--- containerd_storage_dir: "/var/lib/containerd" containerd_state_dir: "/run/containerd" containerd_systemd_dir: "/etc/systemd/system/containerd.service.d" # The default value is not -999 here because containerd's oom_score_adj has been # set to the -999 even if containerd_oom_score is 0. # Ref: https://github.com/kubernetes-sigs/kubespray/pull/9275#issuecomment-1246499242 containerd_oom_score: 0 containerd_default_runtime: "runc" containerd_snapshotter: "overlayfs" containerd_runc_runtime: name: runc type: "io.containerd.runc.v2" engine: "" root: "" base_runtime_spec: cri-base.json options: systemdCgroup: "{{ containerd_use_systemd_cgroup | ternary('true', 'false') }}" binaryName: "{{ bin_dir }}/runc" containerd_additional_runtimes: [] # Example for Kata Containers as additional runtime: # - name: kata # type: "io.containerd.kata.v2" # engine: "" # root: "" containerd_base_runtime_spec_rlimit_nofile: 65535 containerd_default_base_runtime_spec_patch: process: rlimits: - type: RLIMIT_NOFILE hard: "{{ containerd_base_runtime_spec_rlimit_nofile }}" soft: "{{ containerd_base_runtime_spec_rlimit_nofile }}" # Can help reduce disk usage # https://github.com/containerd/containerd/discussions/6295 containerd_discard_unpacked_layers: true containerd_base_runtime_specs: cri-base.json: "{{ containerd_default_base_runtime_spec | combine(containerd_default_base_runtime_spec_patch, recursive=1) }}" containerd_grpc_max_recv_message_size: 16777216 containerd_grpc_max_send_message_size: 16777216 containerd_debug_level: "info" containerd_metrics_address: "" containerd_metrics_grpc_histogram: false containerd_registries_mirrors: - prefix: docker.io mirrors: - host: https://registry-1.docker.io capabilities: ["pull", "resolve"] skip_verify: false containerd_max_container_log_line_size: -1 # If enabled it will allow non root users to use port numbers <1024 containerd_enable_unprivileged_ports: false # If enabled it will allow non root users to use icmp sockets containerd_enable_unprivileged_icmp: false containerd_cfg_dir: /etc/containerd # Extra config to be put in {{ containerd_cfg_dir }}/config.toml literally containerd_extra_args: '' # Configure registry auth (if applicable to secure/insecure registries) containerd_registry_auth: [] # - registry: 10.0.0.2:5000 # username: user # password: pass # Configure containerd service containerd_limit_proc_num: "infinity" containerd_limit_core: "infinity" containerd_limit_open_file_num: "infinity" containerd_limit_mem_lock: "infinity" # If enabled it will use config_path and config to be put in {{ containerd_cfg_dir }}/certs.d/ containerd_use_config_path: false # OS distributions that already support containerd containerd_supported_distributions: - "CentOS" - "OracleLinux" - "RedHat" - "Ubuntu" - "Debian" - "Fedora" - "AlmaLinux" - "Rocky" - "Amazon" - "Flatcar" - "Flatcar Container Linux by Kinvolk" - "Suse" - "openSUSE Leap" - "openSUSE Tumbleweed" - "Kylin Linux Advanced Server" - "UnionTech" - "UniontechOS" - "openEuler" # Enable container device interface enable_cdi: false # For containerd tracing configuration please check out the official documentation: # https://github.com/containerd/containerd/blob/main/docs/tracing.md containerd_tracing_enabled: false containerd_tracing_endpoint: "0.0.0.0:4317" containerd_tracing_protocol: "grpc" containerd_tracing_sampling_ratio: 1.0 containerd_tracing_service_name: "containerd"