46 lines
1.6 KiB
SYSTEMD
46 lines
1.6 KiB
SYSTEMD
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[Unit]
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Description=Docker Application Container Engine
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Documentation=http://docs.docker.com
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After=network.target lvm2-monitor.service firewalld.service
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# We don't use the docker socket activation, but doing this ensures that the
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# docker.socket unit is alive while Docker is (docker.socket has BindsTo, so we
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# only need a weak requirement to make sure starting docker.service also
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# "starts" the socket service). Forcefully stopping docker.socket will not
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# cause docker to die, but there's no nice workaround for that.
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Wants=docker.socket
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[Service]
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EnvironmentFile=/etc/sysconfig/docker
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# While Docker has support for socket activation (-H fd://), this is not
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# enabled by default because enabling socket activation means that on boot your
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# containers won't start until someone tries to administer the Docker daemon.
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Type=notify
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ExecStart=/usr/bin/dockerd --add-runtime oci=/usr/sbin/runc $DOCKER_OPTS
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ExecReload=/bin/kill -s HUP $MAINPID
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# Having non-zero Limit*s causes performance problems due to accounting overhead
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# in the kernel. We recommend using cgroups to do container-local accounting.
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LimitNOFILE=1048576
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LimitNPROC=infinity
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LimitCORE=infinity
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# Uncomment TasksMax if your systemd version supports it.
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# Only systemd 226 and above support this property.
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TasksMax=infinity
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# Set delegate yes so that systemd does not reset the cgroups of docker containers
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# Only systemd 218 and above support this property.
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Delegate=yes
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# Kill only the docker process, not all processes in the cgroup.
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KillMode=process
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# Restart the docker process if it exits prematurely.
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Restart=on-failure
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StartLimitBurst=3
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StartLimitInterval=60s
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[Install]
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WantedBy=multi-user.target
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