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Performance

Revive aptitude package manager in Ubuntu and Debian

Overview

I have always struggled with aptitude package manager, with all those broken packages making management harder. We may use apt-get remove or autoremove to remove unwanted broken packages but all this may fail leaving you stuck with bad looking warning Read More →

Speed up apache using mod_pagespeed module from google on CentOS, RHEL, Fedora, Debian, Ubuntu

Overview

mod_pagespeed is an open source module developed by google for apache web server to enhance its performance. This open-source Apache HTTP server module automatically applies web performance best practices to pages, and associated assets (Source). It reduces page load Read More →

Make SSH lighting fast. How to fix delay in SSH Login?

Overview

SSH or Secure Shell is a popular way to connect to a server, switch or router for management and administrative purposes. One common issue that Linux administrators encounter is the delay in ssh login. The time lag from accepting the Read More →

How to measure the Latency and Throughput of your webserver

Overview

If you are using a web server to host a website, chances are you not only wish to keep your website up all the time but to make it fast. Before you squeeze that extra bit of performace from your Read More →

Speed up query performance by enabling MySQL query cache.

If your front end website does talk to mysql a lot, it is always a better idea to enable query cache. Query cache speed up query processing and thus increasing the performance. The cache will store all the most recent Read More →
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