Hi I have created a script which will pack zodb. here is the code:

#pack zodb with repozo.py

### CONFIGURATION START ##########
ZOPE_HOME=/home/tareq/Plone-3.1/zeocluster/parts/zope2 # this is the zope home find your zope home #from zmi control panel
PYTHONPATH=$ZOPE_HOME/lib/python # this is the python path that the zope is using
PATH_TO_REPOZOPY=/home/tareq/Plone-3.1/zeocluster/bin/repozo.py # find the repozo.py to find in #terminal type: locate repozo.py
BACKUP_DIRECTORY=/home/tareq/plone/Learning # where you want to keep the backup of data.fs file
PATH_TO_DATAFS_FILE=/home/tareq/Plone-3.1/zeocluster/var/filestorage/Data.fs #this is the path of zodb #database Data.fs

################### N-O N-E-E-D T-O E-D-I-T A-F-T-E-R T-H-I-S L-I-N-E ##############################
export PYTHONPATH #this is needed to be done else repozo.py cant find path

COMMAND_DB_BACKUP="$PATH_TO_REPOZOPY -BvQ -r $BACKUP_DIRECTORY -f... ... read more >>> tareqalam.wordpress.com