Yong,

i'm using AIX5.3 with ML1 and no WLM running at the moment.
but when i start nmon i can use W to show the Work-Load-Manager
+-Work-Load-Manager-----------------------------------------------------------------------------+
¦Classes=0 CPU MEM BIO CPU MEM IO CPU MEM BIO Tier
Inheritance ¦
¦Class Name |---Used----||--Desired-||----Shares-----|Proc's T
I Localshm ¦
¦WLM not running
¦
+-----------------------------------------------------------------------------------------------+


Show you should see some ouput with WLM

Henry T.