Category: AIX
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AIX tech tip: which HMC does this LPAR belong to?
In a large Power environment where you have multiple Power Systems and perhaps hundreds of LPARs, there may well be multiple Hardware Management Consoles. When the environment is spread across several sites, it can be a challenge even identifying which HMC to log onto to manage a particular LPAR. I recently had this situation. I…
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Time-saving tips for AIX device configuration
When you have a one-off command to run on AIX, you just type it in. If you have to do it hundreds of times, you are better off if you script it. But what if the scripting still isn’t fast enough? I recently had to remove hundreds of virtual SCSI (vSCSI) devices from a Virtual…
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Masterclass: VIO Server Networking Tips & Techniques
Over the past few years, I have picked up a number of tips and techniques to help when working with LPARs on Power Systems that use VIOS for networking. VIOS can provide highly performant, resilient and redundant networking capabilities to IBM i, AIX and Linux LPARs. While customers are comfortable with VIOS networking capabilities once…
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AIX tech tip: make friends with the VIOS command syntax
If you are familiar with running commands on AIX, you may have logged onto the Virtual I/O Server and found the syntax frustrating. For example, the following command on AIX will list disks: lsdev –Cc disk But when you’re logged into the restricted shell on the VIOS (usually as the user ‘padmin’), that will give…