Sun Microsystems Sun Fire V440 Diagnostics And Troubleshooting Manual page 135

4. Look for system core dump files in your savecore directory.
The files are named unix.y and vmcore.y, where y is the integer dump number.
There should also be a bounds file that contains the next crash number savecore
will use.
If a core dump is not generated, perform the procedure described in "How to Enable
the Core Dump Process" on page 113.
Chapter 6 Troubleshooting Options 117