Reading Time: 3 minutes I wrote my first blog on 21st November 2018 and here I am, less than a couple of years later – one of my blogs (Home Lab Setup – Nested ESXi Host’s networking for NSX-T) being the first to cross 10K views and few more in the pipeline to reach the same milestone. NSX-T Installation Series is the big contributor (so far) which has been profoundly recognized and appreciated. Earlier this year, I witnessed almost half a million hits on shuttleTITAN.com…
Tag: vSphere
vCenter GUI ‘error’ – “no healthy upstream”, vCenter server (vmware-vpxd) service would not start!
Reading Time: 2 minutes vCenter GUI shows an error – “No healthy upstream”. Trying to start “vCenter Server (vmware-vpxd) Service” shows – “An error occurred while starting service ‘vpxd’”. Trying to access vCenter login page would show – “[400] An error occurred while sending an authentication request to the vCenter Single Sign-On server – An error occurred when processing the metadata during vCenter Single Sign-On setup – Failed to connect to VMware Lookup Service https://
PCI Passthrough – “Module ‘DevicePowerOn’ power on failed….Device x:y.z is already in use”
Reading Time: 2 minutes A Virtual Machine running on ESXi Host would not power on and gets stuck at 88% until it errors with the message “Module ‘DevicePowerOn’ power on failed. Failed to start the virtual machine. Device x:y.z is already in use”. This is a quick blog to help anyone with a similar PCI Passthrough (Passthru) issue I faced recently…
PCIe Bifurcation – What is it? How to enable? Optimal Configurations and use cases for NVMe SDDs/GPUs
Reading Time: 7 minutes One of my colleagues asked me about “Bifurcation” when it came in a discussion about running multiple NVMe drives from a single PCIe slot. As I explained “what it is” and why one should consider it before making a motherboard purchase, I shared my own home lab experience. This blog shares the insight of PCIe Bifurcation, how to enable it by understanding the motherboard layout/architecture, optimal configurations and three(3) use cases focusing on NVMe SSDs and GPU…
VMware vExpert / vExpert Subprogram – What is it? Eligibility, Acceptance Criteria, Benefits and how to apply?
Reading Time: 3 minutes I am honoured to be part of the vExpert and vExpert NSX subprogram for two consecutive years (2019 and 2020) now, it has not only provided me the platform to share my knowledge/blogs with the further wider vCommunity but has also introduced me to many skilled and talented individuals to learn from. Therefore, I thought it would be a good opportunity to write a blog on expanding the vExpert Program for many of the aspirants out there…
NUMA | vNUMA | Should we consider “Cores per socket” VM configuration in vSphere?
Reading Time: 6 minutes This blog is a consolidation (one reference point) to understand NUMA, vNUMA, “why it is important in the world of hypervisors?”, changes in vNUMA from vSphere v6.5 onwards, advance configuration overrides, rule of thumb, recommendations on “Cores per Socket” VM configuration for vSphere v6.7 and v7.0…
NSX-T Installation Series: Step 11 – Configure Edge Transport Node
Reading Time: 3 minutes This blog is the “Step 11” of the NSX-T Installation series, where we will discuss Edge Transport Nodes, its networking design and step-by-step instructions on how to configure one…
NSX-T Installation Series: Step 10 (Option 2) – Install NSX-T Edge VM on ESXi using NSX-T Manager UI
Reading Time: 4 minutes This blog is the “Step 10 (Option 2)” of the NSX-T Installation series, where we will discuss NSX-T Edge Nodes, Edge Transport Node design and step-by-step instructions on how to install NSX-T Edge VM on ESXi using NSX-T Manager UI…
NSX-T Edge: “get managers” command returns “No Managers Configured”
Reading Time: 2 minutes Knowledge increases by sharing it… There are different options to Install/Deploy NSX-T Edge Appliance i.e. from UI or CLI, VM type or on Bare Metal server. The command line options have a manual step to join the NSX-T Edge Appliance to the management plane but one
NSX-T Installation Series: Step 10 (Option 1) – Install NSX-T Edge VM on ESXi using vSphere UI
Reading Time: 5 minutes This blog is the “Step 10 (Option 1)” of the NSX-T Installation series, where we will discuss NSX-T Edge Nodes and step-by-step instructions on how to install NSX-T Edge VM on ESXi using vSphere UI…