HP−UX Support Disk Usage

d10: Submirror d11 is attached Mirroring itself will take awhile Mirror swap. Create the concatsubmirror d21: metainit −f d21 1 1 c0t3d0s1 d21: ConcatStripe is setup Attach concatsubmirror d21 to the mirror d20: metattach d20 d21 d20: Submirror d21 is attached Mirroring itself will take awhile 6. Mirror altboot. Create the concatsubmirror d31: metainit −f d31 1 1 c0t3d0s3 d31: ConcatStripe is setup Attach concatsubmirror d31 to the mirror d30: metattach d30 d31 d30: Submirror d31 is attached Mirroring itself will take awhile 7. Check for completion of mirroring recycling. To check the status of mirroring recycling type: metastat 8. Reboot the system when recycling is complete: reboot 9.

28.3.3 HP−UX Support Disk Usage

HP−UX allows system startup from the support CD disk, which can be very convenient for some emergency situations. Insert CD HP−UX Support Disk into CD drive. 1. Power−on the system. 2. At main menu prompt enter: Main Menu: Enter command or menu boot 5652.2.0 an example for CD HW path Respond to the question: Interact with IPL Y or N? y booting At ISL prompt enter: 3. 702 The system continues booting from the Support CD disk although some messages refer to Support Tape ... Boot :disk 5652.2.0:0; ERECOVERY ... ... Welcome to the HP−UX recovery process [ Run a Recovery Shell ] [ Cancel and Reboot ] [ Help ] Select and enter: Run a Recovery Shell 4. Respond to the question: Would you like to startup networking at this time? [n] n or just Enter 5. Following messages are displayed: HP−UX SUPPORT MEDIA WARNING: YOU ARE SUPERUSER Note Commands residing in the RAM−based file system are unsupported mini commands. These commands are only intended for recovery purposes. Loading commands needed for recovery Warning If ANYTHING is changed on a root that is mirrored a maintenance mode HPUX −lm boot MUST be done in order to force the mirrored disk to be updated. 6. At the end, the support main menu is displayed: SUPPORT MEDIA MAIN MENU s Search for a file b Reboot l Load a file r Recover an unbootable HP−UX system x Exit to shell c Instructions on chrooting to lvm root 7. Enter c to see chroot instuctions: Exit to the shell and run chroot_lvmdisk 8. Follow these instructions; enter x Support chroot_lvmdisk Enter the hardware path associated with the ROOT file system example: 5652.6.0 Enter 5652.6.0 or 5652.5.0, depending on selected boot disk. The selected root FS is checked... ... Mounting c2t6d0s1lvm to the Support Tapes ROOT directory... ... Finally the system root FS is mounted onto ROOT 9. To remount the systems root filesystem, and start Bourne shell, enter: cd ROOT; chroot ROOT sbinsh 10. 703 11. To return to SUPPORT MEDIA MAIN MENU, enter exit. 12. To reboot the system, in the SUPPORT MEDIA MAIN MENU, enter b. Note System rebooting… … … Regular rebooting process continues… 13.

28.3.4 HP−UX Procedure to Synchronize a Mirrored Logical Volume