diff --git a/docs/operations/cgroups.md b/docs/operations/cgroups.md index b2cedf694..4ef3f8d3a 100644 --- a/docs/operations/cgroups.md +++ b/docs/operations/cgroups.md @@ -30,11 +30,6 @@ kube_memory_reserved: 256Mi kube_cpu_reserved: 100m # kube_ephemeral_storage_reserved: 2Gi # kube_pid_reserved: "1000" -# Reservation for master hosts -kube_master_memory_reserved: 512Mi -kube_master_cpu_reserved: 200m -# kube_master_ephemeral_storage_reserved: 2Gi -# kube_master_pid_reserved: "1000" # Set to true to reserve resources for system daemons system_reserved: true @@ -44,11 +39,6 @@ system_memory_reserved: 512Mi system_cpu_reserved: 500m # system_ephemeral_storage_reserved: 2Gi # system_pid_reserved: "1000" -# Reservation for master hosts -system_master_memory_reserved: 256Mi -system_master_cpu_reserved: 250m -# system_master_ephemeral_storage_reserved: 2Gi -# system_master_pid_reserved: "1000" ``` After the setup, the cgroups hierarchy is as follows: @@ -72,7 +62,7 @@ After the setup, the cgroups hierarchy is as follows: ## Automatic Resource Reservation Calculation -While manually specifying resource reservations for kube and system daemons works, Kubespray offers a more convenient approach. You can set the `kube_enable_auto_reserved_resources` flag to `true`. This instructs Kubespray to automatically calculate appropriate resource reservations for `kube_[master]_cpu_reserved` and `kube_[master]_memory_reserved` based on your host size. This eliminates the need for manual configuration, simplifying the process. +While manually specifying resource reservations for kube and system daemons works, Kubespray offers a more convenient approach. You can set the `kube_enable_auto_reserved_resources` flag to `true`. This instructs Kubespray to automatically calculate appropriate resource reservations for `kube_cpu_reserved` and `kube_memory_reserved` based on your host size. This eliminates the need for manual configuration, simplifying the process. When `kube_enable_auto_reserved_resources` is set to `true`, Kubespray calculates resource reservations as follows: