diff --git a/pkg/cache/internal/cache_reader_test.go b/pkg/cache/internal/cache_reader_test.go
new file mode 100644
index 0000000000..02f601499f
--- /dev/null
+++ b/pkg/cache/internal/cache_reader_test.go
@@ -0,0 +1,73 @@
+package internal
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+	"testing"
+
+	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/fields"
+	"k8s.io/client-go/tools/cache"
+)
+
+func benchmarkByIndexes(sel fields.Selector, b *testing.B) {
+	indexFunc := func(val string) func(obj interface{}) ([]string, error) {
+		return func(obj interface{}) ([]string, error) {
+			pod := obj.(*corev1.Pod)
+			if strings.Contains(pod.Labels["foo"], val) {
+				return []string{val}, nil
+			}
+			return nil, nil
+		}
+	}
+
+	index := cache.NewIndexer(cache.MetaNamespaceKeyFunc, cache.Indexers{
+		FieldIndexName("idx1"): indexFunc("1"),
+		FieldIndexName("idx2"): indexFunc("2"),
+		FieldIndexName("idx3"): indexFunc("3"),
+		FieldIndexName("idx4"): indexFunc("4"),
+		FieldIndexName("idx5"): indexFunc("5"),
+	})
+
+	for i := 0; i < 10000; i++ {
+		err := index.Add(&corev1.Pod{ObjectMeta: metav1.ObjectMeta{
+			Name: fmt.Sprintf("test-pod-%d", i), Labels: map[string]string{"foo": strconv.Itoa(i)}}})
+		if err != nil {
+			b.Fatal(err)
+		}
+	}
+
+	for i := 0; i < b.N; i++ {
+		_, err := byIndexes(index, sel.Requirements(), "")
+		if err != nil {
+			b.Fatal(err)
+		}
+	}
+}
+
+func BenchmarkByIndexes1(b *testing.B) {
+	sel := fields.ParseSelectorOrDie("idx1=1")
+	benchmarkByIndexes(sel, b)
+}
+
+func BenchmarkByIndexes2(b *testing.B) {
+	sel := fields.ParseSelectorOrDie("idx1=1,idx2=2")
+	benchmarkByIndexes(sel, b)
+}
+
+func BenchmarkByIndexes3(b *testing.B) {
+	sel := fields.ParseSelectorOrDie("idx1=1,idx2=2,idx3=3")
+	benchmarkByIndexes(sel, b)
+}
+
+func BenchmarkByIndexes4(b *testing.B) {
+	sel := fields.ParseSelectorOrDie("idx1=1,idx2=2,idx3=3,idx4=4")
+	benchmarkByIndexes(sel, b)
+}
+
+func BenchmarkByIndexes5(b *testing.B) {
+	sel := fields.ParseSelectorOrDie("idx1=1,idx2=2,idx3=3,idx4=4,idx5=5")
+	benchmarkByIndexes(sel, b)
+}