diff --git a/mesos/filter/constraints.go b/mesos/filter/constraints.go
index e4f1fb3e..2ed79266 100644
--- a/mesos/filter/constraints.go
+++ b/mesos/filter/constraints.go
@@ -58,19 +58,3 @@ func (f *constraintsFilter) getAttrs(agentIp string) map[string]string {
 
 	return s.Attrs
 }
-
-func merge(a map[string]string, b map[string]string) map[string]string {
-	c := make(map[string]string)
-
-	for k, v := range a {
-		c[k] = v
-	}
-
-	for k, v := range b {
-		if _, ok := c[k]; !ok {
-			c[k] = v
-		}
-	}
-
-	return c
-}
diff --git a/store/etcd/etcd.go b/store/etcd/etcd.go
index 3a9665c8..2902568d 100644
--- a/store/etcd/etcd.go
+++ b/store/etcd/etcd.go
@@ -20,7 +20,6 @@ const (
 	keyComposeNG   = "/composes-ng" // compose instance (group apps)
 	keyFrameworkID = "/framework"   // framework id
 	keyAgent       = "/mesos/agents"
-	keyVCluster    = "/vclusters"
 
 	keyTasks    = "tasks"    // sub key of keyApp
 	keyVersions = "versions" // sub key of keyApp
@@ -61,7 +60,7 @@ func NewEtcdStore(addrs []string) (*EtcdStore, error) {
 	}
 
 	// create base keys nodes
-	for _, node := range []string{keyApp, keyCompose, keyComposeNG, keyAgent, keyVCluster} {
+	for _, node := range []string{keyApp, keyCompose, keyComposeNG, keyAgent} {
 		store.ensureDir(node)
 	}
 
diff --git a/store/etcd/node.go b/store/etcd/node.go
deleted file mode 100644
index c8d07cde..00000000
--- a/store/etcd/node.go
+++ /dev/null
@@ -1,25 +0,0 @@
-package etcd
-
-import (
-	"github.com/Dataman-Cloud/swan/types"
-)
-
-func (s *EtcdStore) CreateNode(vclusterId string, node *types.Node) error {
-	return nil
-}
-
-func (s *EtcdStore) GetNode(vId, nodeId string) (*types.Node, error) {
-	return nil, nil
-}
-
-func (s *EtcdStore) UpdateNode(vId string, node *types.Node) error {
-	return nil
-}
-
-func (s *EtcdStore) ListNodes(vId string) ([]*types.Node, error) {
-	return nil, nil
-}
-
-func (s *EtcdStore) DeleteNode(name, nodeIp string) error {
-	return nil
-}
diff --git a/store/zk/node.go b/store/zk/node.go
deleted file mode 100644
index 91063b0e..00000000
--- a/store/zk/node.go
+++ /dev/null
@@ -1,80 +0,0 @@
-package zk
-
-import (
-	"fmt"
-	"path"
-
-	"github.com/Dataman-Cloud/swan/types"
-
-	log "github.com/Sirupsen/logrus"
-)
-
-func (zk *ZKStore) CreateNode(vclusterId string, node *types.Node) error {
-	bs, err := encode(node)
-	if err != nil {
-		return err
-	}
-
-	p := path.Join(keyVCluster, vclusterId, "nodes", node.IP)
-
-	return zk.createAll(p, bs)
-}
-
-func (zk *ZKStore) GetNode(vId, nodeId string) (*types.Node, error) {
-	p := path.Join(keyVCluster, vId, "nodes", nodeId)
-
-	data, _, err := zk.get(p)
-	if err != nil {
-		if err == errNotExists {
-			return nil, fmt.Errorf("node %s not exist", nodeId)
-		}
-
-		return nil, err
-	}
-
-	node := new(types.Node)
-	if err := decode(data, node); err != nil {
-		return nil, err
-	}
-
-	return node, nil
-}
-
-func (zk *ZKStore) UpdateNode(vId string, node *types.Node) error {
-	bs, err := encode(node)
-	if err != nil {
-		return err
-	}
-
-	p := path.Join(keyVCluster, vId, "nodes", node.IP)
-
-	return zk.set(p, bs)
-}
-
-func (zk *ZKStore) ListNodes(vId string) ([]*types.Node, error) {
-	p := path.Join(keyVCluster, vId, "nodes")
-
-	children, err := zk.list(p)
-	if err != nil {
-		return nil, err
-	}
-
-	nodes := make([]*types.Node, 0)
-	for _, child := range children {
-		node, err := zk.GetNode(vId, child)
-		if err != nil {
-			log.Errorf("ListNodes.GetNode error: %v", err)
-			continue
-		}
-
-		nodes = append(nodes, node)
-	}
-
-	return nodes, nil
-}
-
-func (zk *ZKStore) DeleteNode(name, nodeIp string) error {
-	p := path.Join(keyVCluster, name, "nodes", nodeIp)
-
-	return zk.del(p)
-}
diff --git a/store/zk/zk.go b/store/zk/zk.go
index 17456740..16fe4368 100644
--- a/store/zk/zk.go
+++ b/store/zk/zk.go
@@ -30,7 +30,6 @@ const (
 	keyComposeNG   = "/composes-ng" // compose instance (group apps)
 	keyFrameworkID = "/frameworkId" // framework id
 	keyAgent       = "/agents"      // mesos agent with attributes
-	keyVCluster    = "/vclusters"   // mesos virtual cluster
 )
 
 var baseKeys = []string{
@@ -39,7 +38,6 @@ var baseKeys = []string{
 	keyComposeNG,
 	keyFrameworkID,
 	keyAgent,
-	keyVCluster,
 }
 
 type ZKStore struct {
diff --git a/types/task.go b/types/task.go
index 75ac3a67..b34222db 100644
--- a/types/task.go
+++ b/types/task.go
@@ -81,7 +81,6 @@ type TaskConfig struct {
 	Constraints    []*Constraint     `json:"constraints"`
 	Proxy          *Proxy            `json:"proxy"`
 	Version        string            `json:"version"`
-	Cluster        string            `json:"cluster"`
 }
 
 func NewTaskConfig(spec *Version, idx int) *TaskConfig {
@@ -107,7 +106,6 @@ func NewTaskConfig(spec *Version, idx int) *TaskConfig {
 		Constraints:    spec.Constraints,
 		Proxy:          spec.Proxy,
 		Version:        spec.ID,
-		Cluster:        spec.Cluster,
 	}
 
 	// with user specified ip address
diff --git a/types/vcluster.go b/types/vcluster.go
deleted file mode 100644
index 604146aa..00000000
--- a/types/vcluster.go
+++ /dev/null
@@ -1,28 +0,0 @@
-package types
-
-import (
-	"time"
-)
-
-type VCluster struct {
-	ID      string    `json:"id"`
-	Name    string    `json:"name"`
-	Nodes   []*Node   `json:"nodes"`
-	Created time.Time `json:"created"`
-	Updated time.Time `json:"updated"`
-}
-
-type Node struct {
-	ID    string            `json:"id"`
-	IP    string            `json:"ip"`
-	Attrs map[string]string `json:"attrs"`
-}
-
-type CreateVClusterBody struct {
-	Name string `json:"name"`
-}
-
-type CreateNodeBody struct {
-	ID string `json:"id"`
-	IP string `json:"ip"`
-}