docker import导入容器镜像后执行docker run 提示 Error response from daemon: No command specified 问题处理
有网友说这是docker的一个bug 只要在run后增加 额外前台运行指令即可 如bash、top、ping等。

[root@lnmp cmmlnmp]# docker export 20cde728e74e > cmmlnmp-oracle-sqlsrv.tar
[root@lnmp cmmlnmp]# docker import cmmlnmp-oracle-sqlsrv.tar cmm_oracle_sqlsrv:v1
sha256:e0beaa1f14c8e9ceb06d914ab7b88d05b18486ac0da7907329b61582e337301e
[root@lnmp cmmlnmp]# docker images 
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
cmm_oracle_sqlsrv   v1                  e0beaa1f14c8        12 seconds ago     1.82GB
[root@lnmp cmmlnmp]# docker run -idt -p9992:80  --name cmm-sql cmm_oracle_sqlsrv:v1 
docker: Error response from daemon: No command specified.
See 'docker run --help'.

[root@lnmp cmmlnmp]# docker run -idt -p9992:80  --name cmm-sql cmm_oracle_sqlsrv:v1 bash
5455049e02ecce86349a76d447d37a220d5c44ead9d530bdddb63d8519a3ea60
[root@lnmp cmmlnmp]# docker images ls
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
[root@lnmp cmmlnmp]# docker container ls
CONTAINER ID        IMAGE                  COMMAND             CREATED             STATUS              PORTS                                                                                         NAMES
5455049e02ec        cmm_oracle_sqlsrv:v1   "bash"              20 seconds ago      Up 18 seconds       0.0.0.0:9992->80/tcp                                                                          cmm-sql
20cde728e74e        royeecai/cmmlnmp       "/usr/sbin/init"    37 minutes ago      Up 37 minutes       0.0.0.0:9999->80/tcp, 0.0.0.0:9998->443/tcp, 0.0.0.0:9997->3306/tcp, 0.0.0.0:9996->9000/tcp   cmmlnmp
[root@lnmp cmmlnmp]# docker exec -it cmm-sql bash
[root@5455049e02ec /]#