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When Facebook Falls, The Internet Trembles

Phones picture from Shutterstock

Checking social networks is a morning ritual for many, and when that routine is disrupted — as it was recently when Facebook’s servers went down — its absence can come as a surprise. But what also becomes apparent is that when the world’s most popular social network is inaccessible, so too are many thousands of websites that rely upon Facebook services.

How Azure Fell Over And How Microsoft Fixed It

Cloud computing services are highly automated, but still ultimately managed by humans — and humans make mistakes. That’s the key lesson from a major outage Microsoft’s Azure service suffered last month.

How Microsoft's Azure Outage Will Affect Its SLAs

Microsoft’s Azure cloud service suffered a lengthy outage this morning in many locations — one which might trigger the right to claim credits under its service level agreements (SLAs) which guarantee uptime of 99.9% or more. Here’s what you need to know.

Vodafone Is Offering Free Data This Weekend

By way of apology for its large-scale network outage yesterday, Vodafone has announced that this weekend its customers can use as much data as they want — for free.

'We Experienced Unexpected Complications': The Language Of Twitter Outages

Twitter was down for three-quarters of an hour this morning (meaning dedicated Twitter users had nowhere to complain about Twitter being unavailable). Twitter’s explanation for what happened is a reminder that no deployment is immune from unexpected problems — and also a nifty example of how to understate those issues.

Dropbox's Weekend Outage Was Caused By A Botched OS Upgrade

Over the weekend, file syncing and backup service Dropbox suffered an extensive outage. While initial reports suggested a denial-of-service attack, the actual cause was rather more prosaic: a failure in a script designed to automatically update operating systems on its machines.

10 Hours Of No Gmail Is Still 98.6% Uptime

Gmail suffered an outage yesterday, with some users unable to fully utilise the service for close to ten hours after two successive network failures created difficulties. While that sucked if you were one of the people affected, it’s worth noting that even a 10 hour outage means 98.6 per cent uptime.

Handle Internet Outages Like A Pro With These Three Backup Plans

When your internet goes out, it can be anything from a mild inconvenience to a productivity-destroying nightmare. Before the next outage happens, have these backup plans in place so you don’t have to scramble at the last minute.

Apple Developer Network Still Down

Apple’s Developer portal was shut down last week following an attempt to steal user credentials from the site. Since then, a Turkish security researcher has claimed responsibility. Apple has now updated the security on the portal and updated a number of systems, but not everything is up and running yet.

Does 99.999% Uptime Really Matter?

It’s the gold standard of service-level agreements (SLAs): something being available 99.999 per cent of the time (or ‘five nines’, as those in the trade often call it). But does it really mean anything?

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