kubespray/roles/container-engine/containerd/defaults/main.yml

---
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: "native"

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') }}"

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 }}"

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:
  "docker.io": "https://registry-1.docker.io"

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 disable use mirrors config
containerd_use_config_path: false

# If enabled it will allow kubespray to attempt setup even if the distribution is not supported. For unsupported distributions this can lead to unexpected failures in some cases.
allow_unsupported_distribution_setup: false