Top Links from Issue #101

Why You Should Never, Ever print() in a Lambda Function by Paul Singman
One moment everything is fine, then … Bam! Your Lambda function raises an exception, you get alerted and everything changes instantly. Critical systems could be impacted, so it’s important that you understand the root cause quickly.

The Pains of Testing Serverless Applications by Paul Swail
Over one third (36.4%) of respondents to my serverless adoption survey cited Testing as one of their top 3 areas that caused them most pain or concern when building with serverless. It’s the second highest item, with Debugging/Monitoring out in front on 57.9% and Developer Workflow in third on 30.

Understanding database options for your serverless web applications by James Beswick
Many web developers use relational databases to store and manage data in their web applications. As you migrate to a serverless approach for web development, there are also other options available. These can help improve the scale, performance, and cost-effectiveness of your workloads.

New Relic pricing plummets with product overhaul by Beth Pariseau
The savings compared with the previous New Relic pricing scheme are potentially substantial. Under the previous model, users had to purchase APM at a base price that started at $25 per month for a Pro account; this price was calculated based on a tiny AWS t2.

AWS DynamoDB: Writing millions of records: Not consuming provisioned throughput: Global Secondary Index and Sharding by abhra dev
Are your write requests getting throttled and rejected in DynamoDB? Is your application not hitting the expected write capacity? Are you using Global Secondary Index (GSI)? There could be many reasons but one particular reason could be the structure of GSI, which could limit the write throughput.