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Add kubelet configuration flag 'topology-manager-scope'

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add kubelet config option.
* --topology-manager-scope=[ container | pod ]
* default=container

Signed-off-by: Krzysztof Wiatrzyk <k.wiatrzyk@samsung.com>
This commit is contained in:
sw.han
2020-10-01 16:57:10 +02:00
committed by Krzysztof Wiatrzyk
parent f170d33e1f
commit d070bff273
12 changed files with 45 additions and 6 deletions
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18
staging/src/k8s.io/kubelet/config/v1beta1/types.go
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@@ -61,12 +61,18 @@ const (
// BestEffortTopologyManagerPolicy is a mode in which kubelet will favour
// pods with NUMA alignment of CPU and device resources.
BestEffortTopologyManagerPolicy = "best-effort"
// NoneTopologyManager Policy is a mode in which kubelet has no knowledge
// NoneTopologyManagerPolicy is a mode in which kubelet has no knowledge
// of NUMA alignment of a pod's CPU and device resources.
NoneTopologyManagerPolicy = "none"
// SingleNumaNodeTopologyManager Policy iis a mode in which kubelet only allows
// SingleNumaNodeTopologyManagerPolicy is a mode in which kubelet only allows
// pods with a single NUMA alignment of CPU and device resources.
SingleNumaNodeTopologyManager = "single-numa-node"
SingleNumaNodeTopologyManagerPolicy = "single-numa-node"
// ContainerTopologyManagerScope represents that
// topology policy is applied on a per-container basis.
ContainerTopologyManagerScope = "container"
// PodTopologyManagerScope represents that
// topology policy is applied on a per-pod basis.
PodTopologyManagerScope = "pod"
)
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
@@ -434,6 +440,12 @@ type KubeletConfiguration struct {
// Default: "none"
// +optional
TopologyManagerPolicy string `json:"topologyManagerPolicy,omitempty"`
// TopologyManagerScope represents the scope of topology hint generation
// that topology manager requests and hint providers generate.
// "pod" scope requires the TopologyManager feature gate to be enabled.
// Default: "container"
// +optional
TopologyManagerScope string `json:"topologyManagerScope,omitempty"`
// qosReserved is a set of resource name to percentage pairs that specify
// the minimum percentage of a resource reserved for exclusive use by the
// guaranteed QoS tier.