MPIO : Nice and easy way to check if all paths are consistent and available

Sometimes on a server which had some fiber channel difficulties,  I always check if there are some missing or failed paths by issuing this command (sometimes the numbers are not equal, and we have to reconfigure missing paths) : If

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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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IBM Systems Director : increase logs verbosity (very useful sometimes)

The lwilog.sh script dynamically enables or disables the trace utility in the running application. On ISD Server, try this : The levels of verbosity are : The loggername can be found in the following logfile : example:

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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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