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HP B6960-90078 User Manual

Page 735

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Further Information

Backing Up and Restoring UNIX Specifics

Appendix A

A-5

# snapping the same FS will cause the Pre-exec script to

fail and

# a DA to abort

#

# 2) an attempt to mount an already mounted snapshot FS,

# snapping some other FS will cause a warning to be

generated,

# script to fail and a DA to abort

#

# 3) a synchronization with the Post-exec script should

be also

# provided because the snapshot FS must not be unmounted

while

# there is other DA reading from the FS.

#

SNAPPED_FS=$1

SNAPSHOT_FS=$2

MOUNT_POINT=$3

mount -F vxfs -e -o snapof=$SNAPPED_FS $SNAPSHOT_FS

$MOUNT_POINT

#

# end SnapMount.sh

#

The template below can be used to unmount a VxFS system.

Example A-2

Post- exec Script Template

# SnapUnmount.sh

#

# Unmounting snapshot filesystem (Post-exec shell

script)

#

# Script requires 1 parameter:

# - a mount point directory of the snapshot FS

# or