Table of Contents
Table E.1. Upgrade Methods
Type | Available between all software versions | Service Outage During Upgrade | Service Recovery During Upgrade | Exercises Failover Logic/Configuration | Allows change of cluster stack type [a] |
---|---|---|---|---|---|
yes
|
always
|
N/A
|
no
|
yes
| |
no
|
always
|
yes
|
yes
|
no
| |
yes
|
only due to failure
|
no
|
no
|
yes
| |
[a]
For example, switching from Heartbeat to Corosync.
|
crm_verify
tool if available.