vCenter crash: duplicate key value violates unique constraint

The vCenter crash was initiated by a network storage switch failure that affected all the iSCSI LUNs in my home lab. The failure occurred as a result of changes I made to the switch's VLAN capacity, which necessitated a reboot. I approved the reboot request without thinking that I had my VMs running. The Switch [...]

By | 2023-02-06T03:47:13+01:00 February 6th, 2023|vCenter, VMware Posts, vSphere|0 Comments

HCX – How to create Network and Compute Profiles

In this second HCX - How to create Network and Compute Profiles about HCX Series blog post, I will address the Network Profiles. How to create them, and what the best practices and requirements are. In the previous HCX blog post, How to install-pairing HCX Manager and Connector I installed the HCX Cloud Manager and [...]

By | 2022-10-18T01:03:53+02:00 October 18th, 2022|HCX, vCenter, VMware Posts, vSphere|0 Comments

HCX Login error access denied using the default SSO administrator

In this blog post, I will provide a tip for quick troubleshooting when after deploying the HCX Manager, or HCX Connector, you have an HCX Login error access denied using the default SSO administrator. As we know, HCX uses vCenter SSO users/groups to login, and after a deployment, you try to login and get:  Access [...]

By | 2022-09-30T14:25:52+02:00 September 30th, 2022|HCX, vCenter, VMware Posts|0 Comments

How to remove a dead vSphere Replication from vCenter with JXplorer

While updating my homelab, particularly my vSphere Replication Appliance, one vCenter had a registered vSphere Replication that doesn't exist anymore. In this blog post, How to remove a dead vSphere Replication from vCenter with JXplorer, we will understand how to do this. Since early vCenter versions that, we know to remove any vCenter plugin or [...]

By | 2022-09-19T21:09:25+02:00 September 19th, 2022|vCenter, VMware Posts, vSphere|0 Comments

VMware launching a New vCenter Converter Beta

I rarely write about others' blog posts, but in this case, it is a very important tool for me(explained in this blog post). Just read a blog post from William Lam about VMware launching a New vCenter Converter Beta. According to William, It seems that VMware is bringing back the vCenter Converter or just VMware Converter. [...]

By | 2022-09-14T11:27:37+02:00 September 13th, 2022|vCenter, VMware Posts, vSphere|0 Comments

Cloud Director upgrade 10.4 NSX names matching IP error

In the last few days, I have been upgrading some of vCloud Director 9.7 and 10.2 to 10.4.x and found some problems with IP and hostname certificates. We discuss a similar error in this Cloud Director upgrade 10.4 NSX names matching IP error. I have discussed similar vCD errors before here, like this one HERE. [...]

By | 2022-08-30T13:28:59+02:00 August 30th, 2022|NSX, vCenter, vCloud Director, VMware Posts|2 Comments

Add disks to your VCF through ESXi vSAN hosts

When your VMware Cloud Foundation(VCF) SDDC Manager Workload Domain is getting full, you need to add disks to your VCF through ESXi vSAN hosts. Most of the changes you need to do in your vCenter should be done through the SDDC Manager. Not the case when you need physically add extra disks to your ESXi [...]

By | 2022-08-30T10:16:59+02:00 March 29th, 2022|vCenter, VCF, VMware Posts, vSAN, vSphere|0 Comments

How to update your vSAN HCL DB without internet

We know that some systems cannot be connected to the internet. In this How to update your vSAN HCL DB without internet, I will show how we can update our vSAN HCL DB without an internet connection. In my case, a VMware Cloud Foundation (VCF) doesn't directly connect to the internet, but I still need [...]

By | 2022-03-28T20:33:23+02:00 March 28th, 2022|vCenter, VMware Posts, vSAN, vSphere|0 Comments

How to add extra space to vCenter for the upgrade

When we try to upgrade vCenter Appliance if we have much data to migrate from one version to another (this is from 6.5 to 6.7 or 7.0), we need to have enough space in the root partition in the source vCenter Appliance (bear in mind that the upgrade will create a new VCSA VM). If [...]

By | 2023-06-07T09:41:32+02:00 June 18th, 2020|vCenter, VMware Posts|2 Comments

Insufficient resources to satisfy vSphere HA failover level on cluster

Configuring vSphere HA (High Availability) may not be excessively complex, but it is essential to adhere to specific guidelines. Failure to do so may result in inadequately configured vSphere HA and the occurrence of the error message "Insufficient resources to satisfy vSphere HA failover level on cluster." Even if sufficient resources are available for host [...]

By | 2023-06-08T18:27:18+02:00 November 3rd, 2018|vCenter, VMware Posts, vSphere|2 Comments