Linux下mongodb服务监视脚本怎么写

/usr/local/mongodb/bin/mongod --dbpath=/usr/local/mongodb/data/ --logpath=/data/mongodb.log --logappend &

nohup /usr/local/mongodb/bin/mongod --dbpath=/usr/local/mongodb/data/ --logpath=/data/mongodb.log --logappend >/dev/null 2>&1 &

#!/bin/sh
#
#mongod - startup script for mongod
#
# chkconfig: - 85 15
# description: mongodb database.
# processname: mongod
# source function library
 
. /etc/rc.d/init.d/functions
# things from mongod.conf get there by mongod reading it
# options
options=" --dbpath=/home/data/mongodb/ --logpath=/home/data/mongodb/mongodb.log --logappend &"
#mongod
mongod="/usr/local/mongodb/bin/mongod"
lockfile=/var/lock/subsys/mongod
start()
{
 echo -n $"starting mongod: "
 daemon $mongod $options
 retval=$?
 echo
 [ $retval -eq 0 ] && touch $lockfile
}
 
stop()
{
 echo -n $"stopping mongod: "
 killproc $mongod -quit
 retval=$?
 echo
 [ $retval -eq 0 ] && rm -f $lockfile
}
 
restart () {
    stop
    start
}
ulimit -n 12000
retval=0
 
case "$1" in
 start)
  start
  ;;
 stop)
  stop
  ;;
 restart|reload|force-reload)
  restart
  ;;
 condrestart)
  [ -f $lockfile ] && restart || :
  ;;
 status)
  status $mongod
  retval=$?
  ;;
 *)
  echo "usage: $0 {start|stop|status|restart|reload|force-reload|condrestart}"
  retval=1
esac
exit $retval

service mongodb start|stop|restart
#或
/etc/init.d/mongodb start|stop|restart