Removing CEPH from Proxmox Cluster Rumi, July 23, 2025 I found this works well to completely remove ceph and config: systemctl stop ceph-mon.target systemctl stop ceph-mgr.target systemctl stop ceph-mds.target systemctl stop ceph-osd.target rm -rf /etc/systemd/system/ceph* killall -9 ceph-mon ceph-mgr ceph-mds rm -rf /var/lib/ceph/mon/ /var/lib/ceph/mgr/ /var/lib/ceph/mds/ pveceph purge apt purge ceph-mon ceph-osd ceph-mgr ceph-mds apt purge ceph-base ceph-mgr-modules-core rm -rf… Continue Reading
Install Jitsi on Ubuntu 22.04 / 22.10 Rumi, April 30, 2025 Make sure your system is up-to-date and required packages are installed: Run as root or with sudo: # Retrieve the latest package versions across all repositories sudo apt update # Ensure support for apt repositories served via HTTPS sudo apt install apt-transport-https On Ubuntu systems, Jitsi requires dependencies from Ubuntu’s universe package repository. To ensure… Continue Reading
Create Proxmox Backup Server (PBS) on Debian 12 Rumi, April 19, 2025 Preparation – Required Ports If you need to open up a firewall, or perform port-forwarding, below are the ports you need to know about: 8007 (TCP) – Almost all communication happens over this HTTP TLS connection. 80 (TCP) – optionally required if wish to make use of Let’s Encrypt HTTP-based… Continue Reading
Add Physical Drive in Proxmox VM Guest Rumi, April 19, 2025 Step-1: Check the block disk status- lsblk Step-2 Check the blockid of the system- blkid Step-3 Now list the device by ID- ls -n /dev/disk/by-id/ Now add the disk to the Virtual Machine Instance- /sbin/qm set 105 -virtio1/dev/disk/by-id/ata-HGST_HGH728570ALE604_VKGRZ09X Here- 105- is the VMID virtio1- is the disk ID number, assuming… Continue Reading
Mount a drive permanently with fstab in Linux Rumi, April 16, 2025 Step 1: Find the UUID of the drive First, you need to find the UUID of the drive you want to mount. You can do this by running the following command: sudo blkid This will list all the drives connected to your system along with their UUIDs. For example, the… Continue Reading
Proxmox 1:1 NAT routing Rumi, March 30, 2025 Background: The objective was to serve VM’s default route via private network Public IP with no default route More control over firewalling policy over the VM (which is not covered in this post) Automation via DHCP on VM provisioning (This too no covered in this post) D-NAT to the VM… Continue Reading
Install Proxmox Backup Server on Debian 12 Rumi, February 12, 2025February 12, 2025 Set Hostname. Edit /etc/hostname. # nano /etc/hostname Overwrite the file with following content and save using Ctrl + X then Enter. pbs.example.com Edit /etc/hosts. # nano /etc/hosts Add the following line and save the file using Ctrl + X then Enter. 127.0.0.1 pbs.example.com Reboot the server. # reboot Check if the system hostname matches your subdomain. Continue Reading
Install Uptime Kuma on Debian 12 Rumi, January 25, 2025 Log into the Linux device. Run the following commands in a terminal window# update software repositories sudo apt update # install available software updates sudo apt upgrade -y # install prerequisites sudo apt install git curl -y # add nodejs software repository curl -sL https://deb.nodesource.com/setup_current.x | sudo bash – #… Continue Reading
Install HAProxy on Ubuntu 20.04 Rumi, January 18, 2025 Prerequisites To follow along with this HAProxy tutorial, you require the following: A set of 3 Ubuntu 20.04 servers configured with private networking. Please refer to the guide on How to Create a Private Network to set up private networking for your Vultr servers. Your servers should be in the… Continue Reading
mirrorlist.centos.org no longer available – updating centos 8 repository Rumi, January 18, 2025 mirrorlist.centos.org doesn’t exists anymore. From the .repo file: # The mirror system uses the connecting IP address of the client and the # update status of each mirror to pick mirrors that are updated to and # geographically close to the client. You should use this for CentOS updates #… Continue Reading