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fix kube_reserved so it only controls kubeReservedCgroup (#11367)

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R. P. Taylor
2024-07-26 01:39:20 -07:00
committed by GitHub
parent 2299e49e0e
commit 468c5641b2
4 changed files with 7 additions and 6 deletions
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7
docs/operations/cgroups.md
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@@ -1,6 +1,6 @@
# cgroups
To avoid the rivals for resources between containers or the impact on the host in Kubernetes, the kubelet components will rely on cgroups to limit the container’s resources usage.
To avoid resource contention between containers and host daemons in Kubernetes, the kubelet components can use cgroups to limit resource usage.
## Enforcing Node Allocatable
@@ -20,8 +20,9 @@ Here is an example:
```yaml
kubelet_enforce_node_allocatable: "pods,kube-reserved,system-reserved"
# Reserve this space for kube resources
# Set to true to reserve resources for kube daemons
# Set kube_reserved to true to run kubelet and container-engine daemons in a dedicated cgroup.
# This is required if you want to enforce limits on the resource usage of these daemons.
# It is not required if you just want to make resource reservations (kube_memory_reserved, kube_cpu_reserved, etc.)
kube_reserved: true
kube_reserved_cgroups_for_service_slice: kube.slice
kube_reserved_cgroups: "/{{ kube_reserved_cgroups_for_service_slice }}"