ZyXEL Communications nwa series - Application Watchdog

Chapter 26 Watchdog Timer
NWA/WAC Series CLI Reference Guide
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26.3 Application Watchdog
The application watchdog has the system restart a process that fails. These are the app-watchdog
commands.Use the
configure terminal command to enter the configuration mode to be able to
use these commands.
26.3.1 Application Watchdog Commands Example
The following example displays the application watchdog configuration and lists the processes that
the application watchdog is monitoring.
Table 84 app-watchdog Commands
COMMAND DESCRIPTION
[no] app-watch-dog activate Turns the application watchdog timer on or off.
[no] app-watch-dog console-
print {always|once}
Display debug messages on the console (every time they occur or once). The no
command changes the setting back to the default.
[no] app-watch-dog interval
<5..60>
Sets how frequently (in seconds) the NWA/WAC checks the system processes. The
no command changes the setting back to the default.
[no] app-watch-dog retry-count
<1..5>
Set how many times the NWA/WAC is to re-check a process before considering it
failed. The no command changes the setting back to the default.
[no] app-watch-dog alert Has the NWA/WAC send an alert the user when the system is out of memory or disk
space.
[no] app-watch-dog disk-
threshold min <1..100> max
<1..100>
Sets the percentage thresholds for sending a disk usage alert. The NWA/WAC starts
sending alerts when disk usage exceeds the maximum (the second threshold you
enter). The NWA/WAC stops sending alerts when the disk usage drops back below
the minimum threshold (the first threshold you enter). The no command changes the
setting back to the default.
[no] app-watch-dog mem-
threshold min threshold_min
max threshold_max
Sets the percentage thresholds for sending a memory usage alert. The NWA/WAC
starts sending alerts when memory usage exceeds the maximum (the second
threshold you enter). The NWA/WAC stops sending alerts when the memory usage
drops back below the minimum threshold (the first threshold you enter). The no
command changes the setting back to the default.
show app-watch-dog config Displays the application watchdog timer settings.
show app-watch-dog monitor-
list
Display the list of applications that the application watchdog is monitoring.
Router(config)# show app-watch-dog monitor-list
#app_name min_process_count max_process_count(negative integer means
unlimited)
uamd 1 -1
policyd 1 -1
classify 1 -1
resd 1 -1
zyshd_wd 1 -1
zylogd 1 -1
syslog-ng 1 -1
zylogger 1 -1
ddns_had 1 -1
wdtd 1 -1
link_updown 1 -1
fauthd 1 -1
signal_wrapper 1 -1
capwap_srv 1 1
capwap_client 1 -1
Router(config)#