[ha-clusters-discuss] Panic after installing cluster

Tomas Dzik tomas.dzik at sun.com
Wed Jun 18 04:30:15 PDT 2008


Hi Abhilash,
try to look at 
man dumpadm
and setup your dump device. By default it is your swap device, (Do you have swap configured ?) but it could be any other big-enough slice or zfs volume.
What happens is, that in case of crash Solaris writes all the kernel memory to the swap device (by default, you can change the config using dumpadm -c -d)  and after reboot, Solaris detects, that there is a crash on swap device and copies it's content into file in Savecore directory. The filenames will be named unix.{number} and vmcore.{number}. 
After that, it is possible to analyze that crash dumps using mdb {number}.

Tomas D.
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