Docker容器日志占用空间过大问题及解决

#!/bin/sh 
echo "======== docker containers logs file size ========"  
logs=$(find /var/lib/docker/containers/ -name *-json.log)  
for log in $logs  
        do  
             ls -lh $log   
        done

# chmod +x docker_log_size.sh
# ./docker_log_size.sh

#!/bin/sh 
echo "======== start clean docker containers logs ========"  
logs=$(find /var/lib/docker/containers/ -name *-json.log)  
for log in $logs  
        do  
                echo "clean logs : $log"  
                cat /dev/null > $log  
        done  
echo "======== end clean docker containers logs ========"
# chmod +x clean_docker_log.sh
# ./clean_docker_log.sh

nginx: 
  image: nginx:1.12.1 
  restart: always 
  logging: 
    driver: “json-file” 
    options: 
      max-size: “5g” 

# vim /etc/docker/daemon.json
{
  "log-driver":"json-file",
  "log-opts": {"max-size":"500m", "max-file":"3"}
}

// 重启docker守护进程
# systemctl daemon-reload
# systemctl restart docker

docker-rate:
    image: python:3.9.5
    container_name:docker-rate
    restart: always
    logging:
      options:
        max-size: "5g"
        max-file: "1"
    volumes:
     - /var/share:/share
    command: bash -c "python /share/run.py"
    environment:
      VERSION: 1

vim /etc/docker/daemon.json
{
  "log-opts": {"max-size": "500m", "max-file": "3"}
}