Questions tagged [aws-lambda]

AWS Lambda is part of Amazon Web Services (AWS). Lambda is a serverless platform allowing developers to write functions which are scaled, monitored and managed by Amazon. Use this tag to describe questions which use Lambda or Lambda@Edge.

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What causes cold start in serverless

I have not found a clear explanation on what causes the cold start in serverless. Could you try to explain it from both commercial and open-source platform's points of view? Commercial platforms such ...
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Notify users on failed AWS cognito login and block on multiple failed login

I am looking for the steps to block cognito user after multiple failed login (eg. 3 failed login) and notify via email for each failed login with some details like location or IP of login device. Got ...
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AWS subnets for lambda synchronous invocations

Am I right in thinking giving a lambda using an API gateway 3 subnets each with a range of 16 would result in 2 subnets being used at once and 1 IP used for the API gateway that is in the same subnets ...
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SQS Error Message: The specified queue does not exist for this wsdl version

I have a Lambda function that is created inside a serverless framework setup. I am trying to pass in a queue url as an ENV variable, when I do that it results in the below error message. I've checked ...