[indiana-discuss] 2009.06 - Reboot after copyright text
Haik Aftandilian
haik.aftandilian at sun.com
Tue Feb 17 12:11:47 PST 2009
> You can add "-v" option to the kernel command line in
> the grub to get
> more information.
> You may add "-kd" as well to activate kmdb to see
> more details.
Booting with -kd will cause kmdb to load (due to the -k), but the -d will cause kmdb to load and then stop Solaris in the debugger early on in the boot. This is useful if you want to modify kernel data structures or variables early in the boot sequence. In this case, hit ":c" to leave kmdb and continue to boot with kmdb still loaded.
You want kmdb loaded so that if a kernel panic occurs during the boot, the OS will stop in the debugger.
-v turns on verbose messages during boot.
So I would just add -v and -k for now.
Using -kd might be a useful test to see if the kernel even boots far enough to load kmdb.
Haik
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