General administration Archive
13 Oct 2015
Migration from MongoDB to TokuMX – Big performance gain
Benchmark About a month ago I’ve done some benchmarking. I’ve compared TokuMX, TokuMXse, MongoDB 2.6, MongoDB 3.0 and WiredTiger. My use case is mainly based on constant selects and updates, all at the same time. Inserts were made before actual select/update test. Here are my results: As you can see, TokuMX performed best. This benchmark
16 Jul 2015
Network Weathermap – Network Map Tool
Recently I came across a neat program written in PHP, called Network Weathermap (http://network-weathermap.com). It helps you with drawing a network map and shows live data on it. I never seen it before, although it’s been around for quite a while. I decided to post a tutorial of it because there are still people out
25 Mar 2015
Sysadmin Open Source Landscape
Idea I decided to take up a small side project. That is the reason why I didn’t write new blog posts in last month or two. (No I didn’t run out of topics to talk about ) The idea of a project came out of all those questions on the web, where people ask what
13 Dec 2014
GMVault – Probably your nr. 1 email backup solution for Gmail
GMVault program It’s a neat little program I just recently discovered that lets you backup and restore your Gmail account along with your chat logs. It’s open source, can run on Mac, Windows and Linux. It’s really robust, prone to network/IMAP errors and fast. So far I used fetchmail to backup my Gmail emails, but
02 Oct 2014
Amazon ELB and AutoScaling scripts
AutoScaling Amazon itself doesn’t provide Auto Scaling scripts, so you have to write your own ones. It’s up to you to decide when to start an instance and add it to load balancer. We can achieve this with API calls and for this purpose Amazon even provided a CLI. Link to CLI tools: http://aws.amazon.com/cli/ (Note: For