Forum Discussion
Hi Frankgfan,
Thank you for your update. Yes we are migrating storage by using mirroring only but here in VVR diskgroup, i am not sure about command syntax to be used to mirror volume which have DCM log seems to be mirror over 2 disks & I hope mirroring is fine for SRL volume as well to migrate storage. Sorry I am new to VVR.
Could you please assist me here. Below op for reference.
[root oradev0101d]# vxprint -htqg db-oradev-dcdr-vvr01-dg
dg db-oradev-dcdr-vvr01-dg default default 30250 1542272965.495.glb00hh0101d
dm db-oradev-dcdr-vvr01-dg01 san_vc0_00018a auto 65536 3302948560 -
dm db-oradev-dcdr-vvr01-dg02 san_vc0_00018b auto 65536 3302948560 -
rv db-oradev-dcdr-vvr01-dg_rvg 1 ENABLED ACTIVE secondary 2 db-oradev-dcdr-vvr01-dg_SRL
rl rl_hhoe01_db-oradev-vvr01-dg db-oradev-dcdr-vvr01-dg_rvg CONNECT ACTIVE 10.70.50.21 db-oradev-dcdr-vvr01-dg rl_oehh01_db-oradev-vvr01-dg
v db-oradev-dcdr-ora_ogg1-vol db-oradev-dcdr-vvr01-dg_rvg ENABLED ACTIVE 1048576000 SELECT - fsgen
pl db-oradev-dcdr-ora_ogg1-vol-01 db-oradev-dcdr-ora_ogg1-vol ENABLED ACTIVE 1048576000 CONCAT - RW
sd db-oradev-dcdr-vvr01-dg01-01 db-oradev-dcdr-ora_ogg1-vol-01 db-oradev-dcdr-vvr01-dg01 0 1048576000 0 san_vc0_00018a ENA
pl db-oradev-dcdr-ora_ogg1-vol-02 db-oradev-dcdr-ora_ogg1-vol ENABLED ACTIVE LOGONLY CONCAT - RW
sd db-oradev-dcdr-vvr01-dg01-03 db-oradev-dcdr-ora_ogg1-vol-02 db-oradev-dcdr-vvr01-dg01 1258291200 512 LOG san_vc0_00018a ENA
pl db-oradev-dcdr-ora_ogg1-vol-03 db-oradev-dcdr-ora_ogg1-vol ENABLED ACTIVE LOGONLY CONCAT - RW
sd db-oradev-dcdr-vvr01-dg02-02 db-oradev-dcdr-ora_ogg1-vol-03 db-oradev-dcdr-vvr01-dg02 1048576000 512 LOG san_vc0_00018b ENA
v db-oradev-dcdr-me01_shared-vol db-oradev-dcdr-vvr01-dg_rvg ENABLED ACTIVE 209715200 SELECT - fsgen
pl db-oradev-dcdr-me01_shared--01 db-oradev-dcdr-me01_shared-vol ENABLED ACTIVE 209715200 CONCAT - RW
sd db-oradev-dcdr-vvr01-dg01-02 db-oradev-dcdr-me01_shared--01 db-oradev-dcdr-vvr01-dg01 1048576000 209715200 0 san_vc0_00018a ENA
pl db-oradev-dcdr-me01_shared--02 db-oradev-dcdr-me01_shared-vol ENABLED ACTIVE LOGONLY CONCAT - RW
sd db-oradev-dcdr-vvr01-dg01-04 db-oradev-dcdr-me01_shared--02 db-oradev-dcdr-vvr01-dg01 1258291712 512 LOG san_vc0_00018a ENA
pl db-oradev-dcdr-me01_shared--03 db-oradev-dcdr-me01_shared-vol ENABLED ACTIVE LOGONLY CONCAT - RW
sd db-oradev-dcdr-vvr01-dg02-03 db-oradev-dcdr-me01_shared--03 db-oradev-dcdr-vvr01-dg02 1048576512 512 LOG san_vc0_00018b ENA
v db-oradev-dcdr-vvr01-dg_SRL db-oradev-dcdr-vvr01-dg_rvg ENABLED ACTIVE 1048576000 SELECT - SRL
pl db-oradev-dcdr-vvr01-dg_SRL-01 db-oradev-dcdr-vvr01-dg_SRL ENABLED ACTIVE 1048576000 CONCAT - RW
sd db-oradev-dcdr-vvr01-dg02-01 db-oradev-dcdr-vvr01-dg_SRL-01 db-oradev-dcdr-vvr01-dg02 0 1048576000 0 san_vc0_00018b ENA
you should be able to mirror DCM volumes
or
you can disassociate the existing DCM then create a new one (https://sort.veritas.com/public/documents/vis/7.1/windows/productguides/html/sf_admin/ch11s03s05s01.htm)
it is highly recommended to perform these tasks in a maintenance window meaning rlink is up-to-data and all the apps are idle (no active IOs).
- Karan_jadhav5 days agoLevel 3Hi,
Thank you for update. As provided link the mirroring was done through GUI. We dont have that. Could you please help me with command syntax to mirror volume db-oradev-dcdr-ora_ogg1-vol with dco log that will be great help.- frankgfan4 days agoModerator
you can run vxmirror or vxassist or vxdiskadm to mirror the volume.
mirroring a volume is a very simply task. please read the man pages of these commands to know the command syntax.
you can also run vxtask list command to check the data mirroring process.
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