docker logs 查看日志

docker logs [OPTIONS] CONTAINER

Usage:  docker logs [OPTIONS] CONTAINER
Fetch the logs of a container
Options:
      --details        Show extra details provided to logs
  -f, --follow         Follow log output
      --since string   Show logs since timestamp (e.g. 2013-01-02T13:23:37) or relative (e.g. 42m for 42 minutes)
      --tail string    Number of lines to show from the end of the logs (default "all")
  -t, --timestamps     Show timestamps
      --until string   Show logs before a timestamp (e.g. 2013-01-02T13:23:37) or relative (e.g. 42m for 42 minutes)
[root@iz8vb6yk5a7gzhaw7901zdz ~]# 

-f : 查看实时日志,和tail -f的原理颇为相似
--since :显示某个开始时间的所有日志
-t : 显示时间戳
--tail :仅列出最新N条容器日志，--tail=10 : 查看最后的10条日志

#其中nginx是容器名称，也可以是容器id，比如: docker logs -f 8d7b1800e1df
docker logs nginx

docker logs -f nginx

docker logs -f -t --since="2022-01-14" --tail=10 nginx

docker logs nginx > nginx.log