Notes : Some Useful Notes for AIX Admins

To Check Maintenance level,
oslevel -s
instfix -i | grep ML

Check for disk mirroring,

lsvg -l rootvg
Note: PPs should be twice the amount of LPs

Check on what device the system boots up,
bootlist -o -m normal

To Check for Hardware errors,
errpt lft0
errpt > errpt.output
errpt -a > errpta.output

For Patch Update,
To perform an update, get the fixes from Then,

lppchk -v
errpt -a
smitty update_all

Note: if new packages are working fine, validate them (and prevent going backwards) using smit.

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