enhancement(eviction): add numa pressure victim minimum utilization t…

…hreshold
kubewharf · Sep 26, 2023 · 70c0e35 · 70c0e35
1 parent 92231a6
commit 70c0e35
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diff --git a/config/crd/bases/config.katalyst.kubewharf.io_adminqosconfigurations.yaml b/config/crd/bases/config.katalyst.kubewharf.io_adminqosconfigurations.yaml
@@ -174,6 +174,12 @@ spec:
                               threshold for the number of times NUMA's free memory
                               falls below the watermark
                             type: integer
+                          numaVictimMinimumUtilizationThreshold:
+                            description: NumaVictimMinimumUtilizationThreshold is
+                              the victim's minimum memory usage on a NUMA node, if
+                              a pod uses less memory on a NUMA node than this threshold,it
+                              won't be evicted by this NUMA's memory pressure.
+                            type: number
                           rssOveruseRateThreshold:
                             description: RSSOveruseRateThreshold is the threshold
                               for the rate of rss

diff --git a/pkg/apis/config/v1alpha1/adminqos.go b/pkg/apis/config/v1alpha1/adminqos.go
@@ -279,6 +279,11 @@ type MemoryPressureEvictionConfig struct {
 	// +optional
 	EnableSystemLevelEviction *bool `json:"enableSystemLevelEviction,omitempty"`
 
+	// NumaVictimMinimumUtilizationThreshold is the victim's minimum memory usage on a NUMA node, if a pod
+	// uses less memory on a NUMA node than this threshold,it won't be evicted by this NUMA's memory pressure.
+	// +optional
+	NumaVictimMinimumUtilizationThreshold *float64 `json:"numaVictimMinimumUtilizationThreshold,omitempty"`
+
 	// NumaFreeBelowWatermarkTimesThreshold is the threshold for the number of
 	// times NUMA's free memory falls below the watermark
 	// +kubectl:validation:Minimum=0

diff --git a/pkg/apis/config/v1alpha1/zz_generated.deepcopy.go b/pkg/apis/config/v1alpha1/zz_generated.deepcopy.go