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8.1. Using Cluster Manager Console

ShaoLin HA Cluster Manager allow you to connect and manage the cluster remotely through both console and Webmin interface. If gives you an overview of system status and especially all heartbeat channel status and statistics. The Cluster Manager Console can be invoked by command line slhamgrconsole or through Webmin and ShaoLin HA Cluster Configurator. The slhamgrconsole is also a powerful command line utility which able to fully control the clusters. It can be fully utilized through automated scripts and other purposes. To understand the usage of Cluster Manager on command line, you should see the man pages of slhamgrconsole by man slhamgrconsole. For information on controlling heartbeat and application, please see Section 8.6 and Section 8.5.

Figure 8-1. Cluster Manager Console

ShaoLin HA Cluster Manager Console

Figure 8-2. Cluster Manager at Webmin

ShaoLin HA Cluster Manager at Webmin

8.1.1. Hot keys (for console interface only)

Press [TAB] to switch between elements. Press [F5] to refresh screen. Press [F8] to exit the console.

8.1.2. Locked mode (for console interface only)<

The lock mode is triggered by giving a -l or --lock. This is useful when you want to start the monitoring console and want to leave the console but prevent other unauthorized user to control the cluster. Any operation will require the user to enter the password to continue.