2017年1月17日 · $ docker build -t my-image - <<EOF > FROM busybox > WORKDIR /workdir > RUN touch foo.txt bar.txt qux.txt > EOF Sending build context to Docker daemon 2.048kB Step 1/3 : FROM busybox ---> 00f017a8c2a6 Step 2/3 : WORKDIR /workdir ---> Using cache ---> 36151d97f2c9 Step 3/3 : RUN touch foo.txt bar.txt qux.txt ---> Running in a657ed4f5cab ...

2020年8月26日 · docker images Then you can run in detached mode so your terminal is still usable. You have several options to run it using a repository name (with or without a tag) or image ID: docker run -d repository docker run -d repository:tag docker run -d image_id Then you can check your container is running using. docker ps docker ps gives you a ...

2022年11月29日 · docker-compose up -d --scale app=5 Unfortunately, we cannot specify this in a docker-compose.yml file currently as of version 3.5 (1.18.0 in re-numbered version). Details: They did introduce the scale option for version 2.2 and 2.3 of docker-compose, but they removed

2018年1月1日 · The --privileged flag gives all capabilities to the container, and it also lifts all the limitations enforced by the device cgroup controller. In other words, the container can then do almost everything that the host can do. This flag exists to allow special use-cases, like running Docker within Docker.

2016年5月27日 · When docker kill CONTAINER_ID does not work and docker stop -t 1 CONTAINER_ID also does not work, you can try to delete the container: docker container rm CONTAINER_ID I had a similar issue today where containers were in a continuous restart loop. The issue in my case was related to me being a poor engineer.

2014年2月4日 · Docker has a default entrypoint which is /bin/sh -c but does not have a default command. When you run docker like this: docker run -i -t ubuntu bash the entrypoint is the default /bin/sh -c, the image is ubuntu and the command is bash. The command is run via the entrypoint. i.e., the actual thing that gets executed is /bin/sh -c bash.

2018年1月21日 · -it are flags for command docker run or docker container run (they are aliases). Suggest you know what are flags and go forward:-i or --interactive: When you type docker run -i this means that your terminal will transfer your input to container (app in container) until you press ctrl-D (leave container). For example, if some app works in ...

2015年5月4日 · CONTAINER=slave-play # Name of the docker container HOST_DEV=ethHOST # Name of the ethernet device on the host GUEST_DEV=test10gb # Target name for the same device in the container ADDRESS_AND_NET=10.101.0.5/24 # Next three lines hooks up the docker container's network namespace # such that the ip netns commands below will work …

2020年3月21日 · installing docker-compose (apt-install), apt install docker.io; Maybe the most important.

Checking what docker images are available with docker ls -al will add the image name to the terminal output allowing docker run name which is similar to using the image ID Sree has given in his answer. However, docker default names are human-readable and are created automatically when the container is built.