Krugle is the leading enterprise code search portal. It powers Open Search, a search engine of the top open source projects, Search code, defects, and other artifacts, browse activity, and review commits.

Monitoring clusters and Grids since the year 2000

This tutorial shows you how to build a log solution using three open source software components: Elasticsearch, Fluentd and Kibana.

Deploy an 512MB RAM and 20GB SSD cloud server in 55 seconds for $5/month. Simple, fast, scalable SSD cloud virtual servers.

mysqlslap is a diagnostic tool that can help you measure the performance of MySQL queries. This tutorial shows you how to perform tests of varying complexity, including a test that's practical for production environments with unknown queries.

Set up highly customizable monitoring with Sensu. This setup includes the Uchiwa dashboard and the ability to create custom check scripts and notifications, with an example to check whether Apache is running and to send an email alert.

logster - Parse log files, generate metrics for Graphite and Ganglia

AWStats Official Web Site - Get advanced graphical web, ftp or mail statistics with a logfile analysis (For IIS, Apache,... distributed under GNU GPL).

A summary of Linux profiling/monitoring tools