Windows 11/10 and WSL 2 DevOps environment
Posted inWindows Server

Windows 11/10 and WSL 2 DevOps environment

In this post I showed you how you can turn Windows 11 and Windows 10 with WSL into a fully fledged development environment. Here are the settings and tools I use for DevOps/SysOps on Windows. It may take some getting used to, but if you're as shortcut-Ninja as I'm (I alt-tab, ctrl-c/ctrl-v a lot), you can work pretty fast in this set up.
15/08/2022Posted inWindows Server
High Performance MySQL
Posted inMySQL

MySQL InnoDB performance improvement: InnoDB buffer pool instances – Updated!

Are you running into MySQL load problems? Learn how to optimize MySQL InnoDB Buffer Pool for a heavy InnoDB workload by configuring innodb_buffer_pool_instances and increasing read/write I/O threads. Dividing the InnoDB buffer pool into multiple instances can improve Disk I/O. By doing so, you run your database more efficiently and faster. Here is a little help for you.
10/06/2016Posted inMySQL
Recursive scp and symlinks
Posted inGNU Linux

Recursive scp and symlinks

Recursive scp without following symbolic links. When using recursive scp, symbolic links aren't preserved and are copied as if they are normal directories. So you have to look for another solution to recursively transfer symlinks over ssh. Here is one: Tar over ssh!
04/02/2016Posted inGNU Linux
Install Varnish Cache on CentOS 6.7
Posted inGNU Linux

Install Varnish Cache on CentOS 6.7

How to install and configure Varnish Cache on CentOS. Varnish is a web application accelerator also known as a caching HTTP reverse proxy. You install it in front of any server that speaks HTTP and configure it to cache the contents. Because Varnish Cache is really, really fast, web applications like WordPress, Drupal and Joomla can greatly benefit from Varnish Cache.
29/12/2015Posted inGNU Linux
Elasticsearch logo
Posted inGNU Linux

Install Elasticsearch on CentOS 6.7

Elasticsearch is a highly scalable open-source full-text search and analytics engine. It allows you to store, search, and analyze big volumes of data quickly and in near real time. In this article we'll go over the steps to install Elasticsearch on CentOS 6.7.
29/12/2015Posted inGNU Linux
SSH port forwarding in PuTTY
Posted inWindows Server

Tunnel RDP through SSH & PuTTY

Tunnel Remote Desktop (RDP) over ssh with PuTTY? Tunneling RDP over ssh comes in handy when the destination RDP port is blocked on a firewall and you need to perform remote administration on Windows Server. So here is how to set up a RDP SSH tunnel in Linux and Windows (with PuTTY).
28/04/2015Posted inWindows Server
Turn off swap
Posted inGNU Linux

Turn off swap

Swapping is costly for disk I/O and not every Linux server needs to have a swap partition and to start swapping. For instance, MySQL servers all have more than enough RAM available to do their work. Yet, when a swap partition is enabled Linux starts swapping, and that degrades MySQL database performance.
25/03/2015Posted inGNU Linux
MONIT - Barking at daemons. Monit is a small Open Source utility for managing and monitoring Unix systems. Monit conducts automatic maintenance and repair and can execute meaningful causal actions in error situations.
Posted inGNU Linux

Monit monitoring on Ubuntu 14.04 VM on Hyper-V

Set up a Monit monitoring service for your websites and services. Monit is a free and open source service monitoring application which can perform various event-based actions. Monit can send email notifications, restart a service or application, or take other responsive actions. We set Monit up on a Ubuntu 14.04 VM, built on Hyper-V. And we use Monit to monitor several websites, and send out notifications on downtime.
15/02/2015Posted inGNU Linux