Linux

I miss the time when I was still exploring a lot of things in the Linux world. Nowadays, I’m mostly working with servers that are pre-provisioned and almost ready out of the box. Those are nice conveniences for work. I decided though to go back and be like me again ten years ago. Requirements: Experiments with small dedicated server It should be encrypted on disk. Have fun while doing it. Server Providers I looked into two dedicated, Kimsufi and One Provider seems to fit my needs....

Increasing disk space without downtime. So in our team, we had to resize an instance disk because it’s getting full, this is our experience. For the first time we search on how to do this, there are many articles written about it and most of them require to stop the system and detaching a volume. But there must be a real doc from aws itself, that is most likely up to date....

So I want to run Elasticsearch on a very limited memory machine and I keep running on this error: cannot allocate memory. Did some research and found this docs on increasing max_map_count: echo "vm.max_map_count=262144" | sudo tee -a /etc/sysctl.conf sudo sysctl -w vm.max_map_count=262144 But the problem still persists, turns out memory still actually still not enough. I want don’t to upgrade the memory since I just want to test things out and I have no plan on running it on production....

You have a new laptop, you install ArchLinux on it and seems like some things are missing. This is currently the case for me: one missing feature was “suspend”, my laptop just seems to boot as if I turned off everything, my application is not persisted another is a fix for my headphone noise issue, just to name a few… One of the few things you can try is to install the latest beta kernel....