diff --git a/content/en/docs/tasks/administer-cluster/topology-manager.md b/content/en/docs/tasks/administer-cluster/topology-manager.md index 7d06ebe14c..2d20619d84 100644 --- a/content/en/docs/tasks/administer-cluster/topology-manager.md +++ b/content/en/docs/tasks/administer-cluster/topology-manager.md @@ -28,7 +28,7 @@ disjoint set of components. _Topology Manager_ is a Kubelet component that aims to coordinate the set of components that are responsible for these optimizations. - + ## {{% heading "prerequisites" %}} {{< include "task-tutorial-prereqs.md" >}} {{< version-check >}} @@ -174,7 +174,7 @@ each Hint Provider to discover their resource availability. Using this informati Manager stores the preferred NUMA Node affinity for that container. If the affinity is not preferred, Topology Manager will store this and admit the pod to the node anyway. -The *Hint Providers* can then use this information when making the +The *Hint Providers* can then use this information when making the resource allocation decision. ### restricted policy {#policy-restricted} @@ -190,7 +190,7 @@ reschedule the pod. It is recommended to use a ReplicaSet or Deployment to trigg the pod. An external control loop could be also implemented to trigger a redeployment of pods that have the `Topology Affinity` error. -If the pod is admitted, the *Hint Providers* can then use this information when making the +If the pod is admitted, the *Hint Providers* can then use this information when making the resource allocation decision. ### single-numa-node policy {#policy-single-numa-node} @@ -318,7 +318,7 @@ spec: This pod runs in the `BestEffort` QoS class because there are no CPU and memory requests. The Topology Manager would consider the above pods. The Topology Manager would consult the Hint -Providers, which are CPU and Device Manager to get topology hints for the pods. +Providers, which are CPU and Device Manager to get topology hints for the pods. In the case of the `Guaranteed` pod with integer CPU request, the `static` CPU Manager policy would return topology hints relating to the exclusive CPU and the Device Manager would send back @@ -337,7 +337,7 @@ of the requested devices. Using this information the Topology Manager calculates the optimal hint for the pod and stores this information, which will be used by the Hint Providers when they are making their resource -assignments. +assignments. ### Known Limitations @@ -346,4 +346,4 @@ assignments. generating their hints. 2. The scheduler is not topology-aware, so it is possible to be scheduled on a node and then fail - on the node due to the Topology Manager. + on the node due to the Topology Manager. \ No newline at end of file