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Got a question about load balancing? Considering a few vendors and want some input? Just shoot me an email:tony at lbdigest dot com.
I may even use your question as a post so that it may help others (anonymous, if you so choose).
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Performance Archive
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One Arm, One Network, To Rule Them All
Posted on October 25, 2009 | 1 CommentOk, I’m not really a Tolkin fan (you dare speak such heresy! -ed), but I couldn’t resist the nerd reference. Especially from a guy with a license plate that says “NERD 1″ (I’m not kidding). This post covers network topology, which is how the load... -
Your Epic Fail: Fast or Slow?
Posted on October 11, 2009 | No CommentsIn the load balancing world, many vendors have the concept of “sorry servers”, or “backup server farms/pools”. Essentially, if most or all of your primary servers are down, traffic is redirected to a backup server(s) containing either reinforcements of the same web application, or a... -
Quick and Dirty Performance Testing With Apache Bench
Posted on February 5, 2009 | No CommentsIf you need a quick and dirty way to throw some load onto a load balancer/ADC or web server, Apache comes with a great tool called Apache Bench. Since it’s an HTTP client, it will of course work with any server, not just Apache-based servers.... -
Postcards From The Application World
Posted on June 18, 2008 | No CommentsI came upon an interesting post by Leonard Lin, a developer and (according to Linked In) former Yahoo!-er. It’s called Internet Asshattery, Armchair Scaling Experts Edition, and talks about issues with scaling a rapidly expanding application infrastructure. Among the things I like about the article... -
SSL Transactions Per Second: What do you need?
Posted on April 23, 2007 | No CommentsWhen shopping for an SSL acceleration device, whether it’s integrated into a load balancer or a stand-alone device, I’ve noticed people tend to vastly overestimate their needs when it comes to TPS (Transactions per Second). Users might balk at 1,000 TPS. After all, 1,000 SSL... -
Powerpoint on Database Load Balancing for Flickr
Posted on March 28, 2007 | No CommentsI posted this in reference to a question about load balancing database servers. It’s a PowerPoint given at a PHP conference in ’05 given by John Allspaw of Flickr. It’s quite a good read, and talks about challenges that they faced when massively scaling an...