Use it like this: ./find_lambda_at_edge_logs.sh YOUR_FUNCTION_NAME

find_lambda_at_edge_logs.sh

#!/bin/bash

FUNCTION_NAME=$1
for region in $(aws --output text ec2 describe-regions | cut -f 4) 
do
  echo "Checking $region"
  for loggroup in $(aws --output text logs describe-log-groups --log-group-prefix "/aws/lambda/us-east-1.$FUNCTION_NAME" --region $region --query 'logGroups[].logGroupName')
  do
    echo "Found '$loggroup' in region $region"
    for logstream in $(aws --output text logs describe-log-streams --log-group-name $loggroup --region $region --query 'logStreams[].logStreamName')
    do
      aws --output text logs get-log-events --log-group-name $loggroup --region $region --log-stream-name $logstream | cat
    done
  done
done