Thanks for everyone's help/advice on this, most helpful. Cheers, Chris ________________________________ From: thin-bounce@xxxxxxxxxxxxx on behalf of TSguy92 Lan Sent: Thu 31/01/2008 18:34 To: thin@xxxxxxxxxxxxx Subject: [THIN] Re: VMware & CPS 4.5 Our current production CTX environment = MPS 4.0, Win2k3 sp2 hosts on VMware ESX 3.5. Our standard VM build has 2 procs, 3gb ram and we average about 45+ user connections per host. Our environment is published app based, which lets us spread the load around a bit better, no full desktop. Physical boxes running VMware are HP blades, 16gb ram, 4 proc. Dependant on app load and usage, (we silo off the heavy use stuff) your mileage may vary. That link Greg sent has some good recommendations; from my own experience: - the vmware tools install by default adds a component into user profiles "hgfs.dat" which can be a pain to deal with. (greg's article covered this). Sort out how to handle this before allowing users to login. - Use manual DRS automation if you have a Citrix specific cluster setup in your ESX environment. Automated DRS vmotion during production hours with dozens of users connected can hang up a VM. We have virtual MPS 4.5 boxes in testing, but I can't say we've put any serious user load on them yet. HTH Lan On Jan 31, 2008 7:07 AM, Kelsey, John <JCKelsey@xxxxxxxx> wrote: We tried it in an ESX 2.5 environment and the performace was horrible. Supposedly its been greatly improved in an ESX 3 environment but we haven't gotten back to try it yet. ******************************* John C. Kelsey DuBois Regional Medical Center (: 814.375.3073 *: jckelsey@xxxxxxxx <mailto:jckelsey@xxxxxxxx> ******************************* -----Original Message----- From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf Of Chris White Sent: Thursday, January 31, 2008 08:58 To: thin@xxxxxxxxxxxxx Subject: [THIN] VMware & CPS 4.5 Hi, I've a customer who wants to run CPS 4.5 in a VMware ESX environment. This will be for production. Has anyone set this up in a live environment before? I've only ever set it up for a dev environment. Any tips or recommendations? Should I discourage them for doing this and use straight tin instead? Thanks for any help, Chris. 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