Hello, I'm trying to configure nagios to include the disk full percentage in the subject line of the email notification. For example. Subject: [Nagios] CRITICAL 99% Full on Server1 My commands currently look something like this for checking disk space. Anyone have any suggestions for me? -JJ ================================================================= Check Disk Commands: define command{ command_name check_local_disk command_line $USER1$/check_disk -w $ARG1$ -c $ARG2$ -p $ARG3$ } define command{ command_name check_remote_disk command_line $USER1$/check_nrpe -H $HOSTADDRESS$ -c check_remote_disk } Email Commands: # 'host-notify-by-email' command definition define command{ command_name host-notify-by-email command_line /usr/bin/printf "Subject: [Nagios] $SERVICESTATE$: $SERVICEDESC$ $HOSTNAME$\nFrom: nagios@$HOSTNAME$.<a href="http://mascorp.com">mascorp.com</a>\n\n ***** Nagios *****\n\nNotification Type: $NOTIFICATIONTYPE$\nHost: $HOSTNAME$\nState: $HOSTSTATE$\nAddress: $HOSTADDRESS$\nInfo: $HOSTOUTPUT$\n\nDate/Time: $LONGDATETIME$\n" | /usr/sbin/exim "Host $HOSTSTATE$ alert for $HOSTNAME$!" $CONTACTEMAIL$ } Service: define service{ use local-service ; Name of service template to use use generic-service ; Name of service template hostgroup_name servers service_description DISK SPACE is_volatile 0 check_period 24x7 max_check_attempts 3 normal_check_interval 3 retry_check_interval 1 contact_groups admins notification_interval 1440 notification_period 24x7 notification_options w,u,c,r check_command check_nrpe!check_remote_disk!4%!2%! }