Category Archives: Virtualization

Well this is embarrassing, my 11 years old workstation crashed while I had several VMware Workstation guests running (thanks for all those years of flawless runtime!). All my VMs had auto-snapshots enabled, meaning that VMware Workstation was automatically taking snapshots of my development VMs every day. Guests VMs with snapshot does not react so well… Read More »

I was a bit stunned when I attempt to deploy the vSphere Replication Appliance on a new v6.7 cluster. The Next button on the very first page where you select the template files just never turned blue (it always stayed grey) after selecting the files, just like if I did not selected all the files… Read More »

This issue appear to be banal, but actually consumed precious (lost) time of my day deploying a vCenter Server Appliance on an external Platform Service controller, version 6.5. At the “Install – Stage 2: Set Up vCenter Server Appliance”, you are asked for Single Sign-On infos of the PSC appliance. Clicking next, you may encounter… Read More »

VMware vCenter is now shifting toward the all in one appliance running Photon OS, a Linux container optimized operating system by VMware. Whatever you have lost your password or the deployment failed and the supplied password was not applied, you will need to reset it. To do so, simply the following procedure : 1. On… Read More »

I recently encountered the following message trying to copy a ISO file located on a datastore : Expected put message. Got: ERROR Unfortunately, this message isn’t telling us much. However by deduction, this error is caused by some lock on the file because already in use in some way. Make sure that no virtual machine… Read More »

Upgrading from vCenter 5.5 to 6.0? Then you might have run into the following issue during the setup : The range of ephemeral TCP ports on this system is 1025 to 65534. This range of ports is too large and the system must be reconfigured to use a smaller ephemeral port range before the install can… Read More »

If the error message below show up while you are trying to modify the virtual hardware of a VM, this mean that the host that you are editing the VM from is linked to a vCenter server. Reconfigure virtual machine <VM_Name> Access to resource settings on the host is restricted to the server that is… Read More »

If you are running vSphere vCenter, you might have encountered the following error trying to modify virtual hardware (vDisk) on a VM directly from a host instead of doing it through vCenter : Access to resource settings on the host is restricted to the server which is managing it This behaviour is actually expected, some… Read More »