Docker installs Ubuntu

Source: Internet
Author: User
Tags docker run
ucsmy@qktest21190:~$ Docker pull Daocloud.io/ubuntu 
Using default tag:latest
latest:pulling from Ubuntu
22ecafbbcc4a:pulling FS Layer 
580435e0a086:pulling FS layer 
8321ffd10031:downloading [===================== =============================>]    519 b/519 B
08b8f28a13c2:waiting 
2b401702069a:waiting 
Write/ Home/ucsmy/workspace/docker/tmp/getimageblob518547788:no space left on device

Download the Ubuntu image and use df-h to view all of the space directory's disks in case of low disk space

ucsmy@qktest21190:~$ df-h
Filesystem                 Size  used Avail use% mounted on
udev                       7.9G  4.0K  7.9G   1%/dev
tmpfs                      1.6G  920K  1.6G   1%/run
/dev/sda4                   57G   19G   36G  34%/
None                       4.0K     0  4.0K   0%/sys/fs/cgroup
none                       5.0M     0  5.0M   0%/run/lock
None                       7.9G  1.4M  7.9G   1%/run/shm
none                       100M     0  100M   0%/run/user
/dev/sda1                  453M   40M  386M  10%/boot
/dev/sda5                   14G  148M   13G   2%/var/log
/dev/sda6                  4.5G   78M  4.2G   2%/tmp
/dev/mapper/ Vgdata-lvdata  197G  197G     0 100%/home/ucsmy/workspace

After the download image is successful, view

ucsmy@qktest21191:~$ Docker Images REPOSITORY TAG IMAGE ID CREATED SIZE dev-v P2-c702278d06717bb8f41b4866ec8c617fc9b0d222738ff40b680420844dc10a66e845cc321fb4ac46e9f695a31f92acb4f9448be21ca1071bf549bd 05740F416C latest 1dd23285f460 5 weeks ago 1.38 GB dev-vp3-c702278d06717bb8f41b4866e c8c617f C9B0D222738FF40B680420844DC10A66E845CC321FB4AC46E9F695A31F92ACB4F9448BE21CA1071BF549BD05740F416C Latest FF7                                                                                                                             0565DC2D2 5 weeks ago 1.38 GB Cello-watchdog         Latest 06510d23fba6 9 weeks ago                                                                                                                           709.4 MB Cello-dashboard Latest e90cb34ea002 9 weeks ago 709.4 MB Cello-restserver        Latest E806541AA5A1                                                                                                                         9 weeks ago 709.4 MB Daocloud.io/ubuntu Latest EBCD9D4FCA80 weeks ago 117.9 MB

You can see, then create the container with this Ubuntu image and then automatically enter the container after the creation is successful.

ucsmy@qktest21191:~$ Docker run-it--name ubuntublock-p 80:80 ebcd9d4fca80
root@f2b5cdfdc5ed:/#

-it is to run the container in interactive mode, and reassign a pseudo-input terminal to the container, simple point is to create and enter the container, you can enter the command line that
–name is to add a new name to the container.
-P Port Correspondence
EBCD9D4FCA80 is the image ID of the Daocloud.io/ubuntu image
Press the shortcut key CTRL + P + Q to exit the container and reconnect

ucsmy@qktest21191:~$ Docker Attach Ubuntublock

It's like a real ubunt in here.
You can run Setup Manager to install all of your desired commands,
such as installing Git

Apt-get Install git

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