Displaying the Cluster Configuration
To display information about a cluster’s configuration, use the
Command utility’s list bkr subcommand:
imqcmd list bkr
This lists the current status of all brokers included in the cluster
to which a given broker belongs, as shown in Example 8–1 (for a conventional cluster) or Example 8–2 (for an HA cluster).
Example 8–1 Configuration Listing for a Conventional Cluster
Listing all the brokers in the cluster that the following broker is a member of:
-------------------------
Host Primary Port
-------------------------
localHost 7676
Cluster Is Highly Available False
-------------------------
Address State
---------------------
whippet:7676 OPERATING
greyhound:7676 OPERATING
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Example 8–2 Configuration Listing for an HA Cluster
Listing all the brokers in the cluster that the following broker is a member of:
----------------------------------------------
Host Primary Port Cluster Broker ID
----------------------------------------------
localHost 7676 brokerA
Cluster ID myClusterID
Cluster Is Highly Available True
--------------------------------------------------------------------------------------------------------------
ID of broker Time since last
Broker ID Address State Msgs in store performing takeover status timestamp
--------------------------------------------------------------------------------------------------------------
brokerA localhost:7676 OPERATING 121 30 sec
brokerB greyhound:7676 TAKEOVER_STARTED 52 brokerA 3 hrs
brokerC jpgserv:7676 SHUTDOWN_STARTED 12346 10 sec
brokerD icdev:7676 TAKEOVER_COMPLETE 0 brokerA 2 min
brokerE mrperf:7676 *unknown 12 0 sec
brokerG iclab1:7676 QUIESCING 4 2 sec
brokerH iclab2:7676 QUIESCE_COMPLETE 8 5 sec
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