Veritas Volume Manager 4.1 Administrator's Guide (HP-UX 11i v3, February 2007)

Appendix A, Commands Summary 435
vxsnap [-g diskgroup] make \
source=volume/newvol=snapvol\
[/nmirror=number]
Takes a full-sized instant snapshot of a
volume by breaking off plexes of the
original volume. See “Creating Instant
Snapshots” on page 275.
Example:
# vxsnap -g mydg make \
source=myvol/newvol=mysnpvol\
/nmiror=2
vxsnap [-g diskgroup] make \
source=volume/snapvol=snapvol
Takes a full-sized instant snapshot of a
volume using a prepared empty volume.
See “Creating a Volume for Use as a
Full-Sized Instant Snapshot” on page 293
and “Creating Instant Snapshots” on
page 275.
Example:
# vxsnap -g mydg make \
source=myvol/snapvol=snpvol
vxmake [-g diskgroup] cache \
cache_object cachevolname=volume \
[regionsize=size]
Creates a cache object for use by
space-optimized instant snapshots. See
“Creating a Shared Cache Object” on
page 294. A cache volume must have
already been created, as shown in this
example:
# vxassist -g mydg make cvol 1g \
layout=mirror init=active \
mydg16 mydg17
# vxmake -g mydg cache cobj \
cachevolname=cvol
vxsnap [-g diskgroup] make \
source=volume/newvol=snapvol\
/cache=cache_object
Takes a space-optimized instant snapshot of
a volume. See “Creating Instant Snapshots”
on page 275.
Example:
# vxsnap -g mydg make \
source=myvol/newvol=mysosvol\
/cache=cobj
Administering Volumes
Command Description