Author: Jarek

Shrinking VirtualBox VMs

This article is note to self, as I just gather information from other sites: https://www.howtogeek.com/312883/how-to-shrink-a-virtualbox-virtual-machine-and-free-up-disk-space/ http://www.surfacetablethelp.com/2016/06/fix-ssd-optimize-drives-not-available-in-windows-10.html https://www.techrepublic.com/blog/tr-dojo/delete-hiberfilsys-by-disabling-windows-hibernate-function/ https://windirstat.net/download.html

Proxmox: enp0s31f6: Detected Hardware Unit Hang

Since a few weeks, my Proxmox lab has started having issues with on-board network. The adapter enters in “hang” state, the logs are full of recurring errors like below:

Initially I was suspecting a hardware issue but after replacing