diff --git a/pkg/scheduler/actions/allocate/allocate.go b/pkg/scheduler/actions/allocate/allocate.go
index 889e339b3b..d6e0432044 100644
--- a/pkg/scheduler/actions/allocate/allocate.go
+++ b/pkg/scheduler/actions/allocate/allocate.go
@@ -25,9 +25,7 @@ import (
 	"volcano.sh/volcano/pkg/scheduler/util"
 )
 
-type Action struct {
-	ssn *framework.Session
-}
+type Action struct{}
 
 func New() *Action {
 	return &Action{}
diff --git a/pkg/scheduler/actions/backfill/backfill.go b/pkg/scheduler/actions/backfill/backfill.go
index b26c438499..c4cf4738bf 100644
--- a/pkg/scheduler/actions/backfill/backfill.go
+++ b/pkg/scheduler/actions/backfill/backfill.go
@@ -24,9 +24,7 @@ import (
 	"volcano.sh/volcano/pkg/scheduler/framework"
 )
 
-type Action struct {
-	ssn *framework.Session
-}
+type Action struct{}
 
 func New() *Action {
 	return &Action{}
diff --git a/pkg/scheduler/actions/enqueue/enqueue.go b/pkg/scheduler/actions/enqueue/enqueue.go
index 4677982c52..1c8f0bdccd 100644
--- a/pkg/scheduler/actions/enqueue/enqueue.go
+++ b/pkg/scheduler/actions/enqueue/enqueue.go
@@ -37,9 +37,7 @@ var (
 	defaultOverCommitFactor = 1.2
 )
 
-type Action struct {
-	ssn *framework.Session
-}
+type Action struct{}
 
 func New() *Action {
 	return &Action{}
diff --git a/pkg/scheduler/actions/preempt/preempt.go b/pkg/scheduler/actions/preempt/preempt.go
index 1d1928ce43..b8ae9bc4c8 100644
--- a/pkg/scheduler/actions/preempt/preempt.go
+++ b/pkg/scheduler/actions/preempt/preempt.go
@@ -26,9 +26,7 @@ import (
 	"volcano.sh/volcano/pkg/scheduler/util"
 )
 
-type Action struct {
-	ssn *framework.Session
-}
+type Action struct{}
 
 func New() *Action {
 	return &Action{}
diff --git a/pkg/scheduler/actions/reclaim/reclaim.go b/pkg/scheduler/actions/reclaim/reclaim.go
index 915e5bd434..a9680cbfba 100644
--- a/pkg/scheduler/actions/reclaim/reclaim.go
+++ b/pkg/scheduler/actions/reclaim/reclaim.go
@@ -25,9 +25,7 @@ import (
 	"volcano.sh/volcano/pkg/scheduler/util"
 )
 
-type Action struct {
-	ssn *framework.Session
-}
+type Action struct{}
 
 func New() *Action {
 	return &Action{}
diff --git a/pkg/scheduler/cache/cache.go b/pkg/scheduler/cache/cache.go
index e413312cc0..ce719e57d1 100644
--- a/pkg/scheduler/cache/cache.go
+++ b/pkg/scheduler/cache/cache.go
@@ -78,7 +78,6 @@ type SchedulerCache struct {
 
 	podInformer             infov1.PodInformer
 	nodeInformer            infov1.NodeInformer
-	nsInformer              infov1.NamespaceInformer
 	podGroupInformerV1beta1 vcinformerv1.PodGroupInformer
 	queueInformerV1beta1    vcinformerv1.QueueInformer
 	pvInformer              infov1.PersistentVolumeInformer