But wouldn't migrating a virtual machine from one physical server to another be too much like Waterloo's Single-System-Image. That is so 'old mainframe'. (Sorry, Phil, Romney, but I really hate it when our PC people think that virtualization is NEW)
/Tom Kern --- RPN01 <[EMAIL PROTECTED]> wrote: > We also run two z9 CECs with a zVM LPAR in each, 2 IFLs each and 16gig of > storage each. Both run a vSwitch and share a subnet (key to being able to > move images from one LPAR to the other). Both have access to all of the > images¹ DASD. We run a load on both, but when one of the zVM¹s or CECs must > come down, we can bring down the Linux guests in that LPAR and immediately > bring them up in the other LPAR. > > We run zVM CSE in order to keep an image from trying to log in and come up > on both LPARs at the same time (truly the kiss of death; well tested and > proven here). This also allows us to run DirMaint and share the CP Directory > between the two LPARs. > > It¹s not true HA, but then most of the applications that the users request > ³High Availability² for aren¹t ready themselves for a true HA environment > either. > > NOTE TO IBM: It would be sweet, given that CSE is running and there¹s a > connection between the two LPARs, if you could migrate a live, running Linux > image / VM userid from one running LPAR to another transparently. VMWare > does this on Intel boxes... Let¹s catch up. > -- ____________________________________________________________________________________ Do you Yahoo!? Everyone is raving about the all-new Yahoo! Mail beta. http://new.mail.yahoo.com
