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Hi there, I am a newbie so please be gentle...... The problem- My Cctv runs on centOs 4.4 and was working fine till I took 2 of the four hard ...
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    Centos / Fedora won't boot kernel panic due to LVM messed up!!! please help!!!!!

    Hi there, I am a newbie so please be gentle......

    The problem- My Cctv runs on centOs 4.4 and was working fine till I took 2 of the four hard disks elsewhere and connected them to another CentOs that I had loaded to another harddrive ( experimenting with Linux systems to undertstand them better). Now on boot it cannot find the VGs and LVs and therefore goes into kernel panic!!!

    The following text is quoted from boot process:

    Booting command-list
    root (hd0,0)
    Filesystem type is ext2fs, partition type is 0x83
    kernel /vmlinuz-2.6.9-42.EL ro root=/dev/VolGroup01/LogVol00 rhgb quiet
    [Linux-bzImage, setup=0x1400, size=0x16dd65]
    initrd /initrd-2.6.9-42.EL.img
    [Linux-initrd @ 0x1fec8000, 0x117d69 bytes]

    Before it got messed up it would go onto:

    Uncompressing Linux...Ok, booting the kernel.
    Red Hat nash version 4.2.1.8 starting
    Reading all physical volumes. This may take a while...
    Found volume group "VolGroup00" using metadata type lvm2
    2 logical volume(s) in volume group "VolGroup00" now active
    INIT: version 2.85 booting
    Setting default font (latarcyrheb-sun16): [ OK ]

    Welcome to CentOS release 4.4 (Final)
    Press "I" to enter interactive startup.
    Starting udev: [ OK ]
    Initializing hardware... storage network audio done [ OK ]


    Now after I have messed it up it goes to :

    Uncompressing Linux...Ok, booting the kernel.
    Red Hat nash version 4.2.1.8 starting
    Reading all physical volumes. This may take a while...
    Couldn't find device with uuid 'kdsz6S-RoBh-arFp-HZMv-44kh-huf7-21LpXh'.
    Couldn't find all physical volumes for volume group VolGroup00.
    Couldn't find device with uuid 'kdsz6S-RoBh-arFp-HZMv-44kh-huf7-21LpXh'.
    Couldn't find all physical volumes for volume group VolGroup00.
    Couldn't find device with uuid 'kdsz6S-RoBh-arFp-HZMv-44kh-huf7-21LpXh'.
    Couldn't find all physical volumes for volume group VolGroup00.
    Volume group "VolGroup00" not found
    Couldn't find device with uuid 'djkmPn-TWMN-ZrzQ-SeK1-v9yk-nvGA-djn7KM'.
    Couldn't find all physical volumes for volume group VolGroup01.
    Couldn't find device with uuid 'djkmPn-TWMN-ZrzQ-SeK1-v9yk-nvGA-djn7KM'.
    Couldn't find all physical volumes for volume group VolGroup01.
    Volume group "VolGroup01" not found
    ERROR: /bin/lvm exited abnormally! (pid 349)
    Couldn't find device with uuid 'djkmPn-TWMN-ZrzQ-SeK1-v9yk-nvGA-djn7KM'.
    Couldn't find all physical volumes for volume group VolGroup01.
    Couldn't find device with uuid 'djkmPn-TWMN-ZrzQ-SeK1-v9yk-nvGA-djn7KM'.
    Couldn't find all physical volumes for volume group VolGroup01.
    Volume group "VolGroup01" not found
    ERROR: /bin/lvm exited abnormally! (pid 350)
    mount: error6 mounting ext3
    mount: error2 mounting none
    switchroot: mount failed: 22
    umount / initrd/dev failed: 2
    kernel panic - not syncing: Attempted to kill init!

    Being a newbie I don't know much but have got the "knoppix" cd and "Gparted" cds. Not sure what to do with them though. Don't want to mess up the system further. But can follow any step by step instructions quite well . Any help is highly appriciated. I am sure there is a way out there to sort it out- Linux has everything!!! Thanks

    smile

  2. #2
    Just Joined!
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    anyone out there who can help!!!!

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