuals available at:
http://docs.hp.com/en/ha
My house is the bank's, my money the wife's, But my opinions belong to me, not HP!
Steven E. Protter
Exalted Contributor

Re: Serviceguard configuration with VxVM diskgroups

Shalom Bachur,

Its fully supported.

If you look at a cluster and package configuration file, you will see comments in the code that shows how to use VxVM.

You need to have a basic understanding of VxVM before you start.

SEP
Steven E Protter
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Stephen Doud
Honored Contributor

Re: Serviceguard configuration with VxVM diskgroups

Only LVM volume groups are listed in the cluster configuration file because only LVM VGs will be labeled with the cluster ID and exclusive activation mode flag when cmapplyconf is performed.
VxVM disk groups are registered in the package control script (#VXVM_DG[0]="") as are LVM volume groups (#VG[0]="")

Use the
#LV[0]=""; FS[0]=""; FS_MOUNT_OPT[0]=""; FS_UMOUNT_OPT[0]=""; FS_FSCK_OPT[0]=""
parameters in the package control script to list both DG and VG volumes and mount directories.
Albert_31
Trusted Contributor

Re: Serviceguard configuration with VxVM diskgroups

all you have to ensure is that your cluster lock vg is LVM :)
Darrel Louis
Honored Contributor

Re: Serviceguard configuration with VxVM diskgroups

Bachur,

In the following document you will find usefull information:
http://docs.hp.com/en/B3936-90079/B3936-90079.pdf

Goodluck

Darrel