On Tue, 24 Aug 2010 09:47:56 -0400, Tom Marchant wrote: > >Hiperdispatch is aware of the cache architecture and attempts >to dispatch the LPAR on the same book as it was previously >dispatched, increasing the probability that the data that it >will need to reference will still be in that book's cache. >It has no way of "preserving" the cache. If an LPAR is >dispatched on a different book than it has ever been >dispatched on, it is certain that none of its memory will >be in cache. > That is the PR/SM part of Hiperdispatch. There is also a z/OS part of Hiperdispatch that attempts to dispatch work on the same processor as it was dispatched on the last time.
Sorry for any confusion. -- Tom Marchant
