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enhancement(plugin): Support inter-pod affinity and anti-affinity at NUMA level #47

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enhancement(plugin): Support inter-pod affinity and anti-affinity at NUMA level #47

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788c901
Add InterPodAffinity
yanxiaoqi932 Oct 13, 2023
8664b73
add inter-pod affinity & anti-affinity
yanxiaoqi932 Oct 20, 2023
8874af1
move selector from api to core
yanxiaoqi932 Nov 7, 2023
ca91860
more detailed introduction
yanxiaoqi932 Nov 23, 2023
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22 changes: 22 additions & 0 deletions pkg/consts/qos.go
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Original file line number Diff line number Diff line change
Expand Up @@ -126,3 +126,25 @@ const (
PodAnnotationNetworkEnhancementAffinityRestricted = "topology_affinity_restricted"
PodAnnotationNetworkEnhancementAffinityRestrictedTrue = "true"
)

// const variables for pod annotations about qos level enhancement for micro-topology level inter-pod affinity,
// PodAnnotationMicroTopologyRequired & Preferred stands for hard & soft affinity requirements,
// PodAnnotationMicroTopologyAffinityNUMA & Socket stands for topology zone of seletor,
// PodAnnotationMicroTopologyAffinityDefaultZone means the default topology zone is NUMA.
// example of api is:
//
// "katalyst.kubewharf.io/microtopology_antiaffinity": '{
// "required": [{"matchLabels": {"labelKey": "labelValue"}, "zone":"numa"}]
// }'
const (
PodAnnotationMicroTopologyInterPodAffinity = "katalyst.kubewharf.io/microtopology_affinity"
PodAnnotationMicroTopologyInterPodAntiAffinity = "katalyst.kubewharf.io/microtopology_antiaffinity"

PodAnnotationMicroTopologyRequiredAffinity = "required"
PodAnnotationMicroTopologyPreferredAffinity = "preferred"

PodAnnotationMicroTopologyAffinityNUMA = "numa"
PodAnnotationMicroTopologyAffinitySocket = "socket"

PodAnnotationMicroTopologyAffinityDefaultZone = "numa"
)