Re :
Please search and read a little before posting.
1) HACMP
Google may be your friend, search for "HACMP AIX 6.1" and you will get :
http://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/FLASH10619
let's try another search : "HACMP 5.4.1" and you will get :
http://portal.explico.de/en/hacmp-news/hacmp-5.4.1-available-for-download.html
http://www-941.ibm.com/collaboration/wiki/display/WikiPtype/High+Availability
and http://www-01.ibm.com/common/ssi/rep_ca/9/897/ENUS207-279/ENUS207279.PDF
summary : HACMP supports AIX 6.1 and WPAR
2) Live Partition Mobility
with google search "SAP live partition mobility" and you will get
http://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/PRS2921
a true and real moving partition from one physical server to another one without (I said without) any shutdown of application nor AIX partition. That's whay the word used is "LIVE"
another search , may get you the following web page :
http://www-03.ibm.com/systems/p/news/pressrelease/20071106_annc.html
hope this help !