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ODG SAN/VMware Implementation. Agenda. What model did we have? What limitations were we experiencing with this method? What were our business drivers to move to server virtualisation and a SAN ? What were the price trends for storage? What products and partners did we choose and why?
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Agenda • What model did we have? • What limitations were we experiencing with this method? • What were our business drivers to move to server virtualisation and a SAN ? • What were the price trends for storage? • What products and partners did we choose and why? • What benefits did we achieve? • What are we planning next? • Any Questions?
What model did we have? • We had the direct attached storage model at ODG • Disk drives were housed either within the server or directly connected via SCSI to external storage bays • Server proliferation (despite best efforts) was growing on the basis of one app per server exponentially
Limitations we experienced? • Inflexible Resource Sharing • Duplication of data • Out-of-date information • Unbalanced load • Backup Complexity • Multiple backup devices • Multiple software licenses • Harder to troubleshoot complex jobs • Backup windows • Hardware Proliferation • More equipment meant less space • More setup time • More hardware to troubleshoot and fix
What were our business drivers to move to a SAN\Virtualised infrastructure? • Data growth increasing exponentially • New requirements by clients • Compliancy laws (IT and Media) • Service hosting for CMS • Service hosting for Data Warehousing • Implementation times • Space/heat/power • Scalability • Better load balancing of data and resources • Limited IT resources
What were the price trends for storage? • Storage capacity increases year on year and therefore becomes cheaper with time. • With that in mind, it made more sense to buy a modular storage model and increase it as and when the company requires it.
What products and partners did we choose and why? • Virtualisation product • VMware ESX 3i • Features • HA • DRS • VMotion • Support
What products and partners did we choose and why cont? • SAN Vendor • Equalogic • Ease of use • Speed of implementation • Scalability • Features • Snapshots • Replication • Clones • Costs
What products and partners did we choose and why cont? • Implementation partners • Coal IT • Staff ethos • Knowledge of our requirements and technical expertise • Willingness to go the extra mile
What benefits did we achieve? • Server Consolidation (15:3) • Availability • SAN storage has been more reliable than DAS attached disks • Improved resource sharing • Disk utilisation • Reduce wasted space • Improve performance • Management • Manage all storage globally from a single console • Faster provisioning of storage • Reduced downtime for changes to configurations • Backup • Snapshots • Fewer devices
What are we planning next? • Complete the server migration to virtualisation • Begin beta trialling Lab Manager/Stage Manager for CMS system • Implement Site Recovery Manager • Implement a 4 tier storage solution as part of our digital workflow project