Earlier today Graylog stopped processing messages but I didn’t realise for a good few hours. Eventually i found it wasn’t “Outputting” messages per the indicator in the top right.It was ingesting them, but not outputting them. The disk had run out of space. With the primary disk space issue resolved Elasticsearch showed all shards as […]
Set mail forwarding with SQL command line Let’s say you have an existing mail user user@domain.com, and you want to forward all received emails to another address forward@example.com, to achieve this, you can login to SQL server and update vmail database like below: If you want to forward email to multiple addresses, please create more […]
To add an Ubuntu 20.04 computer to your Active directory use the following steps 1 Update your system 2) Add the following repos 3) Set your hostname (if not already done) 4) Ubuntu comes with systemd-resolve that needs to be disabled to work with AD DNS servers 5) Update /etc/resolv.conf make sure you have the […]
I recently had a Proxmox server with limited amount of RAM (32Gb) that would randomly have VMs turn off. Now while ZFS should (and does) release RAM for other apps and services there is a bit of a delay in doing so causing the server to run out of resources and turn the VMs off. […]