External links:

• HowTo from bonsai.com
• Red Hat knowledgebase article

Enable coredumps

In /ect/sysconfig/cluster add the follwing lines:

    # enable coredumps globally
    ulimit -c unlimited
    # set the softlinit for daemons - see /etc/init.d/functions
    DAEMON_COREFILE_LIMIT=unlimited

Setting coredump location:

In /etc/sysctl.conf add the following lines:

    #set core dump location
    kernel.core_pattern=/var/crash/core

aktivate new settings:

    #> sysctl -p

Testing coredumps:

To test the cordumps, send the QUIT signal to the process:

    #>/etc/init.d# ps ax | grep clurgmgrd | head -1
    # 19894 ?        S<s    0:00 clurgmgrd 
    #> /etc/init.d# kill -QUIT 19894

coredump file:

    #>ls -l /cluster/cdsl/1/var/crash/
    total 408
    -rw-------  1 root    root    32157696 Apr 17 08:39     core.19894
    drwxr-xr-x  2 netdump netdump     3864 Jul  5  2006 scripts