It seems that the Eclipse TPTP project has stopped to provide Agent Controller and agent libraries for some Unix platforms like IBM AIX. I have just tried to use the IBM Rational Agent Controller (available at http://www-01.ibm.com/support/docview.wss?rs=2042&uid=swg27013420 ) with Eclipse TPTP 4.7.1 as client. Surprisingly it seems to be perfectly compatible, i have successfully collected profiling data on an Eclipse Workbench under Windows from a IBM J9 32bits VM SR8 running on a 64bits IBM AIX PowerPC 6. Some tips : While i tried to profile with an Xmx value equals or greater than 2048m the JVM crashed with the following error as soon as i attached the Eclipse Workbench to the Agent Controller: Unhandled exception Type=Illegal instruction vmState=0x00000000 J9Generic_Signal_Number=00000010 Signal_Number=00000004 Error_Value=00000000 Signal_Code=0000001e ….. Target=2_40_20100401_055940 (AIX 5.3) CPU=ppc (4 logical CPUs) (0x200000000 RAM) ----------- Stack B...