share what knowledge I know about Linux.
In this post, I will discuss one VPN that is quite widely used, namely IPsec VPN. Quoted from Wikipedia “In computing, Internet Protocol Security (IPsec) is a secure network protocol suite that authenticates and encrypts the packets of data to provide secure encrypted communication between two computers over an Internet Read more…
server monitoring is now a mandatory that must be done for every individual / group / company that owns a server, whether on-premise or on-cloud. Especially if the servers that are owned are many. We need a tool or application that can help monitor it all. Therefore, Grafana is here Read more…
In the previous article I discussed how to install Prometheus on Linux. This time, as promised, I will share information about how to install node_exporter on linux. Before we starting, need to know, node_exporter is an OS / Server exporter of Prometheus. Where node_exporter itself acts as a metrics collector Read more…
Quoted from Wikipedia – “Prometheus is a free software application used for event monitoring and alerting. It records real-time metrics in a time series database (allowing for high dimensionality) built using a HTTP pull model, with flexible queries and real-time alerting. The project is written in Go and licensed under Read more…
For a system administrator like me or DevOps and also a Cloud Engineer, where almost every job deals with the CLI (command line interface). Often we install and uninstall an application. To the extent that we don’t even memorize what applications are already installed on our server. For that I Read more…
In linux, there is a kill command available which functions to stop a process running that we want. For example, on my Linux desktop I run an application and the application has no response and then I can’t close it with the close button. I just need to end the Read more…
Want to record what we do or do on Linux? Of course, I can. We can use an application called Kazam. Kazam is one of the best applications for screen recording on linux. With this application we can record the screen, be it the entire screen, record windows or just Read more…
In my post this time, I will discuss how to install nginx and certbot on docker. Why do I use docker for nginx and certbot installations because in my opinion using Docker the process is faster, setup is easy and simple. We can also save the image we created in Read more…
Timezone or timezone plays an important role in a vps server, because on average every time we install Linux OS on a vps, the default timezone that will be used is UTC ± 00 (Universal Time). So, those of us who are in Indonesia certainly use the time between WIB Read more…
For developers who usually work on web-based applications, they must be familiar with localhost, right? yes, localhost is the usual domain nameserver and is the default used when we run the webserver on our personal computers. But, did you know that we can customize the nameservers so that they are Read more…