Regarding the ESX/Linux question, it seems to be open to some debate given it boots up on a linux kernel. http://blogs.zdnet.com/hardware/?p=693 t > -----Original Message----- > From: isapros-bounce@xxxxxxxxxxxxx [mailto:isapros- > bounce@xxxxxxxxxxxxx] On Behalf Of Jerry G. Young II > Sent: Wednesday, May 14, 2008 3:56 PM > To: isapros@xxxxxxxxxxxxx > Subject: [isapros] Re: Hyper-V is so damn kewl... > > Setting aside the specifics of what constitutes "running on top of X > OS", I guess my real point was what I think of when someone uses the > term "hardware virtualization". > > Simply put, a big box of iron will have x number of CPUs, x amount of > RAM, x number of NICs. When someone says hardware virtualization, > I've always understood that as being the situation where the above > pieces and parts are "partitioned" into separate physical entities. > One "hardware-virtualized" box may have 2 CPUs, 2 GB of RAM, and 2 > NICs allocated to it. This box then exclusively uses that hardware, > unshared by anything else. > > Granted, if that box isn't fully utilized, then the excess resources > are wasted but that's what I've understood the term to mean. If you > got something that is sharing those resources between logical > entities, then doesn't that controller need to sit between the > hardware and logical entity? And in the past I have thought that > controller was an OS, regardless of flavor or mod. That's really all > I was trying to say. > > Cordially yours, > Jerry G. Young II > +=+ Sent via iPhone +=+ > > On May 14, 2008, at 18:11, Greg Mulholland <greg@xxxxxxxxxxxxxx> wrote: > > > I posted that days ago but it never made it to the list. > > Listweirdness happening for me! :( > > > > -----Original Message----- > > From: isapros-bounce@xxxxxxxxxxxxx [mailto:isapros- > bounce@xxxxxxxxxxxxx > > ] On Behalf Of Han Valk > > Sent: Wednesday, 14 May 2008 7:49 PM > > To: ISAPros Mailing List > > Subject: [isapros] Re: Hyper-V is so damn kewl... > > > > ESX does _not_ run on top of Linux! The current 3.x product use a > > customized > > version of Red Hed Enterprise Linux as a special VM that runs on the > > VMkernel > > (=hypervisor). ESXi 3.5 does not need this special VM anymore. ESX 4 > > and > > above will not have it in any edition. > > > > ________________________________ > > > > From: isapros-bounce@xxxxxxxxxxxxx on behalf of Jerry Young > > Sent: Mon 5/12/2008 4:21 PM > > To: isapros@xxxxxxxxxxxxx > > Subject: [isapros] Re: Hyper-V is so damn kewl... > > > > > > I thought Hyper-V was part of Server 2008. I know ESX runs on top > > of Linux. > > > > Perhaps my definition of "hardware-based virtualization" is > > different. The > > Unisys ES7000 is one platform which I consider "hardware-based > > virtualization". The Egenera BladeFrames and Blades are another. > > The prior > > uses Server Sentinal (IIRC) to manage the hardware, and the latter > PAN > > Manager and vBlade Software. Once the virtual hardware boxes are > > configured, > > though, my understanding is that the passing of architecture is more > > like > > that which you get from a BIOS rather than software that sits on a > > OS stack > > to which API calls are made - if that makes any sense; there's no > > 'host' OS > > in the equation. > > > > I had thought Hyper-V was hosted on Server 2008 and I know ESX is > > hosted on > > Linux. I guess, I've never considered any kind of 'OS host'-based > > virtualization as 'hardware-based' virtualization. > > > > > > On Mon, May 12, 2008 at 9:49 AM, Jim Harrison <Jim@xxxxxxxxxxxx> > > wrote: > > > > > > Hyper-V is hardware-based (e.g., uses the hardware > > virtualization). > > As of SP1, Virtual Server R2 adds "hardware-assisted" > > virtualization. > > AFAIK, the only VMWare product that dies this is ESX... > > > > -----Original Message----- > > From: isapros-bounce@xxxxxxxxxxxxx > > [mailto:isapros-bounce@xxxxxxxxxxxxx] On Behalf Of Jerry Young > > Sent: Monday, May 12, 2008 5:36 AM > > To: isapros@xxxxxxxxxxxxx > > Subject: [isapros] Re: Hyper-V is so damn kewl... > > > > Which are you implying is hardware-based virtualization? Or > > were you > > just "saying"? :) > > > > Egenera looks pretty good for hardware-based virtualization, > > though. > > The client I'm working at currently will probably be setting up a > > couple of > > chassis sometime in the near future. Should be interesting. > > -- > > Cordially yours, > > Jerry G. Young II > > > > On Sun, May 11, 2008 at 9:54 AM, Jim Harrison > > <Jim@xxxxxxxxxxxx> > > wrote: > > > > > > > > Regardless of the source, hardware-based virtualization > > outperforms software-based virtualization hands down. In the grand > > scheme of > > things, this point will be second only to the "religion" motivating > > customers > > toward one virtualization technology or another. > > > > SCVMM is intended to be the management tool of choice; > > that's > > why they're building it. > > RC1 should hit the streets soon; it'll be well worth > > the time > > to grab & install it. > > > > Jim > > > > > > -----Original Message----- > > From: isapros-bounce@xxxxxxxxxxxxx > > [mailto:isapros-bounce@xxxxxxxxxxxxx] On Behalf Of Greg Mulholland > > Sent: Saturday, May 10, 2008 2:53 PM > > > > To: ISAPros Mailing List > > Subject: [isapros] Re: Hyper-V is so damn kewl... > > > > I was most unimpressed by the hyperv management > > console. The > > system center/virtual machine manager was the only way I would ever > > use it, > > but you need to be using multiple servers to warrant that, but given > > that the > > vmm was built on powershell it would be a good thing to drive from > > the cli if > > you are so inclined. That and running (read) managing HV on SC was > > near > > impossible unless you had rsat or another hyperv machine you could > > connect to > > the console (which wasn't available at the time). You were supposed > > to be > > able to use wmi to drive it but I was told that MS hadn't finished > > the docco > > on that. It might be great when they finish it. > > > > Vmware beta2 has some nice things about it and you can > > use the > > ESX client to manage it. Having used ESX and Virtual Iron in > > production I > > would say they have a way to go but I'm keen to setup an environment > > at work. > > We have 60 or so standalone vm boxes that dev and qa use and we are > > looking > > at using something to consolidate them, hyperv seems like it will > > fit the > > bill there. > > > > Greg > > > > -----Original Message----- > > From: isapros-bounce@xxxxxxxxxxxxx > > [mailto:isapros-bounce@xxxxxxxxxxxxx] On Behalf Of Jim Harrison > > Sent: Sunday, 11 May 2008 5:24 AM > > To: ISAPros Mailing List > > Subject: [isapros] Hyper-V is so damn kewl... > > > > Got my ISA 2006 server running on Hyper-V now. > > I'll soon migrate to TMG (probably not today; gardening > > awaits). > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > Cordially yours, > > Jerry G. Young II > > Microsoft Certified Systems Engineer > > > > <winmail.dat>