InstantForum.NET v4.1.4Teradata Forumshttp://www.teradata.com/teradataforum/info@teradata.comSat, 21 Nov 2009 14:38:11 GMT20http://www.teradata.com/teradataforum/Topic15953-10-1.aspxYou're correct, in Teradata Version 1 every AMP/PE was a single proprietary server with Memory, CPU, disks and Operating System. In V2 it was rewritten as software only, now those processors are only virtual.DieterTue, 30 Jun 2009 07:07:37 GMTdnoethhttp://www.teradata.com/teradataforum/Topic15953-10-1.aspxIts basically a process running on the underlying linux (or windows, whatever). Its not a Virtual Processor in Server technoloy terms, its not a division of a Physical CPU as you would find on Large Unix servers.I think in the distant past it was actually a physical thing, but not now.Tue, 30 Jun 2009 05:35:22 GMTRandom_thoughthttp://www.teradata.com/teradataforum/Topic15953-10-1.aspxHi,PE and AMP are set of software processes (we can configure their number based on requirement)..so we call them as Virtual Processors.Tue, 30 Jun 2009 05:06:07 GMTThiruhttp://www.teradata.com/teradataforum/Topic15953-10-1.aspxHi All,Why a Parsing Engine(PE) and Access Module Processor(AMP) called as Virtual Processors.REgards,kiranMon, 29 Jun 2009 15:20:38 GMTkiran parsha