[HMC CLI] Useful HMC commands cheatsheet

I’m sooo fed up with looking into the manpage of each HMC cli commands every time I need to use it, that I’m putting my cheatsheet right here, just in case. These can be useful when you have to execute

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Can’t achieve concurrent live partition migrations ? Check your max_virtual_slots value !

Context Here are my latest discoveries about concurrent LPM : We had at work a situation where we could not perform concurrent live partition migration between our two p795, however or whatever we tried (multiple HMC/SDMC, multiple MSPs, cross-site migrations…),

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VIO : Forcing WWN on a virtual fc adapter

Unique generated WWNs  ? With the HMC gui, it seems that the WWNs created with a virtual FC adapter cannot be changed, unless you delete the virtual FC adapter and recreate it, but you will have a tiny problem : the

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Getting the VIO host of your virtual server

Unfortunately this doesn’t work with AIX 5.3, you should check this out instead : https://www.ibm.com/developerworks/community/blogs/glukacs/entry/zoning_info_script_to_follow_the_vscsi_mapped_luns1?lang=en NPIV VSCSI

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Update Microcode on FCoE fibre adapter on a VI/O Server

Let’s check our adapter’s actual firmware woops, we are like 2 years late ! we can check that on IBM’s fix central, we need to download the latest version.

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Creating an LACP adapter on AIX

As padmin: Don’t forget to get in touch with the network guys, so that they can configure the switches’ ports with port aggregation (option portfast enabled !!!)

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