Virtual machinesCitrixCitrix

Stephane AlbrechtProfessional ServicesProfessional Services

Virtual machinesVirtual machines

• Basics

HardwareHardware

Operating system and/or Hypervisor

Virtual Machine 1 Virtual Machine 2

Hardware 1

OS 1

A li i

Hardware 2

OS 2

A li iApplicationsset 1

Applicationsset 2

Virtual machinesVirtual machines

Hosted vs native

NativeHosted Native

Hardware

Hypervisor

Hosted

HardwareOperating system

H iVM1 VM2 VM3

Hypervisor

VM1 VM2 VM3

VM hostedh t it b d f ?what can it be used for ?

• Test desktop versions

• Development

f f• Proof of concept

VM nativeh t it b d f ?what can it be used for ?

• Have one separate VM for each main application

• Optimize hardware

h b f h l• Restrict the number of physical servers

VMs: Common advantagesVMs: Common advantages

• Only a specific application will not be availablewhen problems occur.

• Snapshots

• Run a different OS

VMs: Common advantagesVMs: Common advantages

• Manage resources efficiently

• Clone, move VMs to other hosts

• Easy backups

VMs: DrawbacksVMs: Drawbacks

• One VM = one OS license

• All the VMs are using the same hardware

kl d b h f h h d• Workload can be heavy for the hardware

CitrixCitrix

• Citrix ?Citrix Clients

Citrix Farm Access Gateway

Installed ACD/Labs Installed ACD/Labs Software

CitrixCitrix

Citrix advantagesCitrix advantages

• Thin client computersp• Run Windows based software on client computers

running different OS

Citrix advantagesCitrix advantages

• One place to update the software

• Add new users easily

f• Citrix farm

Citrix drawbacksCitrix drawbacks

• Need strong hardware on the Citrix server

• Bandwidth

k• Network

ACD/Labs specificACD/Labs specific

• Use of License Server

• SpecManager and ChemFolder v12 successfullyimplemented

• Performances/integration issues

Special thanks to Peter Frank