Monday, November 16, 2020

shutdown -Fr Reboot

 r

use the command "w" to see who's logged in before rebooting

101 command PDF

linux 37 essential command 

 vtmenu HMC information 

Reboot 

Procedure for rebooting the server:

  • Login as the “root” user. You must have password for the root user.
  • At the “#” prompt, type in the following command:
    shutdown -Fr

Procedure for shutting down the server:

  • Login as the “root” user. You must have password for the root user.
  • At the “#” prompt, type in the following command:
    shutdown -F

lsvg -l rootvg

  1. Disks, Volumes and File Systems
  2. Command

    Description

    lsvg

    Displays information about volume groups.

    lsvg rootvg

    Display information about rootvg.

    lsvg -p rootvg

    Display physical volumes.

    lsvg -l rootvg

    Display logical volumes.

    Mkvg

    Create a new volume group, using the physical volumes

    extendvg

    Adds physical volumes to a volume group.

    Reducevg

    Remove physical volumes from a volume group. When all physical volumes removed from the volume group, the group is deleted.

    Command

    Description

    Lspv

    Displays information about a physical volume within a vg.

    lspv hdisk0

    Display information about physical volume hdisk0.

    varyonvg datavg

    Activates volume group.

    varyonvg datavg

    Deactivates volume goup.

    exportvg datavg

    Removes the definition of the volume group datavg from the system.

    importvg

    Imports a volume group definition from a set of physical volumes.

Unix Group Name 

WWPN

patching 

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