Runs PhantomJs in background

runPhantomjs.sh

#!/bin/bash

echo "Running PhantomJs..."

LOGFILE=/tmp/phantomjs.log

exec 6>&1           # Link file descriptor #6 with stdout.
exec > $LOGFILE     # stdout replaced with file "logfile.txt".

# ----------------------------------------------------------- #
# All output from commands in this block sent to file $LOGFILE.

/usr/local/bin/phantomjs --webdriver=4444 &

# ----------------------------------------------------------- #

exec 1>&6 6>&-      # Restore stdout and close file descriptor #6.

exit 0

U can use:

nohup /usr/local/bin/phantomjs --webdriver=4444 2>/dev/null &