Saturday, January 29, 2011

Bosboot too Small

Bosboot too Small
Action Taken: Need to remove hd5(boot image) from all the drives and
recreate it on a disk in rootvg with the correct size.

 Here are the steps to take once the system has been restored from
mksysb tape.

  1.Login as root

  2.Remove the logical volume hd5
      rmlv hd5

  3. Clear the boot record from each drive.
      chpv -c hdisk#
   run this command for each drive that had hd5 on it.

  4. Run the mklv command to create the logical volume space on hdisk0.
    mklv -t boot -y hd5 -ae rootvg 1 hdisk0

  NOTE: the '1' in this command stands for 1 partition.
  Make sure the default size of your partitions is 16mb or larger.
  To find out run;

   lsvg rootvg -> look for the parameter PP SIZE. If it's 16mb or larger
run the above command as is. If it's smaller than 16mb run the mklv
command with a 2 instead of a 1.

 5. Create the boot image
    bosboot -ad /dev/hdisk0

 6. Make hdisk0 the first device in the boot list.
    bootlist -m normal hdisk0

Now reboot and see if the system come up cleanly

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