XenServer PVS Accelerator Cache Sizing


How large should we make our PVS Accelerator cache? Too large and we waste resources. Too small and we lose the performance. Let's take a step back and recall our best practice for sizing the RAM on Provisioning Services.  We would typically say allocate 2GB of RAM for each vDisk image the server provides.  This... Continue Reading →

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Provisioning Services Accelerator


An interesting new feature was included with the XenServer 7.1 release: Provisioning Services Accelerator. In a single sentence, PVS Accelerator overcomes PVS server and network latency by utilizing local XenServer RAM/Disk resources to cache blocks of a PVS vDisk to fulfill local target VM requests. Take a look at the demo video to see: https://www.youtube.com/watch?v=l_vhMf3SFks... Continue Reading →

Provisioning Services Read Cache


As you can see, I've spoken numerous time about the Provisioning Services RAM Cache with Disk Overflow capability. Windows 10 IOPS Video Proof Reducing IOPS to 1 Read/Write Ratios XenDesktop 7.5 IOPS Digging deeper into IOPS ESG Spotlight on IOPS So yes, I like talking about this topic.  But now, I'm going to talk about... Continue Reading →

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