How to upgrade PowerHA v6 to v7.

How to Upgrade PowerHA v6 to v7.

- Make sure rsct.basic.rte is 3.1.4.0
- Make sure updated above AIX6.1 - TL08-02 patch files.

- Make snapshots on both nodes.
- Bring cluster down.
- Install software_lastest; bos.ahafs, bos.cluster.* from aix6.1 dvd.
- /usr/sbin/clmigcheck.                                         ### choose 1 and 3.
- rmcluster -r hdiskpowerX (unnecessary disk)   #clean up the old disk.
- varyoffvg/exportvg caavg_private                     #clean up the old config.
                    
- Remove HA v6 software cluster.* on both nodes. (reboot)
- Install HA v7 software to the both nodes except glvm and pprc.
- Install HA v7 lastest patches. (reboot)


- odmget HACMPsircol
- mkdir /etc/cluster
- put both cluster ip addresses to rhosts file.

- Install following files from base CD. and TL08 patches.
    bos.ahafs 6.1.6.0                # base
    bos.ahafs 6.1.8.0                # patch
    bos.clcluster.rte 6.1.6.0        # base
    bos.clcluster.rte 6.1.8.0        # patch
    bos.cluster.solidid 6.1.6.0      # base

- /usr/es/sbin/cluster/conversion/clconvert_snapshot  -v 6.1 -s snapshot_name

- Start the cluster daemon ;
  - put host ip addresses to the /etc/cluster/rhosts
  - startsrc -s clcomd       # both nodes.
  - startsrc -s clstrmgrES # both nodes.
  
- smitty sysmirror
  - snapshot configuration
  - restore the cluster configuration from the previous snapshot.
  *** if fails, run twice.

#Do following only if the cldare fails.
##odmget HaCMPsircol
##dd if=/dev/null of=/dev/hdiskpowerX bs=1024 count=2048
##rmcluster -r hdiskpowerX
##clusterconf -fu
##/usr/sbin/clmigcheck
lsattr -El cluster0
clusterconf -r hdiskpowerX -v

- cl_rsh  njdcrac1 date

- Sync the cluster.
- startsrc -s clstrmgrES

EOF

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