Veritas Storage Foundation 5.0 for Oracle RAC Configuration Guide Extracts for HP Serviceguard Storage Management Suite, Second Edition, May 2008

Using FlashSnap for Backup and Recovery
Preparing Hosts and Storage for Database FlashSnap
Chapter 5
81
# vxplex -g PRODdg -o dcoplex=data_vol_dcl-02 \convert
state=SNAPDONE data_vol-04
# vxprint -g PRODdg
pl data_vol-03 -DISABLED4194304-- - -
sd PRODdg02-01 data_vol-03ENABLED41943040- - -
v data_vol fsgenENABLED4194304-ACTIVE - -
pl data_vol-01 data_volENABLED4194304-ACTIVE - -
sd PRODdg01-01 data_vol-01ENABLED41943040- - -
pl data_vol-04 data_volENABLED4194304-SNAPDONE - -
sd PRODdg02-03 data_vol-04ENABLED41943040- - -
dc data_vol_dco data_vol---- - -
v data_vol_dcl genENABLED560-ACTIVE - -
pl data_vol_dcl-01 data_vol_dclENABLED560-ACTIVE - -
sd PRODdg01-02 data_vol_dcl-01ENABLED5600- - -
pl data_vol_dcl-02 data_vol_dclDISABLED560-DCOSNP -
-
sd PRODdg02-02 data_vol_dcl-02ENABLED5600- - -
Scenario 2
In this scenario, there are fewer DCO plexes than data plexes.
# vxprint -g PRODdg
pl data_vol-03 -DISABLED4194304-- - -
sd PRODdg02-01 data_vol-03ENABLED41943040- - -
v data_vol fsgenENABLED4194304-ACTIVE - -
pl data_vol-01 data_volENABLED4194304-ACTIVE - -
sd PRODdg01-01 data_vol-01ENABLED41943040- - -
pl data_vol-04 data_volENABLED4194304-ACTIVE - -
sd PRODdg02-03 data_vol-04ENABLED41943040- - -
dc data_vol_dco data_vol---- - -
v data_vol_dcl genENABLED560-ACTIVE - -
pl data_vol_dcl-01 data_vol_dclENABLED560-ACTIVE - -
sd PRODdg01-02 data_vol_dcl-01ENABLED5600- - -
a. Add a DCO plex to the DCO volume using the vxassist mirror command.