[NBLUG/talk] Need help with booting Linux system
Todd Cary
todd at aristesoftware.com
Thu Mar 17 18:44:59 PDT 2011
Bill -
Though I have run the following command with the results in parts
of this message . Do you think it would be advantageous to run
your suggested rpm command?
Todd
On 3/17/2011 5:44 PM, William Tracy wrote:
> A different possible approach: Supposedly this command
> will forcibly reinstall a package from an rpm file, replacing
> any accidentally deleted files:
>
> rpm -U --force <package.rpm>
>
> I found a forum post that suggests that the "yum-utils" package
> includes a "package-cleanup" command that will do this without
> making you manually track down the rpm files.
>
> YMMV; I'm more of a Debian guy. I happen to have a Red Hat
> system here at work where I can pull up man pages, but I don't
> have root access to test anything out (or install yum-utils).
>
>
> William Tracy
> Work: wtracy at cisco.com <mailto:wtracy at cisco.com>
> Play: afishionado at gmail.com <mailto:afishionado at gmail.com>
> Cell phone: (805) 704-0917
> Internet phone: (707) 206-6441
>
>
> On Thu, Mar 17, 2011 at 12:57 PM, Todd Cary
> <todd at aristesoftware.com <mailto:todd at aristesoftware.com>> wrote:
>
> Scott -
>
> Again thank you for the assistance, and my delays in
> getting back is due to being "in the field" frequently.
>
> I can afford to have the server down for a period of time
> since it is mainly for FTP, testing PHP and displaying
> images for clients.
>
> Do I include the EL in the symbolic link as in
> vmlinuz -> vmlinuz-2.6.9-100.EL
>
> Todd
>
> # grub.conf generated by anaconda
> #
> # Note that you do not have to rerun grub after making
> changes to this file
> # NOTICE: You have a /boot partition. This means that
> # all kernel and initrd paths are relative to
> /boot/, eg.
> # root (hd0,0)
> # kernel /vmlinuz-version ro
> root=/dev/VolGroup00/LogVol00
> # initrd /initrd-version.img
> #boot=/dev/hdc
> default=0
> timeout=5
> splashimage=(hd0,0)/grub/splash.xpm.gz
> hiddenmenu
> title CentOS (2.6.9-100.EL)
> root (hd0,0)
> kernel /vmlinuz-2.6.9-100.EL ro
> root=/dev/VolGroup00/LogVol00 rhgb quiet
> initrd /initrd-2.6.9-100.EL.img
>
> Todd
>
>
> On 3/17/2011 12:01 AM, Scott Doty wrote:
>
> On 03/16/2011 04:58 PM, Todd Cary wrote:
>
> Scott -
>
> Yup...I was not paying attention to the link syntax
> - I do know better :-).
>
> On the advice of others in the Centos forum, I did
> the following:
>
> rpm -Uvh --replacepkgs --replacefiles
> kernel-2.6.9-100.EL.i686.rpm
> redhat-logos-1.1.26-1.centos4.4.noarch.rpm
> grub-0.95-3.8.i386.rpm
>
> So now I have the following in the /boot/ directory:
>
> drwxr-xr-x 5 root root 9216 Mar 9 10:31 .
> drwxr-xr-x 24 root root 4096 Jan 24 08:34 ..
> -rw-r--r-- 1 root root 51676 Feb 17 22:41
> config-2.6.9-100.EL
> drwxr-xr-x 2 root root 1024 Mar 9 10:31 grub
> -rw-r--r-- 1 root root 444812 May 5 2007
> grub-0.95-3.8.i386.rpm
> -rw-r--r-- 1 root root 1343054 Mar 9 10:29
> initrd-2.6.9-100.EL.img
> -rw-r--r-- 1 root root 13409764 Feb 18 06:25
> kernel-2.6.9-100.EL.i686.rpm
> drwx------ 2 root root 12288 Jan 12 2007
> lost+found
> -rw-r--r-- 1 root root 9371 Aug 12 2006 message
> -rw-r--r-- 1 root root 9371 Aug 12 2006
> message.ja
> -rw-r--r-- 1 root root 7919724 Aug 13 2006
> redhat-logos-1.1.26-1.centos4.4.noarch.rpm
> -rw-r--r-- 1 root root 67797 Feb 17 22:41
> symvers-2.6.9-100.EL.gz
> -rw-r--r-- 1 root root 770652 Feb 17 22:41
> System.map-2.6.9-100.EL
> drwx------ 2 root root 9216 Mar 9 10:03
> .Trash-root
> -rw-r--r-- 1 root root 1538264 Feb 17 22:41
> vmlinuz-2.6.9-100.EL
>
> I am not sure of what to have the symbolic link for
> vmlinuz point to; vmlinuz-2.6.9-100???
>
>
> That looks correct. but check grub.conf to make sure
> the kernel file you're trying to boot is the correct one.
>
> Also, remember that it will look a little funny, if you
> have a separate /boot partition -- the filenames will
> be in the "root" directory, like this:
>
> title Fedora (2.6.35.10-74.fc14.x86_64)
> root (hd0,0)
> kernel /vmlinuz-2.6.35.10-74.fc14.x86_64 ro
> root=UUID=69effc7d-ef6e-4982-9bdc-2f3bea9e056e rhgb
> quiet SYSFONT=latarcyrheb-sun16 LANG=en_US.UTF-8
> KEYTABLE=us selinux=0
> initrd /initramfs-2.6.35.10-74.fc14.x86_64.img
>
> It's the kernel line I'm referring to, it will be
> "/vmlinuz-..." instead of "/boot/vmlinuz-..." -- but
> _only_ if /boot is a separate partition.
>
> Quick question -- if it _doesn't_ boot, can you afford
> for this system to be down until it can be fixed?
>
> -Scott
>
>
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> Petaluma, CA 94952
>
> http://www.aristesoftware.com
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