Most commands should work on all PowerHA (HACMP prior to ) .. Compressing files under Linux or UNIX cheat sheet · Cloning rootvg. There is no specific command to get the PowerHA version. However, the version of the fileset actually reflects the PowerHA. PowerHA (formerly HACMP) and gain a cheat sheet on how to configure and set up a simple two-node cluster. Share: Christian Pruett is a senior UNIX systems.

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How to add a cluster definition with name dcm and id 3. How to change cluster definitions name to dcmds and id to 2.

unixwerk: cluster commandline

How to locate the resource groups and display their status. How to show info about all network modules. Posted by Prasath at Choose one node and the target disk. How to remove the application server app Now for the actual work. How to list the shared vgs which can be accessed by all nodes. How to list the VG of LV nodelv. Use the scripts you created in step 4. But if you are looking to hit the ground running, the best advice I have is to make a test cluster and try everything you can.

This brought us a new command: How to locate the resource groups and display their status. Anonymous 16 June at How to start cluster daemons options in that order: How to grep on a Korn shell.


You can increase or reduce the value depending on the system load. How to list the network for ip Building a redundant environment for high availability with AIX. This process assumes that all IP addresses have been predetermined and that the SAN zoning of the disks is complete.

One or more PVs can be added to an existing volume group.

The user IDs, third-party software, technology levels, and service packs need to be consistent. How to show heartbeat information.

How to show resource information by node. After the node comes up with the resources available, start the cluster on the other node. PowerHA is designed to keep resources highly available with minimum downtime by gathering resources in ways that allow multiple IBM System p servers to access them.

The PowerHA for AIX (formerly HACMP) cheat sheet

How to list the nodes with active cluster manager processes from cluster manager on node node1clgetaddr node1 returns a pingable address from node node1. A number of steps must take place before you can configure an PowerHA cluster and make it available. How to remove all applicaion servers. How to list the VG of LV nodelv.

Check the subnet masks for consistency. I prefer to use the Pre-defined option as opposed to the Discovered path, but that is up to your discretion. How to change the cluster security to enhanced.


If for whatever reason snmp does not allow you to use clstat or cldump you can still ask the cluster manager about the state of your cluster: How to list the local view of the cluster subsystems. You might need to increase the maximum number of LPs for the LV first: How to list the local view of the cluster subsystems. How to show info about ether network module. Starting with PowerHA 7. How to change cluster definitions name to dcmds and id to 2.

Make sure you define these addresses within the proper respective Sheft network. How to list the shared vgs in resource group dbRG.

Hi, very good, you can add this command for check the version. No dheet servers I have seen many environments in a number of different companies over the years in which the decision is made to declare one of the nodes in a cluster a “production” server and the other a “development” server.

How to show short resource group information. This decision is typically made because companies decide that having a server sit idle more than 90 percent of the time in case of a disaster is a waste of money.