[SUMMARY] moving metavolumes to larger drives

From: Paveza, Gary (gary.paveza@aig.com)
Date: Mon Jun 26 2006 - 07:25:20 EDT


Here's what I ended up doing:

        - insert new 146GB disk into server (c0t3d0)
        - create device files (devfsadm -c disk)
        - format disk for one large partition
        - metainit the disk to be d102
        - metattach d100 d102
        - allow sync
        - metadetach d100 d101 (d101 is c0t2d0 a 69GB disk)
        - metaclear d101
        - Pull the disk that was d101 (c0t2d0) from the server
        - Cleanup old device drives (devfsadm -C -c disk) to remove
the old c0t2d0 device drivers
        - Put a new 146GB disk into server at c0t2d0
        - Create devices (devfsadm -c disk)
        - Format disk for one large partition
        - Metainit disk to be d101
        - Attach d101 as a submirror for d100
        - allow sync
        - metattach d100

The last step changed metadevice d100 from a 69GB to a 146GB device.

Thanks to Florian Laws, James Ray and Rob McMahon for this assistance.

                -----Original Message-----
                From: Paveza, Gary
                Sent: Friday, June 23, 2006 1:52 PM
                To: 'sunmanagers@sunmanagers.org'
                Subject: moving metavolumes to larger drives

                Has anyone migrated filesystems from one disk to another
(higher capacity) using Solaris volume manager?

                I have the following setup:

                Solaris 9
                A 69GB disk which has been partitioned into one large
partition and put under Solaris Volume Manager (d101)

                A one-way mirror has been created from d101 (metainit d100
-m d101).

                Soft partitions have been created on d100

                I would like to migrate this to a pair of 146GB disks.

                I think I can do the following:

- insert new 146GB disk into server (c0t3d0)
- create device files (devfsadm -c disk)
- format disk for one large partition
- metainit the disk to be d102
- metattach d100 d102
- allow sync
- metadetach d100 d101 (d101 is c0t2d0 a 69GB disk)
- metaclear d101
- Pull the disk that was d101 (c0t2d0) from the server
- Cleanup old device drives (devfsadm -C -c disk) to remove the old
c0t2d0 device drivers
- Put a new 146GB disk into server at c0t2d0
- Create devices (devfsadm -c disk)
- Format disk for one large partition
- Metainit disk to be d101
- Attach d101 as a submirror for d100
-

                ---------------------------------------------------------
                Gary Paveza, Jr.
                Senior Systems Administrator - HP CSE, SCSA
                (302) 252-4831 - phone
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