Docker compose使用指南

# docker 安装

# 安装docker
curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun
# 开机启动
systemctl enable docker
# 启动docker
systemctl enable docker
# 修改源
vi /etc/docker/daemon.json 
systemctl daemon-reload
systemctl restart docker

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{
  "registry-mirrors": [
    "https://hub-mirror.c.163.com/"
  ]
}

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# docker compose常用命令

# 下面效果一样
# docker compose -f docker-compose.yml up
# docker-compose up -d

docker compose up -d nginx
docker-compose down

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# compose安装

# 查看最新版本
https://github.com/docker/compose/releases
# 安装
curl -L "https://ghproxy.com/https://github.com/docker/compose/releases/download/v2.18.1/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
# 赋权
chmod +x /usr/local/bin/docker-compose
# 添加
ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose

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# compose关键字

# 当限定资源后需要加 compatibility参数
docker-compose --compatibility -f gateway.yml up -d

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limits: 硬性资源限制
reservations: 可以理解为启动容器必要的内存和CPU资源

# deploy 配置是API v3新加的, 因此version必须声明为3
services:
  service:
    image: nginx
    deploy:
      resources:
        limits:
          cpus: 0.50
          memory: 512M
        reservations:
          cpus: 0.25
          memory: 128M

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#docker-compose

上次更新: 2023-09-18 19:04:56