Updated post: This article was published on December 2019. This is the normal way of installing Elasticsearch on Linux machines. You can follow this blog for setting up a three node Elasticsearch cluster on CentOS 8 as well. Instead of…
Author: Arunlal Ashok
Engineer at Endurance International Group. Linux lover.
Always happy for an open discussion! Write to arun (@) crybit (dot) com.
Always happy for an open discussion! Write to arun (@) crybit (dot) com.
[How to] Ways to monitor Prometheus exporters
How to monitor Prometheus exporters? Monitor application and node exporter, Prometheus. Python script to monitor Prometheus exporters from Prometheus servers. Different methods to monitor Prometheus exporters. API call to monitor remote Prometheus exporters A quick introduction to Prometheus Prometheus is an…
Install PuppetDB on CentOS 7
What PuppetDB can do in your architecture is unbelievable… Yeah!! I started learning the Puppet since few months ago and it’s quiet interesting. And the interesting part is the PuppetDB. It’s a puppet module to store agent nodes details. That…
[Solved] Bad Request This web server is running in SSL mode – Webmin – Ubuntu 12.04
Few months ago (Too long, these things happened during my initial days of work), I had faced this error while connecting to Webmin just after completing the installation. I had searched a lot and finally found one solution for this.…
How to rename an already existing screen session?
We already discussed different topics on “screen” command in our previous discussions. You can refer to our previous topics for more details on that. 1) Screen command usage 2) How to access attached screen after connection dropped? The screen command…
[Solved] Terminal not opening – Ubuntu
I was facing this problem on my PC yesterday (This is an updated post, this yesterday is long back!!). I had to use Xterm instead of Gnome Terminal. I searched a lot on Internet and finally got a solution. Error…
How to disable phpinfo(); in a shared environment/hosting?
The phpinfo() function in php has a lot of uses. Before going to disable the phpinfo function, you must learn the basics of it. Here is the link which helps you to create the phpinfo –> phpinfo() What is phpinfo()…