| By Hovhannes Avoyan |
Article Rating: |
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| October 16, 2012 10:27 AM EDT |
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1,088 |
This Week in Website Performance is a new weekly feature of the Monitis blog. It used to be featured on the Monitor.Us blog, but we decided to share this awesome compilation of website performance articles with our readers at Monitis as well. It summarizes recent articles about website performance. You can check out the Monitor.Us weekly articles archives here.
Author: Zhirayr.
There is an abundance of metrics that can be monitored, and selecting an efficient subset to utilise is a science. This article from Monitis describes how they use the mathematical procedure Principal Component Analysis to select a set of key metrics for effective monitoring.
Author: Ilya Grigorik.
mod_pagespeed is an open source Apache module designed to automate all of the popular web performance best practices: minification, inlining, spriting, image optimization, concatenating files, sharding, and the list goes on. mod_pagespeed installs an output filter which detects and stream-parses HTML content. Output rewriting can use a variety of filters, from removing whitespace to compressing images, in order to improve optimisation of delivered URL assets.
Author: Stephen Pierzchala.
Although performance optimization usually leads to performance improvement, they are not the same. Performance improvement is the art and science of making online applications faster, while performance optimization is the art and science of making online applications efficient. Using the homepage of a high-end specialty retailer, this article will show the results of focused performance optimization.
Author: Joshua Bixby.
It can be difficult to obtain real-world mobile performance numbers. This mobile performance article from Strangeloop develops a reliable methodology for measuring performance over cellular networks. Their lab conditions are shared here for anyone to easily recreate.
Author: Anlu Wang.
Over at Mixpanel they are running Django on nginx. Server deploys and failovers are handled without any service disruption. Anlu Wang goes over how they accomplish that as well as mentioning a couple of other methods they could have used.
Author: Sheeri K. Cabral.
If BigData is part of your world, than you would be interested in hearing Paypal’s Daniel Austin’s MySQL Connect session. PayPal has a lot of data distributed geographically and uses MySQL Cluster rather than NoSQL as many would recommend. Sheeri Cabral liveblogged the session details for those of us who couldn’t be there.
Author: Billy Hoffman.
There has been recent news of the CRIME attack which affects SPDY and SSL/TLS. Latest updates to Chrome and Firefox have already provided a patch, at the expense of some compression. Billy Hoffman of zOompf presents an article detailing this vulnerability.
Author: Ali Gajani.
Ali explores 3 key metrics of YSlow software:
- Using a CDN
- Scaling Images in CSS
- Fewer HTTP requests
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Hovhannes Avoyan is the CEO of Monitis, Inc., a provider of on-demand systems management and monitoring software to 50,000 users spanning small businesses and Fortune 500 companies.
Prior to Monitis, he served as General Manager and Director of Development at prominent web portal Lycos Europe, where he grew the Lycos Armenia group from 30 people to over 200, making it the company's largest development center. Prior to Lycos, Avoyan was VP of Technology at Brience, Inc. (based in San Francisco and acquired by Syniverse), which delivered mobile internet content solutions to companies like Cisco, Ingram Micro, Washington Mutual, Wyndham Hotels , T-Mobile , and CNN. Prior to that, he served as the founder and CEO of CEDIT ltd., which was acquired by Brience. A 24 year veteran of the software industry, he also runs Sourcio cjsc, an IT consulting company and startup incubator specializing in web 2.0 products and open-source technologies.
Hovhannes is a senior lecturer at the American Univeristy of Armenia and has been a visiting lecturer at San Francisco State University. He is a graduate of Bertelsmann University.
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