diff --git a/pkg/scheduler/cache/candidate/base.go b/pkg/scheduler/cache/candidate/base.go
index c123272524..40ab5f2e2f 100644
--- a/pkg/scheduler/cache/candidate/base.go
+++ b/pkg/scheduler/cache/candidate/base.go
@@ -30,6 +30,7 @@ import (
 	computemodels "yunion.io/x/onecloud/pkg/compute/models"
 	"yunion.io/x/onecloud/pkg/scheduler/api"
 	"yunion.io/x/onecloud/pkg/scheduler/core"
+	"yunion.io/x/onecloud/pkg/scheduler/data_manager/sku"
 	schedmodels "yunion.io/x/onecloud/pkg/scheduler/models"
 )
 
@@ -124,6 +125,11 @@ func (b baseHostGetter) HostSchedtags() []computemodels.SSchedtag {
 	return b.h.HostSchedtags
 }
 
+func (b baseHostGetter) Sku(instanceType string) *sku.ServerSku {
+	zone := b.Zone()
+	return sku.GetByZone(instanceType, zone.GetId())
+}
+
 func (b baseHostGetter) Storages() []*api.CandidateStorage {
 	return b.h.Storages
 }
diff --git a/pkg/scheduler/core/types.go b/pkg/scheduler/core/types.go
index 3258fc5914..d4edd9004a 100644
--- a/pkg/scheduler/core/types.go
+++ b/pkg/scheduler/core/types.go
@@ -28,6 +28,7 @@ import (
 	computemodels "yunion.io/x/onecloud/pkg/compute/models"
 	"yunion.io/x/onecloud/pkg/scheduler/api"
 	"yunion.io/x/onecloud/pkg/scheduler/core/score"
+	"yunion.io/x/onecloud/pkg/scheduler/data_manager/sku"
 	schedmodels "yunion.io/x/onecloud/pkg/scheduler/models"
 )
 
@@ -74,6 +75,7 @@ type CandidatePropertyGetter interface {
 	Region() *computemodels.SCloudregion
 	HostType() string
 	HostSchedtags() []computemodels.SSchedtag
+	Sku(string) *sku.ServerSku
 	Storages() []*api.CandidateStorage
 	Networks() []*api.CandidateNetwork
 	OvnCapable() bool