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fix: Configure containerd runc plugin options with systemd cgroup driver #493

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merged 8 commits into from
Oct 6, 2022
Merged

fix: Configure containerd runc plugin options with systemd cgroup driver #493

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b2f1c29
fix: Configure containerd runc plugin to use systemd cgroup driver
dlipovetsky Sep 9, 2022
eb6788c
Use runtime type 'io.containerd.runc.v2'
dlipovetsky Sep 12, 2022
42810c6
Use systemd cgroup driver with the nvidia runtime
dlipovetsky Sep 12, 2022
d9e4d09
Use SystemdCgroup instead of systemd_cgroup
dlipovetsky Sep 13, 2022
d9b1737
Use "io.containerd.runc.v2" for nvidia container runtime
dlipovetsky Sep 13, 2022
5b95433
Merge branch 'main' into dlipovetsky/systemd-cgroup-default
faiq Sep 14, 2022
5c9997f
fix: from poor merge
faiq Sep 14, 2022
c890621
fix: allows cgroups v2 by default for flatcar
faiq Sep 15, 2022
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6 changes: 4 additions & 2 deletions ansible/roles/config/templates/config.toml.tmpl
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Original file line number Diff line number Diff line change
Expand Up @@ -64,7 +64,6 @@ imports = ["/etc/containerd/conf.d/*.toml"]
enable_selinux = false
sandbox_image = "{{ pause_image }}"
stats_collect_period = 10
systemd_cgroup = false
enable_tls_streaming = false
max_container_log_line_size = 16384
disable_cgroup = false
Expand Down Expand Up @@ -92,14 +91,17 @@ imports = ["/etc/containerd/conf.d/*.toml"]
privileged_without_host_devices = false
[plugins."io.containerd.grpc.v1.cri".containerd.runtimes]
[plugins."io.containerd.grpc.v1.cri".containerd.runtimes.runc]
runtime_type = "io.containerd.runc.v1"
runtime_type = "io.containerd.runc.v2"
runtime_engine = ""
runtime_root = ""
privileged_without_host_devices = false
[plugins."io.containerd.grpc.v1.cri".containerd.runtimes.runc.options]
systemd_cgroup = true
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Is this value dependent on the Kubernetes version?

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Yes, but as of v1.21, kubeadm init configures kubelet to use the systemd cgroup driver, and as of v1.22, all kubeadm commands configure kubelet to use it.

Please see kubernetes/kubeadm#2376 (comment)

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[plugins."io.containerd.grpc.v1.cri".containerd.runtimes.nvidia-container-runtime]
runtime_type = "io.containerd.runc.v1"
[plugins."io.containerd.grpc.v1.cri".containerd.runtimes.nvidia-container-runtime.options]
BinaryName = "{{ sysusr_prefix }}/bin/nvidia-container-runtime"
systemd_cgroup = true
[plugins."io.containerd.grpc.v1.cri".cni]
bin_dir = "/opt/cni/bin"
conf_dir = "/etc/cni/net.d"
Expand Down