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Amazon was Down

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Re: Amazon was Down

#61

A while ago, someone claiming to have worked at Amazon said that downtime doesn't really affect things as much as you'd think. He said most people simply just come back later. https://news.ycombinator.com/item?id=5147461 [Edit: That being said, there's also the statistic that every 100ms of latency costs Amazon 1%. Imagine what 20+ minutes of "latency" would do. https://news.ycombinator.com/item?id=273900 ]

the latency vs cost curve will not be linear. After some latency, increase in latency wont affect cost much.

Re: Amazon was Down

#62
post #56

At an estimated loss of $31,000 per minute http://news.cnet.com/8301-10784_3-9962010-7.html?tag=nefd.to... I'm blown away that I see Amazon goes down so often. That certainly, in my mind, doesn't bode well for the brand of AWS.

Amazon.com retail website does not run on AWS.

Not true...

Re: Amazon was Down

#63

At an estimated loss of $31,000 per minute http://news.cnet.com/8301-10784_3-9962010-7.html?tag=nefd.to... I'm blown away that I see Amazon goes down so often. That certainly, in my mind, doesn't bode well for the brand of AWS.

It does not go down that often, and when it does its measured in minutes. This latest outage was maybe ~10 minutes total...

Re: Amazon was Down

#64
post #61

A while ago, someone claiming to have worked at Amazon said that downtime doesn't really affect things as much as you'd think. He said most people simply just come back later. https://news.ycombinator.com/item?id=5147461 [Edit: That being said, there's also the statistic that every 100ms of latency costs Amazon 1%. Imagine what 20+ minutes of "latency" would do. https://news.ycombinator.com/item?id=273900 ]

the latency vs cost curve will not be linear. After some latency, increase in latency wont affect cost much.

Also, latency (a constant lack of resources) and down time (an extraordinary lack of resources) are two very different things. I wouldn't be surprised if some down time had little impact on sales, whereas latency has a lot.

Re: Amazon was Down

#66
Had downtime yesterdayevening (12 hours ago) as well in the Netherlands. People from Germany were able to load the website (the .com version; .de worked at all times), and after two hours I was able to as well. Upon trying to add something to my cart it returned the same error 500 though, so that was still down the last time I checked (about 10 hours ago). I'm not sure if or when this was resolved.

I didn't submit this as story because I didn't think anyone would care, given the recent call not to post downtimes. Given the #1 spot the story has now, it seems I should have. So do people care or not?

Re: Amazon was Down

#67
post #64
post #61

Earlier quoted context omitted.

the latency vs cost curve will not be linear. After some latency, increase in latency wont affect cost much.

Also, latency (a constant lack of resources) and down time (an extraordinary lack of resources) are two very different things. I wouldn't be surprised if some down time had little impact on sales, whereas latency has a lot.

true! latency is also location dependent. so in latency network and health of other external 'resources' also matter. Whereas downtime is only a server issue. So they are two very different things.

Re: Amazon was Down

#68
Do we really need a front-page post every time a well-known site has a hiccup? It's bad enough getting it every time github does. What are you hoping for here? A thread full of me-toos?

Re: Amazon was Down

#69

Earlier quoted context omitted.

Does Amazon really go down that often? Is there any data how often/ for how long Amazon does go down? I wonder how it compares to other sites that get the same amount of traffic.

It probably doesn't, but you notice every time it does. It went down once in the last couple weeks as well, if I remember right.

FWIW, I did not notice that.

Re: Amazon was Down

#70
post #29

It's a lesson in overengineering. At this point my $5 Pentium 3 server has a greater uptime than Amazon.

How is your hooptie server at all comparable to the largest online retailer?

When very little changes and very little happens, uptime's a lot easier to accrue.

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