In hosting I would say yes..


On 6/30/07, Steve Onnis <[EMAIL PROTECTED]> wrote:
>
>
> So really the only benefits would be hardware costs, but you would need to
> be upgrading things like ram, drive capacityy and cpu to maintain
> performance, and I guess data center costs for rack space.
>
> So is it really worth it?
>
> -----Original Message-----
> From: [email protected] [mailto:[EMAIL PROTECTED] On
> Behalf
> Of Bruce Trevarthen (B2 Limited)
> Sent: Saturday, 30 June 2007 3:36 PM
> To: [email protected]
> Subject: [cfaussie] Re: Virtual Servers 101
>
>
> An interesting call for Adobe to make, or perhaps it's in the EULA, but I
> would assume you'd need a license per VM since using VMWare basically
> allows
> for several server installs (including OS).  Unless using a virtualisation
> method within a single OS install such as the stuff from SWSoft.
>
> Regards
> Bruce
>
> -----------------------------------------
> Bruce Trevarthen, CEO
> ZeroOne (NZ) Limited
> ---
> DDI: +64 4 4714444
> Mobile: +64 21 567967
> -------------------------------
>
>
> -----Original Message-----
> From: [email protected] [mailto:[EMAIL PROTECTED] On
> Behalf
> Of Steve Onnis
> Sent: Friday, 29 June 2007 5:29 p.m.
> To: [email protected]
> Subject: [cfaussie] Re: Virtual Servers 101
>
>
> So then from a cf server licensing perspective, can anyone tell me if I
> could use the same CF license on multiple VMs?
>
> -----Original Message-----
> From: [email protected] [mailto:[EMAIL PROTECTED] On
> Behalf
> Of Bruce Trevarthen (B2 Limited)
> Sent: Friday, 29 June 2007 1:11 PM
> To: [email protected]; [EMAIL PROTECTED]
> Subject: [cfaussie] Re: Virtual Servers 101
>
>
> Hi Steve
>
> CPU:
> VMWare lets you assign GHz per Virtual Server and they won't go over that.
> So if you have dual 2Ghz CPU's then you safely run 3 Virtual Servers at
> 1GHz
> each. You need to keep some core processing capacity available for the
> host
> operating system.
>
> RAM:
> Correct, you assign RAM per Virtual Server and to run more Virtual Servers
> you need more RAM.  Since with VMWare Windows is not your base host you
> don't need to consider STD versus Enterprise.  But VMWare does have three
> versions to choose from with various Virtual Server feature support in
> each.
> For example VMotion is only in the Enterprise edition.
>
> SOFTWARE:
> Again you're correct, each VM is just as if it were a physical server in
> the
> eye's of software licenses, even Microsoft still expect a Processor
> license
> per Virtual Server even though it's only one physical CPU underneath it
> all.
>
> OTHER:
> Yes you can run VMWare "farms" and you can have things clustered, the best
> way to setup VM's is to have consolidated central storage, i.e. a
> SAN.  Then
> the actual server doing the "front-end" delivery of your services is not
> the
> same hardware housing the virtual machine images, means you can "image"
> and
> "move" virtual servers from hardware to hardware without shifting the
> (what
> could be) 100GB virtual machine image.  Enterprise edition VMotion allows
> you to shift servers from hardware to hardware whilst still in production,
> I've seen this done and the process dropped 3 packets in the process and
> no
> users noticed.  Without enterprise edition you can still do cool stuff
> like
> move a VM to another server for the sake of performance without a rebuild,
> but because the VM needs to be offline for imaging you'll have several
> minutes down time in the process.
>
> Cheers
> Bruce
>
> -----------------------------------------
> Bruce Trevarthen, CEO
> ZeroOne (NZ) Limited
> ---
> DDI: +64 4 4714444
> Mobile: +64 21 567967
> -------------------------------
>
>
> -----Original Message-----
> From: [email protected] [mailto:[EMAIL PROTECTED] On
> Behalf
> Of Steve Onnis
> Sent: Friday, 29 June 2007 3:02 p.m.
> To: [EMAIL PROTECTED]; [email protected]
> Subject: [cfaussie] Virtual Servers 101
>
>
> I have posted this in both the water cooler and in cfaussie cause I don't
> know who's in who :)  And it sort of follows on from the whole licensing
> costs topic and I guess optimizing cf server setups.
>
>
> Couple of questions RE virtual servers
>
> CPU
> ---------------
> If the CPU maxes out in a virtual server, does it max out in all the
> others?
> I mean it is after all the same CPU being used across the virtual servers.
>
> RAM
> ---------------
> I have played with the VMWare locally and I had to split my ram up into
> blocks for each VM to use.  This means a healthy machine with say 4 gig of
> ram, to be able to run multiple VMs would have to have, I would say, at
> least a gig of ram each.  Is that right? Then you could run 4 VMs on a
> single box?  So if you wanted more VMs then you would need to get more
> RAM.
> Depending on the initial OS your running, you would probably have to
> upgrade
> your OS to be able to use the extra RAM you put in as well.
>
> Software
> ---------------
> How would running VM help with software licensing?  You basically run each
> VM as its own independent OS don't you?  So if you had 4 VMs running, that
> means 4x OS licenses, 4x CF licenses, then FTP servers and any other stuff
> you need to run on it.  Wouldn't that then increase the cost?  Or is it
> for
> the machine itself? So could I install and run a single CF license on
> multiple VMs legally without having to purchase a new license for each VM?
> Not to mention the initial OS license cost for the machine itself.
>
>
> I know you have the advantage of quickly being able to set up new VMs by
> duplicating an existing one, but at what cost to the server.  I wouldn't
> imagine you could run VM server farms, although that would be good if you
> could.  2 VMs on a single machine clustered. Mmmmmmm interesting for my
> feeble mind.
>
> Mind you, this whole topic of VMs is out of my realm of experience, so
> would
> be great to get some feedback/advise/pointers/corrections on what im
> saying
>
>
> Steve
>
>
>
>
>
>
>
>
>
>
>
>
> >
>


-- 



Senior Coldfusion Developer
Aegeon Pty. Ltd.
www.aegeon.com.au
Phone: +613  8676 4223
Mobile: 0404 998 273

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