costs.
TIP: Increasing availability from 99% to 99.9% is relatively
-simply. But increasing availability from 99.9999% to 99.99999% is very
+simple. But increasing availability from 99.9999% to 99.99999% is very
hard and costly. `ha-manager` has typical error detection and failover
times of about 2 minutes, so you can get no more than 99.999%
availability.
max_restart::
-Maximum number of tries to restart an failed service on the actual
+Maximum number of tries to restart a failed service on the actual
node. The default is set to one.
max_relocate::
When updating the ha-manager you should do one node after the other, never
all at once for various reasons. First, while we test our software
thoughtfully, a bug affecting your specific setup cannot totally be ruled out.
-Upgrading one node after the other and checking the functionality of each node
-after finishing the update helps to recover from an eventual problems, while
-updating all could render you in a broken cluster state and is generally not
+Updating one node after the other and checking the functionality of each node
+after finishing the update helps to recover from eventual problems, while
+updating all at once could result in a broken cluster and is generally not
good practice.
Also, the {pve} HA stack uses a request acknowledge protocol to perform