This entry is
similar in theme to one of my previous posts about verifying your hdisk queue_depth settings with kdb . This time we want to check if an attribute for a Virtual FC (VFC)
adapter has been modified and whether or not AIX has been restarted since the
change. The attribute I’m interested in is num_cmd_elems .
This value is often changed from its default settings, in AIX environments, to improve
I/O performance on SAN attached storage. From
kdb you can identify the VFC
adapters configured on an AIX system using the vfcs... [More]