When looking out for expensive Cloudwatch Log groups that could indicate no expiry being set, one log group in a development account stuck out. Breaking down the usage type, the costs were mainly for PutLogEvents API calls that are related to log ingestion.
A test/dev Lamba was set with very verbose logging. 240kb json documents being written out ~1million times a day and costing >$1400 per month. The dump was probably put in for debugging but never commented out so stayed there for 2 years. In comparison, the monthly PutLogEvents costs of the equivalent production Lambda is <$100 a month.
Updating the Lambda and setting a retention period resolved the issues.
One of the biggest challenges in starting a FinOps practice is getting broad executive support and buy-in to dedicate the time and resources needed for the cultural change.
Read moreUpon reviewing the amount of snapshots a customer had we found a large proportion of them were created from AMIs. This was found by listing all available amis in and connecting them back to the snapshot using the description. However, many of the AMIs that created them had been released....
Read moreA list of best practices for cloud architects to design systems to optimize FinOps.
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