Category Archives: VSAN

Comparing Performance R5 vs R1 with and without Compression/Dedupe on All-Flash VSAN

I built a small 4-node all-flash VSAN for a specific use at my company. We didn’t need high performance, but we wanted the space efficiencies of dedupe/compression plus erasure encoding (in our R5). Note that FTT=1, I could have tested FTT=2 for R1 but not for R5 so I didn’t bother. Equipment: 4xDL380 Gen9 servers… Read More »

Creating All-Flash Diskgroups on DL380 Gen 9 using PowerCLI

In a previous post, I discussed how the Web Client makes it difficult to create hybrid diskgroups grouped by array controller. I provided a PowerCLI script to automate diskgroup creation for this case. With All-Flash, the same issues around array controller grouping exists. A new issue that I encountered is that the “new-vsandiskgroup” cmdlet that… Read More »

Behind the NAT: A Greenfield VSAN Deployment

I have been consulting with a group in my company to setup a new VMware environment that would consist of a central component in the datacenter and remote components in each of the remote locations. There would be firewalls and NAT’ing setup to isolate these environments from the rest of the company intranet. This post will… Read More »