Unable to resize a running instance on an OpenStack compute node
Issue
-
Resizing a nova instance from the CLI fails with:
# nova resize myinstance 4 --poll Server resizing... 0% complete Error resizing server
-
Not able to resize Instance. The following error is shown:
# nova resize resize-test m1.small --poll Server resizing... 0% complete Error resizing server ERROR (InstanceInErrorState): Unexpected error while running command. Command: ssh 172.x.x.1 mkdir -p /var/lib/nova/instances/8cb728bb-7f28-46f4-b650-7fe2cfb5bdbb Exit code: 255 Stdout: u'' Stderr: u'Host key verification failed.\r\n'
- Cannot resize an instance from horizon dashboard.
- "This account is currently not available" message comes when user doesn't have valid shell.
Environment
- Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse)
- Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno)
- Red Hat OpenStack Platform 7.0 (Kilo)
- Red Hat OpenStack Platform 8.0 (Liberty)
- Multiple compute nodes
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