We Screwed Up

We did a deployment this afternoon at around 2:15 PM Eastern that updated some of our infrastructure (a new version of SQS, which is the queuing service from Amazon that we use).  We had done testing on it in our test servers,…

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Availability Update – May 2013

Knock on wood.  Our availability improvements in 2012 have proven to keep us on track. Even with a massive upgrade with Clubs earlier this week we have zero downtime in 2013.  I hope we didn’t just jinx ourselves!

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Availability During Updates and Upgrades

Today we made a nice update to our Discount/Membership capabilities to better support Triathlons by giving Race Directors and Triathletes a very simple way to add USAT Insurance.  To accomplish this, we needed to update some pages for race directors as well as…

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Continuous Delivery of New Code

As anyone who uses RunSignUp knows, we  are rapidly innovating – just take a look at this blog.  There are several secrets to our fast cycle time – great developers, limited scope and focus just on the running market, wonderful customers who…

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Fault Tolerance

We had a problem with one of our load balancers in the middle of the night from a bit after midnight until about 1AM.  Two cool things: 1. No users noticed it since there are at least two in service at any…

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2012 Availability Report

We’ve done a lot of work this year on improving the availability of our Service.  Over the past several months we have moved to completion of that in parallel with our scalability project and have reached a point of stability and the…

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50,000 Registered Users in 7 Minutes!

Our Scalability project has reached success!  We have eclipsed our goal of doing 50,000 registrations in 10 minutes – completing the task in only 7 minutes.  This means RunSignup is simply the most scalable registration system in the world – able to meet the…

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Amazon Cloud Conference

I just came back from the Amazon Cloud Conference.  I am more convinced than ever that we made the right decision a year ago to move to the Cloud.  Amazon now has hundreds of thousands of businesses from 190 countries now using…

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More Reliability!

We did a very interesting upgrade today on RunSignup.  In technical terms, we added something called Session Replication.  And we did this across two Amazon Availability Zones by duplicating our memcache session servers. What this means is that if one of Amazon’s…

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Scalability Update – November 2012

We still have a lot of work to do, but the progress so far is really good. We have a great test suite designed where we can deploy any number of test servers to emulate any number of runners registering for a…

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