Update cheatsheets

tldr/docker-container-update

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# docker container update
+
+> Update configuration of Docker containers.
+> This command is not supported for Windows containers.
+> More information: <https://docs.docker.com/reference/cli/docker/container/update/>.
+
+- Update restart policy to apply when a specific container exits:
+
+`docker {{[update|container update]}} --restart {{always|no|on-failure|unless-stopped}} {{container_name}}`
+
+- Update the policy to restart up to three times a specific container when it exits with non-zero exit status:
+
+`docker {{[update|container update]}} --restart on-failure:3 {{container_name}}`
+
+- Update the number of CPUs available to a specific container:
+
+`docker {{[update|container update]}} --cpus {{count}} {{container_name}}`
+
+- Update the memory limit in [M]egabytes for a specific container:
+
+`docker {{[update|container update]}} {{[-m|--memory]}} {{limit}}M {{container_name}}`
+
+- Update the maximum number of process IDs allowed inside a specific container (use `-1` for unlimited):
+
+`docker {{[update|container update]}} --pids-limit {{count}} {{container_name}}`
+
+- Update the amount of memory in [M]egabytes a specific container can swap to disk (use `-1` for unlimited):
+
+`docker {{[update|container update]}} --memory-swap {{limit}}M {{container_name}}`