VERITAS Storage Foundation 4.1 Intelligent Storage Provisioning Administrator's Guide

Adding or Removing Columns
188 VERITAS Storage Foundation ISP Administrator’s Guide
Remove a mirror from a volume:
# vxvoladm -g exdg remove mirror vol1
Remove the plex p1 from the volume v1:
# vxvoladm -g exdg remove mirror vol1 plexnames=p1
Adding or Removing Columns
Add a column to a volume, and grow the volume while doing this:
# vxvoladm -g exdg add column vol1 layout=grow
Add 4 columns to a volume, and grow the volume while doing this:
# vxvoladm -g exdg add column vol1 ncols=4 layout=grow
Add a column, but do not grow the volume:
# vxvoladm -g exdg add column vol1 layout=nogrow
Remove a column, and shrink the volume while doing this:
# vxvoladm -g exdg remove column vol1 layout=shrink
Remove a column, but do not shrink the volume:
# vxvoladm -g exdg remove column vol1 layout=noshrink
Adding or Removing Logs
Add a DCO log to a volume:
# vxvoladm -g exdg add log vol1 logtype=dco
Add a DCO log to volume vol1, and make the new log like the existing log p1:
# vxvoladm -g exdg add log vol1 lognames=p1 logtype=dco
Remove a RAID-5 log from a volume:
# vxvoladm -g exdg remove log vol1 logtype=raid5
Remove the RAID-5 log named p1 from a volume:
# vxvoladm -g exdg remove log vol1 lognames=p1 logtype=raid5
Evacuating Data from a Volume
Evacuate subdisk sd01 from the volume vol1: