保存镜像
====
代码语言：shell复制root@hello:~# docker pull postgres
Using default tag: latest
latest: Pulling from library/postgres
a2abf6c4d29d: Already exists
e1769f49f910: Pull complete
33a59cfee47c: Pull complete
461b2090c345: Pull complete
8ed8ab6290ac: Pull complete
495e42c822a0: Pull complete
18e858c71c58: Pull complete
594792c80d5f: Pull complete
794976979956: Pull complete
eb5e1a73c3ca: Pull complete
6d6360292cba: Pull complete
131e916e1a28: Pull complete
757a73507e2e: Pull complete
Digest: sha256:f329d076a8806c0ce014ce5e554ca70f4ae9407a16bb03baa7fef287ee6371f1
Status: Downloaded newer image for postgres:latest
docker.io/library/postgres:latest
root@hello:~#
root@hello:~# docker save > postgres.tar postgres:latest
root@hello:~# ll postgres.tar
-rw-r--r-- 1 root root 381950976 Mar 30 08:04 postgres.tar
root@hello:~#导入镜像
====
代码语言：shell复制root@hello:~# docker load -i postgres.tar
7ab4f6ae3ff7: Loading layer [==================================================>] 10.18MB/10.18MB
db8b35906c8d: Loading layer [==================================================>] 340kB/340kB
f9f2c722c092: Loading layer [==================================================>] 4.19MB/4.19MB
75be6af37d28: Loading layer [==================================================>] 25.7MB/25.7MB
15dd9dd29d12: Loading layer [==================================================>] 1.682MB/1.682MB
1d5d2439ed88: Loading layer [==================================================>] 2.048kB/2.048kB
920ba1e03a88: Loading layer [==================================================>] 6.656kB/6.656kB
eb96dca5c689: Loading layer [==================================================>] 255.8MB/255.8MB
3acb2bfab7b0: Loading layer [==================================================>] 66.56kB/66.56kB
140aef27609a: Loading layer [==================================================>] 2.048kB/2.048kB
c06253083edb: Loading layer [==================================================>] 3.584kB/3.584kB
e7b07b473569: Loading layer [==================================================>] 15.36kB/15.36kB
Loaded image: postgres:latest启动容器
====
代码语言：shell复制root@hello:~# mkdir /data/postgres -p
root@hello:~# docker run --name postgres -e POSTGRES_PASSWORD=thinker -p 5432:5432 -v /data/postgres:/var/lib/postgresql/data -d postgres
ae30b561a607210d4cbb42f5cc344898341124feeb1a2e5fe68031ec1a46b5b4
root@hello:~# docker ps | grep postgres
ae30b561a607 postgres "docker-entrypoint.s…" About a minute ago Up About a minute 0.0.0.0:5432->5432/tcp, :::5432->5432/tcp postgres访问测试
====
代码语言：shell复制root@hello:~# docker exec -it ae30b561a607 bash
root@ae30b561a607:/# su postgres
postgres@ae30b561a607:/$ psql
psql (14.1 (Debian 14.1-1.pgdg110 1))
Type "help" for help.
postgres-# l
List of databases
Name | Owner | Encoding | Collate | Ctype | Access privileges
----------- ---------- ---------- ------------ ------------ -----------------------
postgres | postgres | UTF8 | en_US.utf8 | en_US.utf8 |
template0 | postgres | UTF8 | en_US.utf8 | en_US.utf8 | =c/postgres
| | | | | postgres=CTc/postgres
template1 | postgres | UTF8 | en_US.utf8 | en_US.utf8 | =c/postgres
| | | | | postgres=CTc/postgres
(3 rows)
postgres-#https://www.oiox.cn/
https://www.chenby.cn/
https://cby-chen.github.io/
https://weibo.com/u/5982474121
https://blog.csdn.net/qq_33921750
https://my.oschina.net/u/3981543
https://www.zhihu.com/people/chen-bu-yun-2
https://segmentfault.com/u/hppyvyv6/articles
https://juejin.cn/user/3315782802482007
https://space.bilibili.com/352476552/article
https://cloud.tencent.com/developer/column/93230
https://www.jianshu.com/u/0f894314ae2c
https://www.toutiao.com/c/user/token/MS4wLjABAAAAeqOrhjsoRZSj7iBJbjLJyMwYT5D0mLOgCoo4pEmpr4A/
CSDN、GitHub、知乎、开源中国、思否、掘金、简书、腾讯云、哔哩哔哩、今日头条、新浪微博、个人博客、全网可搜《小陈运维》
