Spacewalk not responding - "Starting tomcat6: Error code 4"
In case you see “Starting tomcat6: Error code 4”, make sure you have some free space on the file system…
Comments:
You can actually get this error any time even you have plenty of free space, following helps all the time rm /var/lock/subsys/tomcat6 rm /var/run/tomcat6.pid service tomcat6 start