It seems like every other startup I talk to is pitching VMware-integrated caching, and a spate of acquisitions and announcements from flash companies are legitimizing the idea. Even VMware has gotten in on the game with vFlash Read Cache (vFRC). But integrating caching with VMware vSphere isn't nearly as easy and effective as everyone is making it sound! A Whole Datacenter Of … [Read more...] about VMware-Integrated Caching? Not So Fast!
I am often questioned during my Storage for Virtual Environments seminar presentations about VMware's Pluggable Storage Architecture (PSA). This system is fairly straightforward and concept: VMware provides native multipathing support for a variety of storage arrays, and allows third parties to substitute their own plug-ins at various points in the stack. But the profusion of … [Read more...] about VMware PSP and SATP in Plain English