Posts by Bruno Reis • 446 points
4 posts
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4
votes4
answers2542
viewsA: Error accessing Amazon EC2 instance via ssh
The error message does not indicate a connectivity problem, but an authentication problem. Some possible causes: you are passing in parameter -i a private key that does not match the Key Pair you…
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4
votes3
answers6522
viewsA: How to access an EC2 instance after losing the Key Pair?
If the user loses the Key Pair, and had not previously prepared any other form of access to its instance, really there is nothing to do -- access is lost! (except in special cases, see below) This…
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12
votes3
answers1569
viewsA: How to create multiple entries in an index based on columns in the same row?
Some time ago (2013? 2012?) I developed a system very similar to the question. I had a few million objects and a dozen "tags", and each object could have 0 or more tags associated. I had to filter…
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7
votes3
answers1877
viewsA: How do I send transactional email on AWS?
Limitations related to sending emails from EC2 instances If you are trying to send emails directly from EC2 instances -- that is, without using the SES (Simple Email Service) --service, you will…