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Merge pull request #98096 from leileiwan/master

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fix(*):inter pod affinity default min score is zero
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Kubernetes Prow Robot 2021-01-25 07:22:54 -08:00 committed by GitHub
commit fa3be1bcd2
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2 changed files with 6 additions and 4 deletions
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4
pkg/scheduler/framework/plugins/interpodaffinity/scoring.go
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@ -19,6 +19,7 @@ package interpodaffinity
import (
"context"
"fmt"
"math"
"sync/atomic"
v1 "k8s.io/api/core/v1"
@ -252,7 +253,8 @@ func (pl *InterPodAffinity) NormalizeScore(ctx context.Context, cycleState *fram
return nil
}
var maxCount, minCount int64
var minCount int64 = math.MaxInt64
var maxCount int64 = -math.MaxInt64
for i := range scores {
score := scores[i].Score
if score > maxCount {

6
pkg/scheduler/framework/plugins/interpodaffinity/scoring_test.go
View File

@ -371,7 +371,7 @@ func TestPreferredAffinity(t *testing.T) {
{ObjectMeta: metav1.ObjectMeta{Name: "machine4", Labels: labelRgChina}},
{ObjectMeta: metav1.ObjectMeta{Name: "machine5", Labels: labelRgIndia}},
},
expectedList: []framework.NodeScore{{Name: "machine1", Score: framework.MaxNodeScore}, {Name: "machine2", Score: 50}, {Name: "machine3", Score: framework.MaxNodeScore}, {Name: "machine4", Score: framework.MaxNodeScore}, {Name: "machine5", Score: 50}},
expectedList: []framework.NodeScore{{Name: "machine1", Score: framework.MaxNodeScore}, {Name: "machine2", Score: 0}, {Name: "machine3", Score: framework.MaxNodeScore}, {Name: "machine4", Score: framework.MaxNodeScore}, {Name: "machine5", Score: 0}},
name: "Affinity: nodes in one region has more matching pods comparing to other region, so the region which has more matches will get high score",
},
// Test with the different operators and values for pod affinity scheduling preference, including some match failures.
@ -517,7 +517,7 @@ func TestPreferredAffinity(t *testing.T) {
{ObjectMeta: metav1.ObjectMeta{Name: "machine4", Labels: labelRgChina}},
{ObjectMeta: metav1.ObjectMeta{Name: "machine5", Labels: labelRgIndia}},
},
expectedList: []framework.NodeScore{{Name: "machine1", Score: framework.MaxNodeScore}, {Name: "machine2", Score: 40}, {Name: "machine3", Score: framework.MaxNodeScore}, {Name: "machine4", Score: framework.MaxNodeScore}, {Name: "machine5", Score: 40}},
expectedList: []framework.NodeScore{{Name: "machine1", Score: framework.MaxNodeScore}, {Name: "machine2", Score: 0}, {Name: "machine3", Score: framework.MaxNodeScore}, {Name: "machine4", Score: framework.MaxNodeScore}, {Name: "machine5", Score: 0}},
name: "Affinity and Anti Affinity: considering both affinity and anti-affinity, the pod to schedule and existing pods have the same labels",
},
// Consider Affinity, Anti Affinity and symmetry together.
@ -555,7 +555,7 @@ func TestPreferredAffinity(t *testing.T) {
{ObjectMeta: metav1.ObjectMeta{Name: "machine1", Labels: labelRgChina}},
{ObjectMeta: metav1.ObjectMeta{Name: "machine2", Labels: labelRgChina}},
},
expectedList: []framework.NodeScore{{Name: "machine1", Score: framework.MaxNodeScore}, {Name: "machine2", Score: framework.MaxNodeScore}},
expectedList: []framework.NodeScore{{Name: "machine1", Score: 0}, {Name: "machine2", Score: 0}},
name: "Avoid panic when partial nodes in a topology don't have pods with affinity",
},
{