Services/Docker: Difference between revisions
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= Clean Docker = | = Clean Docker = | ||
{| class="wikitable" | {| class="wikitable" | ||
Revision as of 08:16, 30 September 2020
Clean Docker
| TODO | Command |
|---|---|
| Remove exited containers |
docker rm $(docker ps -f 'status=exited' -q)
sudo docker rm $(sudo docker ps -f 'status=exited' -q)
|
| Remove unused images |
docker rmi $(docker images -f "dangling=true" -q)
sudo docker rmi $(sudo docker images -f "dangling=true" -q)
|
| run and start it again |
docker run --name sandbox0 \
--volume a:b \
-it alpine:3.11
docker start -i sandbox0
|
| Make apt faster |
FROM ubuntu:20.04
RUN sed -i 's/\(archive\|security\).ubuntu.com/free.nchc.org.tw/' /etc/apt/sources.list
RUN apt update
# In host
docker run -it ubuntu:20.04
# In container
sed -i 's/\(archive\|security\).ubuntu.com/free.nchc.org.tw/' /etc/apt/sources.list
apt update
|
| Run |
# Mapping directory on Windows, do not use ~
docker run -v C:\Users\User\repos\something:/docroot -it someimage bash
docker run -v %USERPROFILE%\repos\webserv:/docroot -it webserv-compose_web bash
|
Problems on Windows
Don't use GitBash if run with -v (--volume) option.
While run docker under GitBash, path would be replace unexpectedly.
Such as the following example, mount point "/vol" was replaced by "\Programs Files\Git\vol".
/ # winpty docker run --name sandbox0 \ -v /C/Users/Raymond/repos/twnews:/vol \ -it alpine:3.11 / # ls -l total 56 drwxrwxrwx 1 root root 0 Sep 30 07:29 \Program Files\Git\vol drwxr-xr-x 2 root root 4096 Apr 23 06:25 bin drwxr-xr-x 5 root root 360 Sep 30 08:06 dev drwxr-xr-x 1 root root 4096 Sep 30 08:06 etc drwxr-xr-x 2 root root 4096 Apr 23 06:25 home drwxr-xr-x 5 root root 4096 Apr 23 06:25 lib drwxr-xr-x 5 root root 4096 Apr 23 06:25 media drwxr-xr-x 2 root root 4096 Apr 23 06:25 mnt drwxr-xr-x 2 root root 4096 Apr 23 06:25 opt dr-xr-xr-x 153 root root 0 Sep 30 08:06 proc drwx------ 1 root root 4096 Sep 30 08:06 root drwxr-xr-x 2 root root 4096 Apr 23 06:25 run drwxr-xr-x 2 root root 4096 Apr 23 06:25 sbin drwxr-xr-x 2 root root 4096 Apr 23 06:25 srv dr-xr-xr-x 12 root root 0 Sep 30 08:06 sys drwxrwxrwt 2 root root 4096 Apr 23 06:25 tmp drwxr-xr-x 7 root root 4096 Apr 23 06:25 usr drwxr-xr-x 12 root root 4096 Apr 23 06:25 var
Problems on Synology DSM
TODO