Filter Containers Docker

To see all containers on the docker host including stopped containers use docker ps a you may be surprised how many containers exist especially on a development system.

Filter containers docker.

To show the current status and image. Docker ps options list containers options. A docker container image is a lightweight standalone executable package of software that includes everything needed to run an application. Filter by exit signal.

You can use a filter to locate containers that exited with status of 137 meaning a sigkill 9 killed them. Docker ps help usage. Description list containers usage docker container ls options options name shorthand default description all a show all containers default shows just running filter f filter output based on. Other filtering expressions are available.

See the docker image prune reference for more examples. Docker container inspect foo f state status config image running foo image latest. Docker is a containerization platform that allows you to quickly build test and deploy applications as portable self sufficient containers that can run virtually anywhere. To first find the list of containers with a specific status you can use the filter option of the docker ps command in order to filter out those with the required status as follows.

A all show all containers default shows just running f filter filter filter output based on conditions provided format string pretty print containers using a go template n last int show n last created containers includes all states default 1 l. Docker container inspect foo instead and you can format the output to get whatever data you need from that. The docker container prune command allows you to remove containers based on a certain condition using the filter option. Code runtime system tools system libraries and settings.

Created running restarting removing exited paused and dead. Where your status can be one of the following. When you stop a container it is not automatically removed unless you started it with the rm flag. It is the de facto standard for container deployment and it is an essential tool for devops engineers and their continuous integration and delivery pipeline.

This is the most powerful command. Container images become containers at runtime and in the case of docker containers images become containers when they run on docker engine.