Why spread FUD about Vmware. Anyways, to hear what they say on the subject: http://www.vmware.com/files/pdf/techpaper/latency-sensitive-perf-vsphere55.pdf
Anyways, KVM will not handle latency any better than Vmware. ----- Original Message ----- > From: "Paul Robert Marino" <prmari...@gmail.com> > To: "Nico Kadel-Garcia" <nka...@gmail.com> > Cc: "Brandon Vincent" <brandon.vinc...@asu.edu>, llwa...@gmail.com, > "SCIENTIFIC-LINUX-USERS@FNAL.GOV" > <scientific-linux-users@fnal.gov> > Sent: Sunday, August 24, 2014 12:26:17 PM > Subject: Re: about realtime system > > Wow I don't know how VMware got mentioned in this string but VMware > is > not capable of real time operation and if you ask the senior > engineers > at VMware they will tell you they don't want you even trying it on > their product because they know it wont work. The reason is VMware > plays games with the clock on the VM so the clocks can never be 100% > accurate. > It should be possible to do real time in KVM assuming you don't > overbook your CPU Cores or RAM. Apparently Red Hat has been doing > VM's > with microsecond accurate clocks with PTP running on the > visualization
