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chiefgenius n00b
Joined: 28 Jan 2004 Posts: 11
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Posted: Wed Jan 28, 2004 9:21 pm Post subject: corruption on boot? |
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ok, so ive been trying to install gentoo about 5 times now, and i thought i finally got to doing it right. Im running a plain old x86 version and I used the gs-sources kernel and the live cds with GRP and i used genkernel. so everything was going ok, and then, when i got to the step right before rebooting, i did
umount /mnt/gentoo/boot /mnt/gentoo/proc /mnt/gentoo/
and it says that they dont exist. and since ive installed it 4 others times to this point, and its never said this to me before, i know that has to be a problem. i dont understand why it would do that. any, so i reboot, and interestingly enough, it finally works for the first time. I used grub, but the splash screen doesnt show, and it automatically starts booting. as its booting, the screen is all corrupt, but after going through a few things and saying ok to them, it eventually corrects itself. then, it cant bring up eth0, even though the livecd could. so then i figure, well, maybe ill try installing the packages form the second cd, so i do
mount /mnt/cdrom
but it says mount point does not exist.
i followed everything in the handbook to the t, this was honestly the 5th time going through it, every other time its failed to boot. is there away to salvage this install? or should i start over. i dont know what happened that it said it cant unmount those directories. if theres other information you need to help, im quite fimiliar now with each part, and i can tell you exactly what i used.
ok, thanks for any help |
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NeddySeagoon Administrator
Joined: 05 Jul 2003 Posts: 54300 Location: 56N 3W
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Posted: Wed Jan 28, 2004 9:30 pm Post subject: |
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chiefgenius,
Quote: | umount /mnt/gentoo/boot /mnt/gentoo/proc /mnt/gentoo/ | will fail if you forget to type to leave the chroot enviroment before you issue this command.
Starting at the very top level, /mnt/gentoo is where you gentoo filestem is mounted while its in the making. The chroot command changes /mnt/gentoo into / (the root of the filesystem tree).
Providing your luck is in and rebooting with the filesystems are still mounted, no harm done.
Fix the breakages before you go any further. I need the error messages to help there. Fixing eth0 will be easy. _________________ Regards,
NeddySeagoon
Computer users fall into two groups:-
those that do backups
those that have never had a hard drive fail. |
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Oyarsa n00b
Joined: 01 Jul 2002 Posts: 73 Location: Mars
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Posted: Wed Jan 28, 2004 9:38 pm Post subject: |
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Quote: | to the step right before rebooting, i did
umount /mnt/gentoo/boot /mnt/gentoo/proc /mnt/gentoo/
and it says that they dont exist. and since ive installed it 4 others times to this point, and |
exit
cd ~
umount /mnt/gentoo/proc
umount /mnt/gentoo/boot
umount /mnt/gentoo
shutdown -r now
Quote: | mount /mnt/cdrom
but it says mount point does not exist.
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Make sure your cdrom is setup in /etc/fstab. _________________ Dew knot trussed yore spell chequer two fined awl ewer miss steaks. |
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chiefgenius n00b
Joined: 28 Jan 2004 Posts: 11
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Posted: Wed Jan 28, 2004 10:12 pm Post subject: |
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ah yes, i forgot to type exit. dang, guess thats what happens when you do the same thing over and over again and think you remember it.
ok, so i dont really understand how i should fix it.
when i reboot, it takes me to the login screen.
the errors for eth0 while starting up are:
SIOCSIIADDR No such device
eth0: unknown interface no such device
SIOCSIFBRADDR No such device
eth0: unknown interface no such device
SCIOCSIFNETMASK
failed to bring up eth0
netsetup not started
ok, so at the login screen, i still try to mount the cdrom, but nothing happens
i login as my user
then i do su -
and i say
/mnt/cdrom
and it says
mount: mount point /mnt/cdrom does not exist
so is there anything i can do? or should i go give it another go |
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chiefgenius n00b
Joined: 28 Jan 2004 Posts: 11
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Posted: Wed Jan 28, 2004 10:23 pm Post subject: |
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the only thing i could think of to try was to boot with the cd again, then try the exit, but that doesnt work, so i dont know what to do, think its a lost cause and i have to reinstall it? |
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Oyarsa n00b
Joined: 01 Jul 2002 Posts: 73 Location: Mars
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Posted: Wed Jan 28, 2004 10:43 pm Post subject: |
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Are you typing something like:
Code: | mount /dev/cdrom /mnt/cdrom |
_________________ Dew knot trussed yore spell chequer two fined awl ewer miss steaks. |
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NeddySeagoon Administrator
Joined: 05 Jul 2003 Posts: 54300 Location: 56N 3W
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Posted: Wed Jan 28, 2004 10:51 pm Post subject: |
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chiefgenius,
Your partitions, filesystems and everything except your kerenl is probably OK.
Heres how to recover.
Boot from the liveCD, skip the bit about partitioning and makinging filesystems.
Mount your filesystems on /mnt/gentoo, just like install time then follow the instructions for getting into the chroot environment.
When you have goy this far, you are running your gentoo system on the liveCD kernel. you have to fix the kerenl to make the system stand alone.
If your system comes up without booting from the liveCD, check if /mnt/cdrom actually exists. if not will fix it. _________________ Regards,
NeddySeagoon
Computer users fall into two groups:-
those that do backups
those that have never had a hard drive fail. |
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chiefgenius n00b
Joined: 28 Jan 2004 Posts: 11
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Posted: Wed Jan 28, 2004 11:36 pm Post subject: |
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ok, i dont understand what you mean by fixing my kernel.
are you saying i:
do mount /dev/hda3 /mnt/gentoo
mkdir /mnt/gentoo/boot
mount /dev/hda1 /mnt/gentoo/boot
and so on for proc
then skip the installing gentoo installation files
and go to chrooting, and do everything again from there? |
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chiefgenius n00b
Joined: 28 Jan 2004 Posts: 11
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Posted: Thu Jan 29, 2004 12:02 am Post subject: |
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ok, well, i did what you said, i mounted the file systems, then i chrooted into them, then i created the /mnt/cdrom, and now the cdrom works fine. The sytem boots fine, except for two things. i used grub, and before, when i installed it other times, it would bring up a splashscreen and let me choose to boot into gentoo. now, it doesnt come up, it just waits with a little blinking _ . and then, i hit enter, and it starts booting, however, all the text is corrupt, and i cant see anything, but eventually that fixes itself. so i guess unless that is from a serious problem or indicates a serious problem i dont care. but the other problem is that it says my eth0 device does not exist. where can i go to configure it? and is there a reason why it didnt get transferred or detected correctly? could it have been using the GRP version of genkernel? ok, again, tahnks for any help |
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NeddySeagoon Administrator
Joined: 05 Jul 2003 Posts: 54300 Location: 56N 3W
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Posted: Fri Jan 30, 2004 3:47 pm Post subject: |
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chiefgenius,
Your missing splash screen is probably something to do with your grub set up and the content of /boot.
Boot from the hard drive then do
Code: | mount /boot
ls -al /boot |
and post the listing.
Now do
Code: | less /boot/grub/grub.conf |
and post the content of your grub.conf.
When all is well you get the grub menu over your splash screen at startup.
Your eth0 device not exisiting is probably because you have not built the driver for the kernel or not loaded it. You haven't said which network card you have or which module the LiveCD uses for your network card.
If you have lspci, then will tell you what your card is,
Otherwise boot the liveCD and have a look at the module list with lsmod.
Try modprobe <module_name> when you know the name of the module.
You will have to add it to /etc/modules.autoload when you know it.
If the right module is not built (or included in the kernel), you will need to reconfigure your kernel and rebuild it.
If you can't work out which is you network module post the output of lsmod after booting with the liveCD. _________________ Regards,
NeddySeagoon
Computer users fall into two groups:-
those that do backups
those that have never had a hard drive fail. |
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