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2.2.18aa2 weird problem

DISCUSSION Mike Black 2 participants 2 messages Dec 19, 2000

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Mike Black

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I've got three machines -- two are identical motherboards. I've been using the same kernel binary on all three machines for over a year thru all the upgrades since 2.2.15 (16, 17, and now 18aa2).

Now that I've compiled 2.2.18aa2 it only works on two of the machines. Both of these use RAID1/IDE for boot drives. The machine that doesn't work uses a boot floppy as the root drive is RAID5.

When the "bad" machine boots a "df" that has been inserted in rc.inet2 shows the correct root drive having been mounted. But, it seems as though the system cannot see most of the RAID5 mount. Booting complains about /etc/mtab~ not being a directory, /lib/modules/2.2.18aa2 not existing (even though it IS there), and several other files missing. Executable binaries seem to work though (i.e. all daemons try to start up).

The end results is that I can't login to the console (typing doesn't even echo any characters). So, I'm somewhat restricted on what I can debug. Remote telnet doesn't work either. Can't reboot either, have to alt-sysrq-U and hit the reset key.

Rebooting this machine to 2.2.17-RAID works just fine

Might there be a problem with RAID5 as root?

________________________________________
Michael D. Black Principal Engineer
[email protected] 321-676-2923,x203
http://www.csihq.com Computer Science Innovations
http://www.csihq.com/~mike My home page FAX 321-676-2355

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Quoted 1 line · Mike Black

Rebooting this machine to 2.2.17-RAID works just fine

Which RAID patch are you using against 2.2.17 exactly? Also make sure you're using exactly the same kernel configuration of 2.2.17-RAID.

Quoted 1 line

Might there be a problem with RAID5 as root?

Might be possible, I've not tested RAID5 as root (though I tested raid5 in non-root mountpoints). OTOH you said it mounted things correctly and it somehow booted, so I'm not sure what's going wrong... Just make sure it's really a kernel issue ;).

Andrea
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