verify-cluster#
Verifies whether the cluster follows the rules as per the AlwaysOn architecture.
Synopsis#
Verifies whether the cluster follows the rules as per the AlwaysOn architecture.
pgd verify-cluster [flags]
Options#
No specific command options. See Global Options for global options.
Examples#
Verifying a cluster with an unrecommended architecture#
In this example, we verify the cluster with an unrecommended architecture.
$ pgd verify-cluster
__OUTPUT__
Check Status Groups
- ---- ------ ------
There is always at least 1 Global Group and 1 Data Group Ok
There are at least 2 data nodes in a Data Group (except for the witness-only group) Critical group_b
There is at most 1 witness node in a Data Group Warning group_a
Witness-only group does not have any child groups Ok
There is at max 1 witness-only group iff there is even number of local Data Groups Warning bdrgroup
There are at least 2 proxies configured per Data Group if routing is enabled Warning group_a, group_b
Verifying a cluster with recommended architecture#
In this example, we verify the cluster with a recommended architecture.
$ pgd verify-cluster
__OUTPUT__
Check Status Groups
- ---- ------ ------
There is always at least 1 Global Group and 1 Data Group Ok
There are at least 2 data nodes in a Data Group (except for the witness-only group) Ok
There is at most 1 witness node in a Data Group Ok
Witness-only group does not have any child groups Ok
There is at max 1 witness-only group iff there is even number of local Data Groups Ok
There are at least 2 proxies configured per Data Group if routing is enabled Ok