Late Friday evening, Microsoft released their root cause analysis (RCA) for the Azure Leap Day Bug outage. My last two blog posts chronicled what I heard from Azure customers regarding the outage. I want to share that I was very pleased with the level of detail in Microsoft’s RCA. As we learned with the AWS [...]
Entries Tagged as 'Microsoft'
by Kyle Hilgendorf | March 12, 2012 | 6 Comments
by Kyle Hilgendorf | March 9, 2012 | 2 Comments
On February 29, 2012 (leap day), Microsoft Windows Azure experienced a significant cloud service outage. Microsoft announced the outage and resolution in their public blogs (http://blogs.msdn.com/b/windowsazure/archive/2012/03/01/windows-azure-service-disruption-update.aspx and http://blogs.msdn.com/b/windowsazure/archive/2012/03/01/window-azure-service-disruption-resolved.aspx). After the outage, I was able to interview customers of Azure that expressed to me that the outage was very impactful. During the outage last week, I [...]
by Kyle Hilgendorf | February 29, 2012 | 9 Comments
Today, Microsoft Windows Azure had an advertised outage. As of writing this blog, the outage is still in recovery mode. I spent the morning talking to a handful of Azure customers via phone, email, and Twitter. Here are some observations becoming quite evident and important learnings for cloud customers and cloud providers: Cloud providers continue [...]