转自:https://www.poeticoding.com/running-elixir-in-docker-containers/ One of the wonderful things about Docker Containers is that you can easily freeze your environment and application in a Docker Image, and deploy it in production without worrying abo…

Learn the benefits of running one-off, short-lived Docker containers. Short-Lived containers are useful to execute one-line commands or setup scheduled tasks. We'll demonstrate setting up a cronjob from the host machine to tap into the benefits of ru…

Configuring and Running Django + Celery in Docker Containers  Justyna Ilczuk  Oct 25, 2016  0 Comments After reading this blog post, you will be able to configure Celery with Django, PostgreSQL, Redis, and RabbitMQ, and then run everything in Docker…

转自:https://medium.com/@mccode/understanding-how-uid-and-gid-work-in-docker-containers-c37a01d01cf Understanding how usernames, group names, user ids (uid) and group ids (gid) map between the processes running inside a container and the host system is…

Removing Docker Containers and Images In a recent post aboutDocker, we looked into some things that differentiate Docker containers from Virtual Machines. I also gave a brief example of creating your first Docker image. If any of that piqued your int…

In this lesson, we'll find out the basics of running Docker containers. We'll go over how to download images from Docker Hub, what happens when you stop containers, how to restart a container once it's been stopped, and also how to remove containers.…

In this lesson, we will look at docker container prune to remove old docker containers. We can also use docker system prune to clean up any containers, images, volumes, and networks all in one command. This will remove all containers that are not cur…

问题描述: 服务器上面docker log太多,打算用之前写的批量清理shell脚本清理掉,但是发现报错. find: `/var/lib/docker/containers/': 没有那个文件或目录 问题判断: 打开shell脚本,找到对应那句命令 find /data/docker/lib/docker/containers/ -name *-json.log 判断应该是路径位置发生变化,导致找不到该文件. 解决方法: 查看容器id docker ps |grep key_word 查看do…

Docker在不重建容器的情况下,日志文件默认会一直追加,时间一长会逐渐占满服务器的硬盘的空间,内存消耗也会一直增加,本篇来了解一些控制日志文件的方法. 查出占用磁盘较大的文件 Docker 的日志文件存在 /var/lib/docker/containers 目录中,通过下面的命令可以将日志文件夹根据升序的方式罗列出来. # du -d1 -h /var/lib/docker/containers | sort -h 清理单个文件 sh -c "cat /dev/null > ${log…

Issue Because of not supporting to specify the following docker run parameter, containers in ECS cannot resize the shared memory. --shm-size Solution Here is a workaround: 1. In order to operate devices with a container, execute docker run command wi…