I have been tuning my Home Lab network during my vacation. Private AI/ML, vGPU and VDI requires a fast Home Lab setup. I tweaked my Switch (Dell EMC S4112T-ON), UDM Pro, ESXi hosts, and also revisited the subnetting logic. I went over my servers’ BIOS CPU and RAM features and found out that default settings…
Tag: 100Gbe
Quick Guide on How to Use iperf3 to Measure Throughput Between Two ESXi 8.0 Update 3 Hosts or VMs
Preparation: Steps for Each Host: Testing: Final Steps: This guide will help you test network bandwidth between two ESXi hosts effectively using iperf3. Remember to restore the original security settings after completing your tests to maintain the security of your hosts.
How to configure Dell EMC S4112T-ON Switch OS10 RDMA over Converged Ethernet (RoCE)
I have often found it difficult to find commands that actually work because it seems that Dell Switch commands not only differ by OS version but can also vary based on the model, and of course, I do not rule out that there may be some differences according to the firmware version. This is a…
100G QSFP28 Home Lab (Home Micro Data Center) Speed Test- Phase 1
So, I rebuilt my home lab, re-installed my ESXi servers, set up vSAN, vMotion, and so on. 100Gb QSFP28 Speed Test Between ESXi Hosts I have been waiting so long to discover the actual performance with 100Gb NICs. William Lam told me that iPerf3 is included with ESXi. I just enabled SSH on each host….
Low Price DAC 100G QSFP28 and Cat6 Copper Trunk Cables – Phase 1
100G QSFP28 Passive Direct Attach Copper Twinax (DAC) Many enterprise switches and NICs can only use certified DAC/AOC and transceivers. Mostly they are very expensive. A good place to look for them is FS.com. They can provide cables for known brands like Cisco, Dell, HP, IBM, Juniper, Arista, Mellanox, and so on. They can even…
HP Mellanox CX455A 100GbE QSFP28 Network Controller PCIe x16- Phase 1
I was keeping an eye on different NICs when the right wave came. I managed to buy a CX455A. I bought 3 NICs because I have three servers where I can use them. One NIC was dead, and it got replaced very quickly with another. So, thank you to the eBay seller who sent me…
100GbE QSFP28 Switch Dell S4112T-ON (Phase 1)
I had been looking for a 100GbE switch for a long time, and I like that the switch has the exact number of ports for my home lab. Many 100GbE switches have more than 28 ports, but I don’t need as many. I need only three. The 100GbE QSFP28 is 2nd Generation and 4 x…
The Story of Buying 100GbE Port Switches – Phase 1
I have been monitoring 100GbE port switches on eBay for more than a year. Shopping on eBay is like surfing and trying to catch the big waves, looking for the right moments and being prepared. On eBay, sometimes it is possible to get a good price because data centers or companies start to replace their…
Home Lab 100Gbe Topology – Phase 1
Before setting up anything, I planned everything out on paper. Every single port was pre-planned before purchase. Many people have asked what software I used to make this topology and requested an editable copy of the topology picture. I use PowerPoint, Excel, and Word very often for simple design and brainstorming tools. I feel MS…
100GbE Network Upgrade for My Home Lab (Home Micro Datacenter): Upgrade – Phase 1
When I built a TrueNAS storage device and started copying files over at 1GbE speed, I realized how slow it was. I started understanding what the 1GbE means and began looking for ways to increase the connection speed and consider other possible bottlenecks. To get a maximum speed, you have to consider everything: What is…