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 →

PVS vs MCS – Part 7: Summary


As Q said in the final episode of Star Trek: The Next Generation, "All good things must come to an end" and after 6 previous blogs focusing on deciding between Provisioning Services and Machine Creation Services, it is time to end. As I explained, over the past 5 years, improvements were made to Provisioning Services... Continue Reading →

PVS vs MCS – Part 6: Architecture


This is part of a series comparing Provisioning Services and Machine Creation Services Part 1: Resource Delivery Options Part 2: Scalability Part 3: Storage Optimization Part 4: Deployment Part 5: On-going Maintenance Part 6: Architecture Part 7: Summary In the previous blogs comparing PVS with MCS, I focused on functionality within each technology, but this... Continue Reading →

PVS vs MCS – Part 5: On-Going Maintenance


This is part of a series comparing Provisioning Services and Machine Creation Services Part 1: Resource Delivery Options Part 2: Scalability Part 3: Storage Optimization Part 4: Deployment Deploying Machine Creation Services is extremely easy as there is nothing to deploy. Deploying Provisioning Services is easier with Hyper-V Gen2 VM support and the single-stage Boot... Continue Reading →

PVS vs MCS – Part 4: Deployment


This is part of a series comparing Provisioning Services and Machine Creation Services Part 1: Resource Delivery Options Part 2: Scalability Part 3: Storage Optimization Part 4: Deployment Part 5: On-going Maintenance Part 6: Architecture Part 7: Summary So far, the latest analysis between Machine Creation Services and Provisioning Services included within XenApp and XenDesktop... Continue Reading →

PVS vs MCS – Part 2: Scalability


This is part of a series comparing Provisioning Services and Machine Creation Services Part 1: Resource Delivery Options Part 2: Scalability Part 3: Storage Optimization Part 4: Deployment Part 5: On-going Maintenance Part 6: Architecture Part 7: Summary In Part 1 of the PVS vs MCS debate, we saw Provisioning Services bridges the gap between... Continue Reading →

PVS vs MCS – Part 1: Resource Delivery Options


This is part of a series comparing Provisioning Services and Machine Creation Services Part 1: Resource Delivery Options Part 2: Scalability Part 3: Storage Optimization Part 4: Deployment Part 5: On-going Maintenance Part 6: Architecture Part 7: Summary Five years ago, Citrix released Machine Creation Services.  As a way to help admins decide between Provisioning... Continue Reading →

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