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Updated description.

This commit is contained in:
Louwrentius 2009-03-09 20:46:46 +00:00
parent fea42b62bc
commit a2eab3a152
1 changed files with 18 additions and 7 deletions
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branches/distributed-ppss/ppss.sh
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@ -89,8 +89,8 @@ showusage () {
echo "$SCRIPT_NAME"
echo "Version: $SCRIPT_VERSION"
echo
echo "PPSS is a Bash shell script that processes a list of items, such as files in a"
echo "directory, in parallel."
echo "PPSS is a Bash shell script that executes commands in parallel on a set "
echo "of items, such as files, or lines in a file."
echo
echo "Usage: $0 MODE [ options ]"
echo " or "
@ -100,11 +100,14 @@ showusage () {
echo
echo " standalone For execution of PPSS on a single host."
echo " node For execution of PPSS on a node, that is part of a 'cluster'."
echo " server Starting PPSS on nodes."
echo " config Generate a config file based on the supplied option parameters."
echo " deploy Deploy PPSS and related files on the specified nodes."
echo " erase Erase PPSS and related files from the specified nodes."
echo
echo " start Starting PPSS on nodes."
echo " pause Pausing PPSS on all nodes."
echo " stop Stopping PPSS on all nodes."
echo
echo "Options are:"
echo
echo -e "--command | -c Command to execute. Syntax: '<command> ' including the single quotes."
@ -160,7 +163,15 @@ showusage () {
echo
echo -e "Example: encoding some wav files to mp3 using lame:"
echo
echo -e "$0 -c 'lame ' -d /path/to/wavfiles -l logfile -j (wach out for the space in -c)"
echo -e "$0 standalone -c 'lame ' -d /path/to/wavfiles -j "
echo
echo -e "Running PPSS based on a configuration file."
echo
echo -e "$0 node -C config.cfg"
echo
echo -e "Running PPSS on a client as part of a cluster."
echo
echo -e "$0 node -d /somedir -c 'cp "$ITEM" /some/destination' -s 10.0.0.50 -u ppss -t -k ppss-key.key"
echo
}
@ -1179,12 +1190,12 @@ show_status () {
main () {
is_running
log DEBUG "---------------- START ---------------------"
log INFO "$SCRIPT_NAME version $SCRIPT_VERSION"
log INFO `hostname`
case $MODE in
node|standalone )
log DEBUG "---------------- START ---------------------"
log INFO "$SCRIPT_NAME version $SCRIPT_VERSION"
log INFO `hostname`
init_vars
test_server
get_all_items