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-rw-r--r--resources/tools/testbed-setup/ansible/roles/tg_sut/templates/docker.service.j234
1 files changed, 34 insertions, 0 deletions
diff --git a/resources/tools/testbed-setup/ansible/roles/tg_sut/templates/docker.service.j2 b/resources/tools/testbed-setup/ansible/roles/tg_sut/templates/docker.service.j2
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+++ b/resources/tools/testbed-setup/ansible/roles/tg_sut/templates/docker.service.j2
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+# {{ ansible_managed }}
+
+[Unit]
+Description=Docker Application Container Engine
+Documentation=https://docs.docker.com
+After=network-online.target docker.socket
+Requires=docker.socket
+
+[Service]
+Type=notify
+# the default is not to use systemd for cgroups because the delegate issues still
+# exists and systemd currently does not support the cgroup feature set required
+# for containers run by docker
+{% if docker_daemon_environment %}
+Environment="{{ docker_daemon_environment | join('" "') }}"
+{% endif %}
+ExecStart=/usr/bin/dockerd {{ docker_daemon_options | join(" ") }}
+ExecReload=/bin/kill -s HUP $MAINPID
+# Having non-zero Limit*s causes performance problems due to accounting overhead
+# in the kernel. We recommend using cgroups to do container-local accounting.
+LimitNOFILE=infinity
+LimitNPROC=infinity
+LimitCORE=infinity
+# Uncomment TasksMax if your systemd version supports it.
+# Only systemd 226 and above support this version.
+TasksMax=infinity
+TimeoutStartSec=0
+# set delegate yes so that systemd does not reset the cgroups of docker containers
+Delegate=yes
+# kill only the docker process, not all processes in the cgroup
+KillMode=process
+
+[Install]
+WantedBy=multi-user.target