VM management - Start/stop guests
Table of Contents
Description
Manual start and stop of managed guests.
Examples
Example1 - Guest stop with no stop script defined
Context: Red Hat Enterprise Linux 7.3 server with CHARON-AXP V4.8 installed, as4100/pluto guest running
Due to the absence of stop script, the service receives a SIGKILL signal and then, once stopped, is considered as failed:
Example2 - Guest start
Context: Red Hat Enterprise Linux 7.3 server with CHARON-AXP V4.8 installed, as4100/pluto guest stopped/failed (see above)
Depending on preferences that have been set, the log will be displayed:
...
The error message above (white/red) is expected the first time the virtual machine is started. It tells the .bin file does not exist as it is initialized when console parameters are set
Press CTRL-C at any time to leave the log file view.
Example3 - Guest stop with stop script defined
Context: Red Hat Enterprise Linux 7.3 server with CHARON-AXP V4.8 installed, as4100/pluto guest running (not booted). Stop script created and customized, using the "expect
" utility (see "VM management - Create/Edit guest stop script") and the expect script example provided in the kit.
We can see below the guest has been properly stopped and is now in INACTIVE / REQUESTED state:
As we are running Red Hat Enterprise Linux 7.3 server, systemd
allows us to check the status of the service.
Use option 4 of the menu can help seeing the result of the shutdown commands:
We can see above, the expect
utility has been used, did connect to the console, found the SRM prompt (the as4100 was not booted) and then issued a "power off
" command.
This depends of what you decide to display in the guest stop script.
With Linux systems not using systemd
(Red Hat Enterprise Linux 6.x), we would have to look into a log file defined in the stop script / output redirection. For more information, see "VM management - Create/Edit guest stop script".
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