[sks@bogon ~]$ docker pull ubuntu:18.04
[sks@bogon ~]$ docker pull centos:7
[sks@bogon ~]$ docker run ubuntu:18.04 /bin/sh -c "while true; do echo hello world; sleep 1; done"
hello world
hello world
hello world
hello world
[sks@bogon ~]$ docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
hello-world latest 4ab4c602aa5e 2 weeks ago 1.84kB
ubuntu 18.04 cd6d8154f1e1 2 weeks ago 84.1MB
centos 7 5182e96772bf 6 weeks ago 200MB
[sks@bogon ~]$ docker container ls
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
1ae6efb8e977 ubuntu:18.04 "/bin/sh -c 'while t…" 8 minutes ago Up 8 minutes pensive_sammet
[sks@bogon ~]$ docker run ubuntu:18.04 /bin/echo "hello world"
hello world
[sks@bogon ~]$ docker run -t -i ubuntu:18.04 /bin/bash
root@e83b0fe98af4:/# pwd
/
root@e83b0fe98af4:/# ls
bin dev home lib64 mnt proc run srv tmp var
boot etc lib media opt root sbin sys usr
root@e83b0fe98af4:/# ps
PID TTY TIME CMD
1 pts/0 00:00:00 bash
10 pts/0 00:00:00 ps
root@e83b0fe98af4:/# exit
exit
[sks@bogon ~]$ docker container logs 1ae6efb8e977
hello world
hello world
hello world
hello world
[sks@bogon ~]$ docker container stop 1ae6efb8e977
1ae6efb8e977
[sks@bogon ~]$ docker container restart 1ae6efb8e977
1ae6efb8e977
[sks@bogon ~]$ docker container logs 1ae6efb8e977
hello world
hello world
hello world
hello world
hello world
[sks@bogon ~]$ docker container stop 1ae6efb8e977
1ae6efb8e977
[sks@bogon ~]$ docker container ls -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
e83b0fe98af4 ubuntu:18.04 "/bin/bash" 4 minutes ago Exited (0) 3 minutes ago sharp_visvesvaraya
fd517728bf21 ubuntu:18.04 "/bin/echo 'hello wo…" 4 minutes ago Exited (0) 4 minutes ago awesome_thompson
1ae6efb8e977 ubuntu:18.04 "/bin/sh -c 'while t…" 14 minutes ago Exited (137) 7 seconds ago pensive_sammet
2a81ce65766d ubuntu:18.04 "/bin/sh -c 'while t…" 14 minutes ago Exited (0) 14 minutes ago hopeful_chandrasekhar
dc785f93714f ubuntu:18.04 "/bin/sh -c 'while t…" 14 minutes ago Exited (2) 14 minutes ago sleepy_heyrovsky
ca45b3cb3de8 ubuntu:18.04 "/bin/bash" 17 minutes ago Exited (0) 15 minutes ago naughty_perlman
78d2f5e39206 ubuntu:18.04 "/bin/echo 'hello wo…" 18 minutes ago Exited (0) 18 minutes ago sleepy_neumann
57ccb6d51ec8 hello-world "/hello" 14 hours ago Exited (0) 14 hours ago stupefied_mcnulty
6c1599e062c4 hello-world "/hello" 14 hours ago Exited (0) 14 hours ago agitated_beaver
31757d8a0b21 hello-world "/hello" 14 hours ago Exited (0) 14 hours ago focused_carson
575ed6223341 hello-world "/hello" 14 hours ago Exited (0) 14 hours ago lucid_chatterjee
[sks@bogon ~]$ docker container stop 1ae6efb8e977
1ae6efb8e977
[sks@bogon ~]$ docker container stop 2a81ce65766d
2a81ce65766d
[sks@bogon ~]$ docker container stop dc785f93714f
dc785f93714f
[sks@bogon ~]$ docker container ls -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
e83b0fe98af4 ubuntu:18.04 "/bin/bash" 5 minutes ago Exited (0) 4 minutes ago sharp_visvesvaraya
fd517728bf21 ubuntu:18.04 "/bin/echo 'hello wo…" 5 minutes ago Exited (0) 5 minutes ago awesome_thompson
1ae6efb8e977 ubuntu:18.04 "/bin/sh -c 'while t…" 15 minutes ago Exited (137) About a minute ago pensive_sammet
2a81ce65766d ubuntu:18.04 "/bin/sh -c 'while t…" 15 minutes ago Exited (0) 15 minutes ago hopeful_chandrasekhar
dc785f93714f ubuntu:18.04 "/bin/sh -c 'while t…" 16 minutes ago Exited (2) 16 minutes ago sleepy_heyrovsky
ca45b3cb3de8 ubuntu:18.04 "/bin/bash" 19 minutes ago Exited (0) 17 minutes ago naughty_perlman
78d2f5e39206 ubuntu:18.04 "/bin/echo 'hello wo…" 19 minutes ago Exited (0) 19 minutes ago sleepy_neumann
57ccb6d51ec8 hello-world "/hello" 14 hours ago Exited (0) 14 hours ago stupefied_mcnulty
6c1599e062c4 hello-world "/hello" 14 hours ago Exited (0) 14 hours ago agitated_beaver
31757d8a0b21 hello-world "/hello" 14 hours ago Exited (0) 14 hours ago focused_carson
575ed6223341 hello-world "/hello" 14 hours ago Exited (0) 14 hours ago lucid_chatterjee
[sks@bogon ~]$ docker run -dit ubuntu
Unable to find image 'ubuntu:latest' locally
latest: Pulling from library/ubuntu
Digest: sha256:de774a3145f7ca4f0bd144c7d4ffb2931e06634f11529653b23eba85aef8e378
Status: Downloaded newer image for ubuntu:latest
262d621f34e61e365d308ecefc9936500bcfbc1e8897a1b15f29b96f22d606ea
[sks@bogon ~]$ docker container ls
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
262d621f34e6 ubuntu "/bin/bash" 22 seconds ago Up 21 seconds amazing_allen
[sks@bogon ~]$ docker attach 262d
root@262d621f34e6:/# ls
bin dev home lib64 mnt proc run srv tmp var
boot etc lib media opt root sbin sys usr
root@262d621f34e6:/# exit
exit
[sks@bogon ~]$ docker run -dit ubuntu
64a8d78ff1c0c0c048ef4908e937043431e258097429caa34115b96f6434f830
[sks@bogon ~]$ docker container ls
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
64a8d78ff1c0 ubuntu "/bin/bash" 8 seconds ago Up 7 seconds naughty_montalcini
[sks@bogon ~]$ docker run -dit ubuntu
459cc685745c4ac506fd7e2c453491ff7cf0e9f546833d4b1873c981dfd65422
[sks@bogon ~]$ docker container ls
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
459cc685745c ubuntu "/bin/bash" 7 seconds ago Up 6 seconds determined_visvesvaraya
64a8d78ff1c0 ubuntu "/bin/bash" 2 minutes ago Up 2 minutes naughty_montalcini
[sks@bogon ~]$ docker run -dit ubuntu
31ea529dd65855123bda6a49fefaa8823a008dcdf401f9087a3db742e249db02
[sks@bogon ~]$ docker exec -i -t 31ea bash
root@31ea529dd658:/# exit
exit
[sks@bogon ~]$
[sks@bogon ~]$ docker container ls -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
31ea529dd658 ubuntu "/bin/bash" 8 minutes ago Up 8 minutes distracted_elbakyan
459cc685745c ubuntu "/bin/bash" 9 minutes ago Up 9 minutes determined_visvesvaraya
64a8d78ff1c0 ubuntu "/bin/bash" 12 minutes ago Up 12 minutes naughty_montalcini
262d621f34e6 ubuntu "/bin/bash" 13 minutes ago Exited (0) 12 minutes ago amazing_allen
e83b0fe98af4 ubuntu:18.04 "/bin/bash" 20 minutes ago Exited (0) 19 minutes ago sharp_visvesvaraya
fd517728bf21 ubuntu:18.04 "/bin/echo 'hello wo…" 20 minutes ago Exited (0) 20 minutes ago awesome_thompson
1ae6efb8e977 ubuntu:18.04 "/bin/sh -c 'while t…" 30 minutes ago Exited (137) 16 minutes ago pensive_sammet
2a81ce65766d ubuntu:18.04 "/bin/sh -c 'while t…" 31 minutes ago Exited (0) 30 minutes ago hopeful_chandrasekhar
dc785f93714f ubuntu:18.04 "/bin/sh -c 'while t…" 31 minutes ago Exited (2) 31 minutes ago sleepy_heyrovsky
ca45b3cb3de8 ubuntu:18.04 "/bin/bash" 34 minutes ago Exited (0) 32 minutes ago naughty_perlman
78d2f5e39206 ubuntu:18.04 "/bin/echo 'hello wo…" 34 minutes ago Exited (0) 34 minutes ago sleepy_neumann
57ccb6d51ec8 hello-world "/hello" 15 hours ago Exited (0) 15 hours ago stupefied_mcnulty
6c1599e062c4 hello-world "/hello" 15 hours ago Exited (0) 15 hours ago agitated_beaver
31757d8a0b21 hello-world "/hello" 15 hours ago Exited (0) 15 hours ago focused_carson
575ed6223341 hello-world "/hello" 15 hours ago Exited (0) 15 hours ago lucid_chatterjee
[sks@bogon ~]$ docker export e83b0fe98af4 > ubuntu.tar
[sks@bogon ~]$ cat ubuntu.tar | docker import - test/ubuntu:v1.0
sha256:2c47cf17950f55d5ac256ff190d9b0d8520f9136a1bf79f25166ffb37fc7807d
[sks@bogon ~]$ docker image ls
REPOSITORY TAG IMAGE ID CREATED SIZE
test/ubuntu v1.0 2c47cf17950f 7 seconds ago 69.8MB
hello-world latest 4ab4c602aa5e 2 weeks ago 1.84kB
ubuntu 18.04 cd6d8154f1e1 2 weeks ago 84.1MB
ubuntu latest cd6d8154f1e1 2 weeks ago 84.1MB
centos 7 5182e96772bf 6 weeks ago 200MB