Tag Archives: Scalability

What You Wish You Knew During a Crisis…

From my guest post at ContinuityInsights.com During a crisis, there is almost by definition a shortage of accessible information. Because of the time pressure a disaster creates, anything considered noise gets filtered out and ignored. However, if you could create … Continue reading

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Thoughts on Windows Azure Leap Day Downtime

I’d be remiss not to mention the Windows Azure Downtime on Leap Day.  Because of my employment at Microsoft I won’t speculate or say too much on the situation.   I have said before that cloud computing does not completely alleviate … Continue reading

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Through the Storm – Interview with Arterian IT Founder Jamison West

I recently had a chance to interview Jamison West of Arterian. Jamison, who founded the company that is now Arterian in 1995, envisions a future where every small to mid-sized company will have an IT partner become a vital part of … Continue reading

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Little Disasters Worse Than Big Disasters?

“The dose makes the poison.” – Paracelsus I had coffee with a friend who runs a small IT service company on Friday, and we were talking a bit about preparing for disasters. He’s been doing this a long time and seen … Continue reading

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Software Shouldn’t Cry Wolf

It’s simple – if you have false alarms people will eventually ignore them. When you run a high-scale online service, it’s standard practice to have monitors & alerts watching the system so you can quickly find any problems in your system … Continue reading

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Stop the Dominos from Falling

If we assume that “software will fail” is a fact, not a problem, then we need to look at how to cope with the failure.  I’d like to discuss one coping strategy which is isolating components. Some failures cause ripple … Continue reading

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Musings on Recovery Oriented Computing: Part 2

This is the second post related to Recovery Oriented Computing.  Here’s where you can find the first one.  I’m also throwing in another scalability/resiliency topic not from ROC. Design for Failure “If a problem has no solution, it may not … Continue reading

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My site is just taking a break, I can still hit 99.9999%

We expect websites & online services to just work.  And why not?  It’s not like they need to regular breaks to stretch and walk around.  But when you’re running a website or online service, attaining higher levels of uptime is … Continue reading

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Musings on Recovery Oriented Computing: Part 1

Photo by Tim Green aka atoach “a safe structure will be the one whose weakest link is never overloaded by the greatest force to which the structure is subjected” Petroski 1992 A couple years ago, I had the pleasure of … Continue reading

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I’m in the cloud, am I still at risk?

I had a chat with a small software business owner the other day, and we were talking about preparing for disasters.  He asked me, “Since I’ve moved to a public cloud service, I’m protected, right?”  While public clouds significantly reduce … Continue reading

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