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- docker - Privileged containers and capabilities - Stack Overflow
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
- Docker : How to find the network my container is in?
2024 answer First list out your available docker networks: docker network ls E g docker network ls NETWORK ID NAME DRIVER SCOPE 362awwd28a8f6 bridge bridge local 0aawdawd4e07c host host local 5b0awd2adba73 none null local 90a6awdwdwa6c titan-utilities_my_network bridge local
- Can I run Docker in a Virtual Machine? - Stack Overflow
Instead you can run Docker Machine on the Mac directly and use Parallels to create the Linux VM - which means Docker is running in a Linux VM on your Mac, and you don't need nested virtualization Or preferably use Docker for Mac if your OS supports it, it's the latest product and has much better host integration than Docker Machine
- How to list containers in Docker - Stack Overflow
docker stack ls docker service ls docker image ls docker container ls Teaching the aliases first is confusing Once you understand what's going on, they can save some keystrokes: docker images -> docker image ls docker ps -> docker container ls docker rmi -> docker image rm docker rm -> docker container rm There are several aliases in Docker
- Docker - How can run the psql command in the postgres container?
docker-compose exec postgres bash knowing that postgres is the name of the service Replace it with the name of the Postgresql service in you docker-compose file if you have many docker-compose files, you have to add the specific docker-compose yml file you want to execute the command with Use the following commnand instead
- The right way to keep docker container started when it used for . . .
* * * * * docker exec mysupercont foo >> var log foo log 2> 1 * * * * * docker exec mysupercont bar >> var log bar log 2> 1 I find this solution nice as we get to rely on the ancient and proven crontab in a pretty default linux environment, while Docker handles your business logic's more exotic deps and environment variables
- Exploring Docker containers file system - Stack Overflow
docker create <image> # returns container ID the container is never started docker cp <container ID>:<source_path> <destination_path> docker rm <container ID> cd <destination_path> ls -lsah see docker exec documentation
- Docker, what is it and what is the purpose - Stack Overflow
Docker has become a standard tool for DevOps as it is an effective application to improve operational efficiencies When you look at why Docker was created and why it is very popular, it is mostly for its ability to reduce the amount of time it takes to set up the environments where applications run and are developed
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