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  • docker镜像pull不下来最终解决方法

    pull镜像wordpress下来,但是出现如下错误:

    # docker pull wordpress:latest    
    Error response from daemon: Get https://registry-1.docker.io/v2/: net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaitin headers)
    

    查看日志,发现出现如下错误:

    #tailf /var/log/messages
    Aug 19 16:46:29 docker02 dockerd: time="2019-08-19T16:46:29.157861585+08:00" level=warning msg="Error getting v2 registry: Get https://registry.docker-cn.com/v2/: net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers)"
    Aug 19 16:46:29 docker02 dockerd: time="2019-08-19T16:46:29.157965774+08:00" level=info msg="Attempting next endpoint for pull after error: Get https://registry.docker-cn.com/v2/: net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers)"
    Aug 19 16:46:44 docker02 dockerd: time="2019-08-19T16:46:44.158651847+08:00" level=warning msg="Error getting v2 registry: Get https://registry-1.docker.io/v2/: net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers)"
    Aug 19 16:46:44 docker02 dockerd: time="2019-08-19T16:46:44.158907684+08:00" level=info msg="Attempting next endpoint for pull after error: Get https://registry-1.docker.io/v2/: net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers)"
    Aug 19 16:46:44 docker02 dockerd: time="2019-08-19T16:46:44.159189201+08:00" level=error msg="Handler for POST /v1.40/images/create returned error: Get https://registry-1.docker.io/v2/: net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers)"
    

    发现是因为docker加速器超时导致pull不下来
    查看加速器:/etc/docker/daemon.json

    # cat /etc/docker/daemon.json 
    {
    "registry-mirrors": ["https://registry.docker-cn.com"],
    "insecure-registries": ["10.0.0.12:5000"]
    }
    
    

    导致此问题产生,主要是因为国家把docker国外镜像hub封掉了,导致镜像pull不下来,为此,改用国内的镜像

    # cat /etc/docker/daemon.json 
    {
    "registry-mirrors": ["https://docker.mirrors.ustc.edu.cn/","https://hub-mirror.c.163.com","https://registry.docker-cn.com"],
    "insecure-registries": ["10.0.0.12:5000"]
    }
    #systemctl restart docker
    # docker pull wordpress:latest
    latest: Pulling from library/wordpress
    1ab2bdfe9778: Pulling fs layer 
    1448c64389e0: Pulling fs layer 
    4b8a4e62b444: Pulling fs layer 
    9eb9d1e8e241: Pulling fs layer 
    d20b2d19292c: Pull complete 
    023060ea5930: Pull complete 
    a7fa99bc84ac: Pull complete 
    138ec8da18f2: Pull complete 
    cd4dae5ac262: Pull complete 
    c90eff48869a: Pull complete 
    1bc49f4d3a43: Pull complete 
    e3bb2b10f58d: Pull complete 
    fd7b454ec570: Pull complete 
    6096f23889f4: Pull complete 
    81072ed817d5: Pull complete 
    ecce7df16ad3: Pull complete 
    f4475635015e: Pull complete 
    bad34b7324ad: Pull complete 
    890f49d5ad8a: Pull complete 
    7e4ee285d305: Pull complete 
    Digest: sha256:6566a68d0c613304aa11255d98aba6e29c5fa8cd8497064639343956a4c7d2b1
    Status: Downloaded newer image for wordpress:latest
    docker.io/library/wordpress:latest
    

    可以正常Pull下来了。

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  • 原文地址:https://www.cnblogs.com/wang50902/p/11378202.html
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