使用阿里云加速器提升Docker下载速度
场景：在服务器上配置Docker的时候，当我们觉得比较慢的时候，可以跳过配置加速服务来进行
在服务器上的操作：
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[root@LVS-DR01 ~]
# vim /usr/lib/systemd/system/docker.service
Environment=DOCKER_HTTP_HOST_COMPAT=1
Environment=PATH=
/usr/libexec/docker
:
/usr/bin
:
/usr/sbin
ExecStart=
/usr/bin/dockerd-current
--registry-mirror=https:
//ag3w25ij
.mirror.aliyuncs.com \
--add-runtime docker-runc=
/usr/libexec/docker/docker-runc-current
\
--default-runtime=docker-runc \
--
exec
-opt native.cgroupdriver=systemd \
--userland-proxy-path=
/usr/libexec/docker/docker-proxy-current
\
$OPTIONS \
$DOCKER_STORAGE_OPTIONS \
$DOCKER_NETWORK_OPTIONS \
$ADD_REGISTRY \
$BLOCK_REGISTRY \
$INSECURE_REGISTRY\
$REGISTRIES
ExecReload=
/bin/kill
-s HUP $MAINPID
LimitNOFILE=1048576
LimitNPROC=1048576
LimitCORE=infinity
TimeoutStartSec=0
Restart=on-abnormal
MountFlags=slave
KillMode=process
[Install]
WantedBy=multi-user.target
说明：--registry-mirror=https:
//ag3w25ij
.mirror.aliyuncs.com
重新加载服务：
[root@LVS-DR01 ~]
# systemctl daemon-reload
[root@LVS-DR01 ~]
# systemctl restart docker
[root@LVS-DR01 ~]
# systemctl status docker
● docker.service - Docker Application Container Engine
Loaded: loaded (
/usr/lib/systemd/system/docker
.service; enabled; vendor preset: disabled)
Active: active (running) since Tue 2017-10-10 14:52:00 CST; 5s ago
Docs: http:
//docs
.docker.com
Main PID: 15440 (dockerd-current)
CGroup:
/system
.slice
/docker
.service
├─15440
/usr/bin/dockerd-current
--registry-mirror=https:
//ag3w25ij
.mirror.aliyuncs.com --add-runtime docker-runc=
/usr/libexec/docker/
...
└─15450
/usr/bin/docker-containerd-current
-l unix:
///var/run/docker/libcontainerd/docker-containerd
.sock --shim docker-containerd-shi...
Oct 10 14:51:59 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:51:59.958764236+08:00"
level=warning msg=
"Docker could n...ystem"
Oct 10 14:51:59 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:51:59.999187185+08:00"
level=info msg=
"Graph migration t...conds"
Oct 10 14:52:00 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:51:59.999815473+08:00"
level=info msg=
"Loading container...tart."
Oct 10 14:52:00 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:52:00.167327215+08:00"
level=info msg=
"Firewalld running: false"
Oct 10 14:52:00 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:52:00.382002365+08:00"
level=info msg=
"Default bridge (d...dress"
Oct 10 14:52:00 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:52:00.469707171+08:00"
level=info msg=
"Loading containers: done."
Oct 10 14:52:00 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:52:00.469839570+08:00"
level=info msg=
"Daemon has comple...ation"
Oct 10 14:52:00 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:52:00.469858378+08:00"
level=info msg=
"Docker daemon"
co...1.12.6
Oct 10 14:52:00 LVS-DR01.saltstack.com systemd[1]: Started Docker Application Container Engine.
Oct 10 14:52:00 LVS-DR01.saltstack.com dockerd-current[15440]:
time
=
"2017-10-10T14:52:00.501638339+08:00"
level=info msg=
"API listen on /va....sock"
Hint: Some lines were ellipsized, use -l to show
in
full.
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测试下载一个镜像
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[root@LVS-DR01 ~]
# docker pull alpine
Using default tag: latest
Trying to pull repository docker.io
/library/alpine
...
latest: Pulling from docker.io
/library/alpine
88286f41530e: Pull complete
Digest: sha256:f006ecbb824d87947d0b51ab8488634bf69fe4094959d935c0c103f4820a417d
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当然也可以参考阿里云上的方法进行调整
本文转自 冰冻vs西瓜 51CTO博客，原文链接：http://blog.51cto.com/molewan/1973363，如需转载请自行联系原作者
