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Does an HMC reboot require downtime?
A client asked: "Do I need downtime to reboot the HMC?" Short answer: No (but good luck finding that short answer) Finding that answer (with --verbose enabled): Of course, a reboot of the HMC involves downtime of the HMC itself , but what about the logical partitions (LPARs) and the IBM Power Systems they belong to? First, let's check the official documentation. The Hardware Management Console V7 Handbook has a section on HMC Shut Down or Restart: 2.5.2 Shut Down or Restart
This task enables you to shut down (turn off... [More]
Tags: firmware dlpar hardware_management_conso... shutdown reboot hmc console vtmenu |
UPDATED: Console access from VIO to LPAR
See update at end of post. From the HMC, you can open a terminal session to the console of an LPAR.
I reminisced about green screens and different console connections available to AIX in this
post . But I didn't take account of one of them: you can create a
virtual terminal session from the VIO Server to an LPAR. When you're logged in as padmin on the VIO Server you can create a terminal session using the mkvt command . mkvt command Purpose Create a virtual terminal connection to a partition. Syntax mkvt { -id lparID } To terminate... [More]
Tags: lpar padmin aix terminal_session hmc mkvt vio console modem |
Console-ing thoughts from Pop
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When green was a colour ... Cast
your mind back to 1990 (if you were born - otherwise indulge your
Aussie Grandpa as he strolls down Memory Lane). The "data... [More]
Tags: terminal console ssh tty vtmenu hmc aix_down_under aix hardware_management_conso... system |
