Proxmox Backup Server timeout on disk initialization

I installed Proxmox Backup Server several times, both on bare metal and virtualized inside Proxmox VE. This time I did it in PVE as virtual machine and encountered an issue while initializing disk with GPT, creating directory, LVM or ZFS. In other words, I was unable to create any datastore at all. So there is CLI that can help us: And that’s all, it works fine. In UI I got…

Proxmox VE & pfSense on Hetzner dedicated servers

There is not too much a precise documentation from Hetzner available if you want to know what exactly you should do to run dedicated servers with primary and secondary public IP, virtual machines and vSwitch. There are some articles but they are written in non-informative way. However their support is on very high level so far, they respond quickly. Debian & Proxmox Installation So, to go with Proxmox on Hetzner…

Proxmox node out of cluster

I was replacing drives and memory in one of servers and out of a sudden node was unable to start. When finally it booted it was gone out of cluster. Weird. This node has been installed on SSD drive which had 2 years or constant runtime. Debian prompted with some file system issue at one and another time. After few reboots finally it booted successfuly but node was unable to…

Multiple ZFS pools on single drive

Image a hypothetical scenario having two 512 GB drives and want to use a Proxmox ZFS VM replication onto a second server with one 1 TB drive. Solution is quite simple. By using fdisk, create two primary partitions on the bigger drive and then go to Disks.ZFS.CreateZFS and you will be able to select a partition for the particular pool. One downside of such a setup is that ZFS liks…

DEGRADED ZFS pool, hard disk failure

I own a preowned HP z800 workstation. As purchased it contained HDD inside – Western Digital WD5000AAKX-75U6AA0, SATA III, 500GB, 7200 RPM, 16MB of cache. Unfortunately it passes SMART and do not show wearout metric. However going into detailed information we get: Raw_Read_Error_Rate has positive value of 11, threshold is set to 51. Having 11 685 hours of runtime it should understandable that it might break and it did actually.…

Proxmox’s nesting setting with WordPress container

If you happen to use Proxmox’s LXC which stands for Linux Containers, then you might be interested in this one. Proxmox has this turnkey containers available to download from its UI. Among them there is WordPress. If you create a container using template then while creating remember to select nesting=on, because without this it will show permission denied on starting Apache2. Not quite familiar with nesting option but it is…

Install qemu-guest-agent with Ansible on Proxmox 7.2

I already have over 10 virtual machines in my home virtual environment. It is the number I find enough to start using some automation tools like Ansible. Installing Ansible on Ubuntu or CentOS systems is straightforward, just use regular apt or yum commands. With Ansible you can use commands or create scripts. First you should start with hosts definition file which by default is located at /etc/ansible/hosts. You can use…

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