May 2017
Beginner
300 pages
7h 26m
English
Content preview from Learning Docker - Second Edition
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The docker attach command
The docker attach command attaches the running container and it is very helpful when you want to see what is written in stdout in real time:
$ sudo docker run -d --name=newtest alpine /bin/sh -c "while true; do sleep 2; df -h; done"Unable to find image 'alpine:latest' locallylatest: Pulling from library/alpine3690ec4760f9: Pull complete Digest: sha256:1354db23ff5478120c980eca1611a51c9f2b88b61f24283ee8200bf9a54f2e5c1825927d488bef7328a26556cfd72a54adeb3dd7deafb35e317de31e60c25d67$ sudo docker attach newtestFilesystem Size Used Available Use% Mounted onnone 7.7G 3.2G 4.1G 44% /tmpfs 496.2M 0 496.2M 0% /devtmpfs 496.2M 0 496.2M 0% /sys/fs/cgroup/dev/xvda1 7.7G 3.2G 4.1G 44% /etc/resolv.conf/dev/xvda1 7.7G 3.2G 4.1G ...
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