# Resources
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 This section provides companion material for the Container Build Lens with respect to the cost optimization pillar. 

**Blogs and documentation**
+  [StopTask API sending SIGTERM signal](https://docs.aws.amazon.com/AmazonECS/latest/APIReference/API_StopTask.html) 
+  [Termination of Pods (signals)](https://kubernetes.io/docs/concepts/workloads/pods/pod-lifecycle/#pod-termination) 
+  [Graceful shutdowns with Amazon ECS](https://aws.amazon.com/blogs/containers/graceful-shutdowns-with-ecs/) 

**Partner solutions**
+  [Dockerfile best practices](https://docs.docker.com/develop/develop-images/dockerfile_best-practices/) 
+  [Multi stage builds](https://docs.docker.com/develop/develop-images/dockerfile_best-practices/#use-multi-stage-builds) 
+  [Don’t install unnecessary packages](https://docs.docker.com/develop/develop-images/dockerfile_best-practices/#dont-install-unnecessary-packages)