You can configure to restart Rewriter proxy whenever the proxy is killed accidentally. You can schedule a watchdog process to monitor and restart it if this happens.
You can also restart a Rewriter proxy manually.
See To Restart a Rewriter Proxy.
You can configure the time interval at which the watchdog monitors the status of the Rewriter proxy. This time interval is set to 60 seconds by default. To to change the time interval, add the following line in the crontab file:
0-59 * * * * rewriter-proxy-install-root/bin/checkgw /var/opt/SUNWportal/.gw 5 > /dev/null 2>&1
To start or to stop the watchdog, run the command;./psadmin sra-watchdog -u amadmin -f <password-file> -t <type> on|off.