VxVM DG Disabled

During a recent SAN maintenance, we ran into an issue on a few hosts that
were unfortunately single pathed to the SAN and lost connectivity to it.
The SAN-presented disk devices were under Veritas Volume Manager (VxVM)
control which started to present I/O errors as a result and displayed

Replacing VxVM with SVM for the rootdisk

The purpose of this post is to illustrate how to replace Veritas Volume
Manager (VxVM) with Sun Volume Manager (SVM) for control of the root disk
while leaving application volumes under VxVM control.  I had originally
tested this against Solaris 9 sparc running VxVM 4.0, though have updated

Reassociating a Failed Disk in Veritas

Recently we had a situation wherein Vertias Volume Manager (VxVM)
marked a disk as 'failed' while additionally presenting the disk
available for use though unconfigured.  The weird part was that VxVM
continued to allow use of the volume until the volume was stopped.