diff --git a/shards/Makefile b/shards/Makefile
index 5127882d6f..2bf460c28e 100644
--- a/shards/Makefile
+++ b/shards/Makefile
@@ -27,7 +27,7 @@ cluster_status:
 	kubectl get pods -n milvus -o wide
 probe_cluster:
 	@echo
-	$(shell kubectl get service -n milvus | grep milvus-proxy-servers | awk {'print $$4,$$5'} | awk -F"[: ]" {'print "docker run --rm --name probe --net=host milvusdb/mishards /bin/bash -c \"python all_in_one/probe_test.py --port="$$2" --host="$$1"\""'})
+	$(shell kubectl get service -n mishards | grep mishards-proxy-servers | awk {'print $$4,$$5'} | awk -F"[: ]" {'print "docker run --rm --name probe --net=host milvusdb/mishards /bin/bash -c \"python all_in_one/probe_test.py --port="$$2" --host="$$1"\""'})
 probe:
 	docker run --rm --name probe --net=host milvusdb/mishards /bin/bash -c "python all_in_one/probe_test.py --port=${PORT} --host=${HOST}"
 clean_coverage:
diff --git a/shards/discovery/plugins/kubernetes_provider.py b/shards/discovery/plugins/kubernetes_provider.py
index 4ab59415b5..311c8dbc1a 100644
--- a/shards/discovery/plugins/kubernetes_provider.py
+++ b/shards/discovery/plugins/kubernetes_provider.py
@@ -11,7 +11,10 @@ import copy
 import threading
 import queue
 import enum
-from kubernetes import client, config, watch
+from functools import partial
+from collections import defaultdict
+from kubernetes import client, config as kconfig, watch
+from mishards.topology import StatusType
 
 logger = logging.getLogger(__name__)
 
@@ -33,8 +36,8 @@ class K8SMixin:
             self.namespace = open(INCLUSTER_NAMESPACE_PATH).read()
 
         if not self.v1:
-            config.load_incluster_config(
-            ) if self.in_cluster else config.load_kube_config()
+            kconfig.load_incluster_config(
+            ) if self.in_cluster else kconfig.load_kube_config()
             self.v1 = client.CoreV1Api()
 
 
@@ -133,6 +136,7 @@ class K8SEventListener(threading.Thread, K8SMixin):
 
 
 class EventHandler(threading.Thread):
+    PENDING_THRESHOLD = 3
     def __init__(self, mgr, message_queue, namespace, pod_patt, **kwargs):
         threading.Thread.__init__(self)
         self.mgr = mgr
@@ -141,6 +145,25 @@ class EventHandler(threading.Thread):
         self.terminate = False
         self.pod_patt = re.compile(pod_patt)
         self.namespace = namespace
+        self.pending_add = defaultdict(int)
+        self.pending_delete = defaultdict(int)
+
+    def record_pending_add(self, pod, true_cb=None):
+        self.pending_add[pod] += 1
+        self.pending_delete.pop(pod, None)
+        if self.pending_add[pod] >= self.PENDING_THRESHOLD:
+            true_cb and true_cb()
+            return True
+        return False
+
+    def record_pending_delete(self, pod, true_cb=None):
+        self.pending_delete[pod] += 1
+        self.pending_add.pop(pod, None)
+        if self.pending_delete[pod] >= 1:
+            true_cb and true_cb()
+            return True
+
+        return False
 
     def stop(self):
         self.terminate = True
@@ -165,37 +188,47 @@ class EventHandler(threading.Thread):
 
         if try_cnt <= 0 and not pod:
             if not event['start_up']:
-                logger.error('Pod {} is started but cannot read pod'.format(
+                logger.warning('Pod {} is started but cannot read pod'.format(
                     event['pod']))
             return
         elif try_cnt <= 0 and not pod.status.pod_ip:
             logger.warning('NoPodIPFoundError')
             return
 
-        logger.info('Register POD {} with IP {}'.format(
-            pod.metadata.name, pod.status.pod_ip))
-        self.mgr.add_pod(name=pod.metadata.name, ip=pod.status.pod_ip)
+        self.record_pending_add(pod.metadata.name,
+                true_cb=partial(self.mgr.add_pod, pod.metadata.name, pod.status.pod_ip))
 
     def on_pod_killing(self, event, **kwargs):
-        logger.info('Unregister POD {}'.format(event['pod']))
-        self.mgr.delete_pod(name=event['pod'])
+        self.record_pending_delete(event['pod'],
+                true_cb=partial(self.mgr.delete_pod, event['pod']))
 
     def on_pod_heartbeat(self, event, **kwargs):
-        names = self.mgr.readonly_topo.group_names
+        names = set(copy.deepcopy(list(self.mgr.readonly_topo.group_names)))
 
-        running_names = set()
+        pods_with_event = set()
         for each_event in event['events']:
+            pods_with_event.add(each_event['pod'])
             if each_event['ready']:
-                self.mgr.add_pod(name=each_event['pod'], ip=each_event['ip'])
-                running_names.add(each_event['pod'])
+                self.record_pending_add(each_event['pod'],
+                    true_cb=partial(self.mgr.add_pod, each_event['pod'], each_event['ip']))
             else:
-                self.mgr.delete_pod(name=each_event['pod'])
+                self.record_pending_delete(each_event['pod'],
+                    true_cb=partial(self.mgr.delete_pod, each_event['pod']))
 
-        to_delete = names - running_names
-        for name in to_delete:
-            self.mgr.delete_pod(name)
+        pods_no_event = names - pods_with_event
+        for name in pods_no_event:
+            self.record_pending_delete(name,
+                    true_cb=partial(self.mgr.delete_pod, name))
 
-        logger.info(self.mgr.readonly_topo.group_names)
+        latest = self.mgr.readonly_topo.group_names
+        deleted = names - latest
+        added = latest - names
+        if deleted:
+            logger.info('Deleted Pods: {}'.format(list(deleted)))
+        if added:
+            logger.info('Added Pods: {}'.format(list(added)))
+
+        logger.debug('All Pods: {}'.format(list(latest)))
 
     def handle_event(self, event):
         if event['eType'] == EventType.PodHeartBeat:
@@ -237,15 +270,15 @@ class KubernetesProviderSettings:
 class KubernetesProvider(object):
     name = 'kubernetes'
 
-    def __init__(self, plugin_config, readonly_topo, **kwargs):
-        self.namespace = plugin_config.DISCOVERY_KUBERNETES_NAMESPACE
-        self.pod_patt = plugin_config.DISCOVERY_KUBERNETES_POD_PATT
-        self.label_selector = plugin_config.DISCOVERY_KUBERNETES_LABEL_SELECTOR
-        self.in_cluster = plugin_config.DISCOVERY_KUBERNETES_IN_CLUSTER.lower()
+    def __init__(self, config, readonly_topo, **kwargs):
+        self.namespace = config.DISCOVERY_KUBERNETES_NAMESPACE
+        self.pod_patt = config.DISCOVERY_KUBERNETES_POD_PATT
+        self.label_selector = config.DISCOVERY_KUBERNETES_LABEL_SELECTOR
+        self.in_cluster = config.DISCOVERY_KUBERNETES_IN_CLUSTER.lower()
         self.in_cluster = self.in_cluster == 'true'
-        self.poll_interval = plugin_config.DISCOVERY_KUBERNETES_POLL_INTERVAL
+        self.poll_interval = config.DISCOVERY_KUBERNETES_POLL_INTERVAL
         self.poll_interval = int(self.poll_interval) if self.poll_interval else 5
-        self.port = plugin_config.DISCOVERY_KUBERNETES_PORT
+        self.port = config.DISCOVERY_KUBERNETES_PORT
         self.port = int(self.port) if self.port else 19530
         self.kwargs = kwargs
         self.queue = queue.Queue()
@@ -255,8 +288,8 @@ class KubernetesProvider(object):
         if not self.namespace:
             self.namespace = open(incluster_namespace_path).read()
 
-        config.load_incluster_config(
-        ) if self.in_cluster else config.load_kube_config()
+        kconfig.load_incluster_config(
+        ) if self.in_cluster else kconfig.load_kube_config()
         self.v1 = client.CoreV1Api()
 
         self.listener = K8SEventListener(message_queue=self.queue,
@@ -281,6 +314,8 @@ class KubernetesProvider(object):
                                           **kwargs)
 
     def add_pod(self, name, ip):
+        logger.debug('Register POD {} with IP {}'.format(
+            name, ip))
         ok = True
         status = StatusType.OK
         try:
@@ -292,8 +327,8 @@ class KubernetesProvider(object):
             ok = False
             logger.error('Connection error to: {}'.format(addr))
 
-        if ok and status == StatusType.OK:
-            logger.info('KubernetesProvider Add Group \"{}\" Of 1 Address: {}'.format(name, uri))
+        # if ok and status == StatusType.OK:
+        #     logger.info('KubernetesProvider Add Group \"{}\" Of 1 Address: {}'.format(name, uri))
         return ok
 
     def delete_pod(self, name):
@@ -306,6 +341,7 @@ class KubernetesProvider(object):
         self.event_handler.start()
 
         self.pod_heartbeater.start()
+        return True
 
     def stop(self):
         self.listener.stop()
diff --git a/shards/kubernetes_demo/milvus_stateful_servers.yaml b/shards/kubernetes_demo/milvus_stateful_servers.yaml
deleted file mode 100644
index 4ff5045599..0000000000
--- a/shards/kubernetes_demo/milvus_stateful_servers.yaml
+++ /dev/null
@@ -1,68 +0,0 @@
-kind: Service
-apiVersion: v1
-metadata:
-  name: milvus-ro-servers
-  namespace: milvus
-spec:
-  type: ClusterIP
-  selector:
-    app: milvus
-    tier: ro-servers
-  ports:
-  - protocol: TCP
-    port: 19530
-    targetPort: 19530
-
----
-
-apiVersion: apps/v1beta1
-kind: StatefulSet
-metadata:
-  name: milvus-ro-servers
-  namespace: milvus
-spec:
-  serviceName: "milvus-ro-servers"
-  replicas: 1
-  template:
-    metadata:
-      labels:
-        app: milvus
-        tier: ro-servers
-    spec:
-      terminationGracePeriodSeconds: 11
-      containers:
-      - name: milvus-ro-server
-        image: milvusdb/milvus:0.5.0-d102119-ede20b
-        imagePullPolicy: Always
-        ports:
-          - containerPort: 19530
-        resources:
-          limits:
-            memory: "16Gi"
-            cpu: "8.0"
-          requests:
-            memory: "14Gi"
-        volumeMounts:
-        - name: milvus-db-disk
-          mountPath: /var/milvus
-          subPath: dbdata
-        - name: milvus-roserver-configmap
-          mountPath: /opt/milvus/conf/server_config.yaml
-          subPath: config.yml
-        - name: milvus-roserver-configmap
-          mountPath: /opt/milvus/conf/log_config.conf
-          subPath: log.conf
-      # imagePullSecrets:
-      #   - name: regcred
-      # tolerations:
-      #   - key: "worker"
-      #     operator: "Equal"
-      #     value: "performance"
-      #     effect: "NoSchedule"
-      volumes:
-      - name: milvus-roserver-configmap
-        configMap:
-            name: milvus-roserver-configmap
-      - name: milvus-db-disk
-        persistentVolumeClaim:
-            claimName: milvus-db-disk
diff --git a/shards/kubernetes_demo/milvus_auxiliary.yaml b/shards/kubernetes_demo/mishards_auxiliary.yaml
similarity index 72%
rename from shards/kubernetes_demo/milvus_auxiliary.yaml
rename to shards/kubernetes_demo/mishards_auxiliary.yaml
index fff27adc6f..83d7436715 100644
--- a/shards/kubernetes_demo/milvus_auxiliary.yaml
+++ b/shards/kubernetes_demo/mishards_auxiliary.yaml
@@ -1,12 +1,12 @@
 kind: Service
 apiVersion: v1
 metadata:
-  name: milvus-mysql
-  namespace: milvus
+  name: mishards-mysql
+  namespace: mishards
 spec:
   type: ClusterIP
   selector:
-    app: milvus
+    app: mishards
     tier: mysql
   ports:
   - protocol: TCP
@@ -19,22 +19,22 @@ spec:
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: milvus-mysql
-  namespace: milvus
+  name: mishards-mysql
+  namespace: mishards
 spec:
   selector:
     matchLabels:
-      app: milvus
+      app: mishards
       tier: mysql
   replicas: 1
   template:
     metadata:
       labels:
-        app: milvus
+        app: mishards
         tier: mysql
     spec:
       containers:
-      - name: milvus-mysql
+      - name: mishards-mysql
         image: mysql:5.7
         imagePullPolicy: IfNotPresent
         # lifecycle:
@@ -51,17 +51,17 @@ spec:
           - name: mysql-port
             containerPort: 3306
         volumeMounts:
-        - name: milvus-mysql-disk
+        - name: mishards-mysql-disk
           mountPath: /data
           subPath: mysql
-        - name: milvus-mysql-configmap
+        - name: mishards-mysql-configmap
           mountPath: /etc/mysql/mysql.conf.d/mysqld.cnf
-          subPath: milvus_mysql_config.yml
+          subPath: mishards_mysql_config.yml
 
       volumes:
-      - name: milvus-mysql-disk
+      - name: mishards-mysql-disk
         persistentVolumeClaim:
-            claimName: milvus-mysql-disk
-      - name: milvus-mysql-configmap
+            claimName: mishards-mysql-disk
+      - name: mishards-mysql-configmap
         configMap:
-            name: milvus-mysql-configmap
+            name: mishards-mysql-configmap
diff --git a/shards/kubernetes_demo/milvus_configmap.yaml b/shards/kubernetes_demo/mishards_configmap.yaml
similarity index 53%
rename from shards/kubernetes_demo/milvus_configmap.yaml
rename to shards/kubernetes_demo/mishards_configmap.yaml
index cb751c02f1..c099a438bc 100644
--- a/shards/kubernetes_demo/milvus_configmap.yaml
+++ b/shards/kubernetes_demo/mishards_configmap.yaml
@@ -1,10 +1,10 @@
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: milvus-mysql-configmap
-  namespace: milvus
+  name: mishards-mysql-configmap
+  namespace: mishards
 data:
-    milvus_mysql_config.yml: |
+    mishards_mysql_config.yml: |
       [mysqld]
       pid-file        = /var/run/mysqld/mysqld.pid
       socket          = /var/run/mysqld/mysqld.sock
@@ -26,71 +26,79 @@ data:
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: milvus-proxy-configmap
-  namespace: milvus
+  name: mishards-proxy-configmap
+  namespace: mishards
 data:
-    milvus_proxy_config.yml: |
+    mishards_proxy_config.yml: |
       DEBUG=True
-      TESTING=False
 
-      WOSERVER=tcp://milvus-wo-servers:19530
+      WOSERVER=tcp://mishards-wo-servers:19530
       SERVER_PORT=19530
 
       DISCOVERY_CLASS_NAME=kubernetes
-      DISCOVERY_KUBERNETES_NAMESPACE=milvus
+      DISCOVERY_KUBERNETES_NAMESPACE=mishards
       DISCOVERY_KUBERNETES_POD_PATT=.*-ro-servers-.*
       DISCOVERY_KUBERNETES_LABEL_SELECTOR=tier=ro-servers
       DISCOVERY_KUBERNETES_POLL_INTERVAL=10
       DISCOVERY_KUBERNETES_IN_CLUSTER=True
 
-      SQLALCHEMY_DATABASE_URI=mysql+pymysql://root:milvusroot@milvus-mysql:3306/milvus?charset=utf8mb4
+      SQLALCHEMY_DATABASE_URI=mysql+pymysql://root:milvusroot@mishards-mysql:3306/milvus?charset=utf8mb4
       SQLALCHEMY_POOL_SIZE=50
       SQLALCHEMY_POOL_RECYCLE=7200
 
       LOG_PATH=/var/log/milvus
       TIMEZONE=Asia/Shanghai
+
 ---
 
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: milvus-roserver-configmap
-  namespace: milvus
+  name: mishards-roserver-configmap
+  namespace: mishards
 data:
   config.yml: |
+    version: 0.3
     server_config:
       address: 0.0.0.0
       port: 19530
-      mode: cluster_readonly
+      deploy_mode: cluster_readonly
+      web_port: 19121
 
     db_config:
+      backend_url: mysql://root:milvusroot@mishards-mysql:3306/milvus
+      auto_flush_interval: 1
+
+    storage_config:
       primary_path: /var/milvus
-      backend_url: mysql://root:milvusroot@milvus-mysql:3306/milvus
-      insert_buffer_size: 2
 
     metric_config:
-      enable_monitor: off # true is on, false is off
+      enable_monitor: false
 
     cache_config:
-        cpu_cache_capacity: 12   # memory pool to hold index data, unit: GB
-        cpu_cache_free_percent: 0.85
-        insert_cache_immediately: false
-        # gpu_cache_capacity: 4
-        # gpu_cache_free_percent: 0.85
-        # gpu_ids:
-          # - 0
+      cpu_cache_capacity: 6   # memory pool to hold index data, unit: GB
+      insert_buffer_size: 1
+      cache_insert_data: false
+
+    gpu_resource_config:
+      enabled: false
+      cache_capacity: 1
+      search_resources:
+          - gpu0
+      build_index_resources:
+          - gpu0
 
     engine_config:
-        use_blas_threshold: 800
+      use_blas_threshold: 800
+      gpu_search_threshold: 1000
 
-    resource_config:
-        search_resources:
-            - gpu0
+    wal_config:
+      enable: false
 
   log.conf: |
     * GLOBAL:
         FORMAT                  =   "%datetime | %level | %logger | %msg"
-        FILENAME                =   "/var/milvus/logs/milvus-ro-%datetime{%H:%m}-global.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-ro-%datetime{%H:%m}-global.log"
         ENABLED                 =   true
         TO_FILE                 =   true
         TO_STANDARD_OUTPUT      =   true
@@ -98,12 +106,12 @@ data:
         PERFORMANCE_TRACKING    =   false
         MAX_LOG_FILE_SIZE       =   2097152 ## Throw log files away after 2MB
     * DEBUG:
-        FILENAME                =   "/var/milvus/logs/milvus-ro-%datetime{%H:%m}-debug.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-ro-%datetime{%H:%m}-debug.log"
         ENABLED                 =   true
     * WARNING:
-        FILENAME                =   "/var/milvus/logs/milvus-ro-%datetime{%H:%m}-warning.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-ro-%datetime{%H:%m}-warning.log"
     * TRACE:
-        FILENAME                =   "/var/milvus/logs/milvus-ro-%datetime{%H:%m}-trace.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-ro-%datetime{%H:%m}-trace.log"
     * VERBOSE:
         FORMAT                  =   "%datetime{%d/%M/%y} | %level-%vlevel | %msg"
         TO_FILE                 =   true
@@ -111,54 +119,61 @@ data:
     ## Error logs
     * ERROR:
         ENABLED                 =   true
-        FILENAME                =   "/var/milvus/logs/milvus-ro-%datetime{%H:%m}-error.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-ro-%datetime{%H:%m}-error.log"
     * FATAL:
         ENABLED                 =   true
-        FILENAME                =   "/var/milvus/logs/milvus-ro-%datetime{%H:%m}-fatal.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-ro-%datetime{%H:%m}-fatal.log"
 
 ---
 
 apiVersion: v1
 kind: ConfigMap
 metadata:
-  name: milvus-woserver-configmap
-  namespace: milvus
+  name: mishards-woserver-configmap
+  namespace: mishards
 data:
   config.yml: |
+    version: 0.3
     server_config:
       address: 0.0.0.0
       port: 19530
-      mode: cluster_writable
+      deploy_mode: cluster_writable
+      web_port: 19121
 
     db_config:
+      backend_url: mysql://root:milvusroot@mishards-mysql:3306/milvus
+      auto_flush_interval: 1
+
+    storage_config:
       primary_path: /var/milvus
-      backend_url: mysql://root:milvusroot@milvus-mysql:3306/milvus
-      insert_buffer_size: 2
 
     metric_config:
-      enable_monitor: off # true is on, false is off
+      enable_monitor: false
 
     cache_config:
-        cpu_cache_capacity: 2   # memory pool to hold index data, unit: GB
-        cpu_cache_free_percent: 0.85
-        insert_cache_immediately: false
-        # gpu_cache_capacity: 4
-        # gpu_cache_free_percent: 0.85
-        # gpu_ids:
-          # - 0
+      cpu_cache_capacity: 2   # memory pool to hold index data, unit: GB
+      insert_buffer_size: 2
+      cache_insert_data: false
+
+    gpu_resource_config:
+      enabled: false
+      cache_capacity: 1
+      search_resources:
+          - gpu0
+      build_index_resources:
+          - gpu0
 
     engine_config:
-        use_blas_threshold: 800
-
-    resource_config:
-        search_resources:
-            - gpu0
+      use_blas_threshold: 800
+      gpu_search_threshold: 1000
 
+    wal_config:
+      enable: false
 
   log.conf: |
     * GLOBAL:
         FORMAT                  =   "%datetime | %level | %logger | %msg"
-        FILENAME                =   "/var/milvus/logs/milvus-wo-%datetime{%H:%m}-global.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-wo-%datetime{%H:%m}-global.log"
         ENABLED                 =   true
         TO_FILE                 =   true
         TO_STANDARD_OUTPUT      =   true
@@ -166,12 +181,12 @@ data:
         PERFORMANCE_TRACKING    =   false
         MAX_LOG_FILE_SIZE       =   2097152 ## Throw log files away after 2MB
     * DEBUG:
-        FILENAME                =   "/var/milvus/logs/milvus-wo-%datetime{%H:%m}-debug.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-wo-%datetime{%H:%m}-debug.log"
         ENABLED                 =   true
     * WARNING:
-        FILENAME                =   "/var/milvus/logs/milvus-wo-%datetime{%H:%m}-warning.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-wo-%datetime{%H:%m}-warning.log"
     * TRACE:
-        FILENAME                =   "/var/milvus/logs/milvus-wo-%datetime{%H:%m}-trace.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-wo-%datetime{%H:%m}-trace.log"
     * VERBOSE:
         FORMAT                  =   "%datetime{%d/%M/%y} | %level-%vlevel | %msg"
         TO_FILE                 =   true
@@ -179,7 +194,7 @@ data:
     ## Error logs
     * ERROR:
         ENABLED                 =   true
-        FILENAME                =   "/var/milvus/logs/milvus-wo-%datetime{%H:%m}-error.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-wo-%datetime{%H:%m}-error.log"
     * FATAL:
         ENABLED                 =   true
-        FILENAME                =   "/var/milvus/logs/milvus-wo-%datetime{%H:%m}-fatal.log"
+        FILENAME                =   "/var/lib/milvus/logs/milvus-wo-%datetime{%H:%m}-fatal.log"
diff --git a/shards/kubernetes_demo/milvus_data_pvc.yaml b/shards/kubernetes_demo/mishards_data_pvc.yaml
similarity index 77%
rename from shards/kubernetes_demo/milvus_data_pvc.yaml
rename to shards/kubernetes_demo/mishards_data_pvc.yaml
index 480354507d..a05c4bb9e1 100644
--- a/shards/kubernetes_demo/milvus_data_pvc.yaml
+++ b/shards/kubernetes_demo/mishards_data_pvc.yaml
@@ -1,8 +1,8 @@
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
-  name: milvus-db-disk
-  namespace: milvus
+  name: mishards-db-disk
+  namespace: mishards
 spec:
   accessModes:
   - ReadWriteMany
@@ -16,8 +16,8 @@ spec:
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
-  name: milvus-log-disk
-  namespace: milvus
+  name: mishards-log-disk
+  namespace: mishards
 spec:
   accessModes:
   - ReadWriteMany
@@ -31,8 +31,8 @@ spec:
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
-  name: milvus-mysql-disk
-  namespace: milvus
+  name: mishards-mysql-disk
+  namespace: mishards
 spec:
   accessModes:
   - ReadWriteMany
@@ -46,8 +46,8 @@ spec:
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
-  name: milvus-redis-disk
-  namespace: milvus
+  name: mishards-redis-disk
+  namespace: mishards
 spec:
   accessModes:
   - ReadWriteOnce
diff --git a/shards/kubernetes_demo/milvus_proxy.yaml b/shards/kubernetes_demo/mishards_proxy.yaml
similarity index 73%
rename from shards/kubernetes_demo/milvus_proxy.yaml
rename to shards/kubernetes_demo/mishards_proxy.yaml
index 13916b7b2b..d36dffb826 100644
--- a/shards/kubernetes_demo/milvus_proxy.yaml
+++ b/shards/kubernetes_demo/mishards_proxy.yaml
@@ -1,12 +1,12 @@
 kind: Service
 apiVersion: v1
 metadata:
-  name: milvus-proxy-servers
-  namespace: milvus
+  name: mishards-proxy-servers
+  namespace: mishards
 spec:
   type: LoadBalancer
   selector:
-    app: milvus
+    app: mishards
     tier: proxy
   ports:
   - name: tcp
@@ -19,29 +19,29 @@ spec:
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: milvus-proxy
-  namespace: milvus
+  name: mishards-proxy
+  namespace: mishards
 spec:
   selector:
     matchLabels:
-      app: milvus
+      app: mishards
       tier: proxy
   replicas: 1
   template:
     metadata:
       labels:
-        app: milvus
+        app: mishards
         tier: proxy
     spec:
       containers:
-      - name: milvus-proxy
-        image: milvusdb/mishards:0.1.0-rc0
+      - name: mishards-proxy
+        image: milvusdb/mishards
         imagePullPolicy: Always
         command: ["python", "mishards/main.py"]
         resources:
           limits:
-            memory: "3Gi"
-            cpu: "4"
+            memory: "2Gi"
+            cpu: "2"
           requests:
             memory: "2Gi"
         ports:
@@ -71,18 +71,18 @@ spec:
           - name: SD_ROSERVER_POD_PATT
             value: ".*-ro-servers-.*"
         volumeMounts:
-        - name: milvus-proxy-configmap
+        - name: mishards-proxy-configmap
           mountPath: /source/mishards/.env
-          subPath: milvus_proxy_config.yml
-        - name: milvus-log-disk
+          subPath: mishards_proxy_config.yml
+        - name: mishards-log-disk
           mountPath: /var/log/milvus
           subPath: proxylog
       # imagePullSecrets:
       #   - name: regcred
       volumes:
-      - name: milvus-proxy-configmap
+      - name: mishards-proxy-configmap
         configMap:
-            name: milvus-proxy-configmap
-      - name: milvus-log-disk
+            name: mishards-proxy-configmap
+      - name: mishards-log-disk
         persistentVolumeClaim:
-            claimName: milvus-log-disk
+            claimName: mishards-log-disk
diff --git a/shards/kubernetes_demo/milvus_rbac.yaml b/shards/kubernetes_demo/mishards_rbac.yaml
similarity index 94%
rename from shards/kubernetes_demo/milvus_rbac.yaml
rename to shards/kubernetes_demo/mishards_rbac.yaml
index e6f302be15..14772ed982 100644
--- a/shards/kubernetes_demo/milvus_rbac.yaml
+++ b/shards/kubernetes_demo/mishards_rbac.yaml
@@ -16,7 +16,7 @@ metadata:
 subjects:
 - kind: ServiceAccount
   name: default
-  namespace: milvus
+  namespace: mishards
 roleRef:
   kind: ClusterRole
   name: pods-list
diff --git a/shards/kubernetes_demo/mishards_stateful_servers.yaml b/shards/kubernetes_demo/mishards_stateful_servers.yaml
new file mode 100644
index 0000000000..5a4ddaa503
--- /dev/null
+++ b/shards/kubernetes_demo/mishards_stateful_servers.yaml
@@ -0,0 +1,74 @@
+kind: Service
+apiVersion: v1
+metadata:
+  name: mishards-ro-servers
+  namespace: mishards
+spec:
+  type: ClusterIP
+  selector:
+    app: mishards
+    tier: ro-servers
+  ports:
+  - protocol: TCP
+    port: 19530
+    targetPort: 19530
+
+---
+
+apiVersion: apps/v1beta1
+kind: StatefulSet
+metadata:
+  name: mishards-ro-servers
+  namespace: mishards
+spec:
+  serviceName: "mishards-ro-servers"
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: mishards
+        tier: ro-servers
+    spec:
+      terminationGracePeriodSeconds: 11
+      containers:
+      - name: mishards-ro-server
+        image: milvusdb/milvus:0.8.0-gpu-d041520-464400
+        imagePullPolicy: Always
+        ports:
+          - containerPort: 19530
+        resources:
+          limits:
+            memory: "8Gi"
+            cpu: "6.0"
+          requests:
+            memory: "8Gi"
+        volumeMounts:
+        - name: mishards-db-disk
+          mountPath: /var/milvus
+          subPath: dbdata
+        - name: mishards-roserver-configmap
+          mountPath: /var/lib/milvus/conf/server_config.yaml
+          subPath: config.yml
+        - name: mishards-roserver-configmap
+          mountPath: /var/lib/milvus/conf/log_config.conf
+          subPath: log.conf
+        - name: mishards-log-disk
+          mountPath: /var/lib/milvus/logs
+          subPath: rolog
+      # imagePullSecrets:
+      #   - name: regcred
+      # tolerations:
+      #   - key: "worker"
+      #     operator: "Equal"
+      #     value: "performance"
+      #     effect: "NoSchedule"
+      volumes:
+      - name: mishards-roserver-configmap
+        configMap:
+            name: mishards-roserver-configmap
+      - name: mishards-db-disk
+        persistentVolumeClaim:
+            claimName: mishards-db-disk
+      - name: mishards-log-disk
+        persistentVolumeClaim:
+            claimName: mishards-log-disk
diff --git a/shards/kubernetes_demo/milvus_write_servers.yaml b/shards/kubernetes_demo/mishards_write_servers.yaml
similarity index 51%
rename from shards/kubernetes_demo/milvus_write_servers.yaml
rename to shards/kubernetes_demo/mishards_write_servers.yaml
index 6aec4b0373..3c5974cd82 100644
--- a/shards/kubernetes_demo/milvus_write_servers.yaml
+++ b/shards/kubernetes_demo/mishards_write_servers.yaml
@@ -1,12 +1,12 @@
 kind: Service
 apiVersion: v1
 metadata:
-  name: milvus-wo-servers
-  namespace: milvus
+  name: mishards-wo-servers
+  namespace: mishards
 spec:
   type: ClusterIP
   selector:
-    app: milvus
+    app: mishards
     tier: wo-servers
   ports:
   - protocol: TCP
@@ -18,42 +18,45 @@ spec:
 apiVersion: apps/v1beta1
 kind: Deployment
 metadata:
-  name: milvus-wo-servers
-  namespace: milvus
+  name: mishards-wo-servers
+  namespace: mishards
 spec:
   selector:
     matchLabels:
-      app: milvus
+      app: mishards
       tier: wo-servers
   replicas: 1
   template:
     metadata:
       labels:
-        app: milvus
+        app: mishards
         tier: wo-servers
     spec:
       containers:
-      - name: milvus-wo-server
-        image: milvusdb/milvus:0.5.0-d102119-ede20b
+      - name: mishards-wo-server
+        image: milvusdb/milvus:0.8.0-gpu-d041520-464400
         imagePullPolicy: Always
         ports:
           - containerPort: 19530
         resources:
           limits:
-            memory: "5Gi"
-            cpu: "1.0"
+            memory: "4Gi"
+            cpu: "2.0"
           requests:
             memory: "4Gi"
         volumeMounts:
-        - name: milvus-db-disk
+        - name: mishards-db-disk
           mountPath: /var/milvus
           subPath: dbdata
-        - name: milvus-woserver-configmap
-          mountPath: /opt/milvus/conf/server_config.yaml
+        - name: mishards-woserver-configmap
+          mountPath: /var/lib/milvus/conf/server_config.yaml
           subPath: config.yml
-        - name: milvus-woserver-configmap
-          mountPath: /opt/milvus/conf/log_config.conf
+        - name: mishards-woserver-configmap
+          mountPath: /var/lib/milvus/conf/log_config.conf
           subPath: log.conf
+        - name: mishards-log-disk
+          mountPath: /var/lib/milvus/logs
+          subPath: wslog
       # imagePullSecrets:
         # - name: regcred
       # tolerations:
@@ -62,9 +65,12 @@ spec:
       #     value: "performance"
       #     effect: "NoSchedule"
       volumes:
-      - name: milvus-woserver-configmap
+      - name: mishards-woserver-configmap
         configMap:
-            name: milvus-woserver-configmap
-      - name: milvus-db-disk
+            name: mishards-woserver-configmap
+      - name: mishards-db-disk
         persistentVolumeClaim:
-            claimName: milvus-db-disk
+            claimName: mishards-db-disk
+      - name: mishards-log-disk
+        persistentVolumeClaim:
+            claimName: mishards-log-disk
diff --git a/shards/kubernetes_demo/start.sh b/shards/kubernetes_demo/start.sh
index 7441aa5d70..a191eff162 100755
--- a/shards/kubernetes_demo/start.sh
+++ b/shards/kubernetes_demo/start.sh
@@ -42,29 +42,29 @@ function PrintPodStatusMessage() {
 timeout=60
 
 function setUpMysql () {
-    mysqlUserName=$(kubectl describe configmap -n milvus milvus-roserver-configmap |
+    mysqlUserName=$(kubectl describe configmap -n mishards mishards-roserver-configmap |
                     grep backend_url |
                     awk '{print $2}' |
                     awk '{split($0, level1, ":");
                     split(level1[2], level2, "/");
                     print level2[3]}')
-    mysqlPassword=$(kubectl describe configmap -n milvus milvus-roserver-configmap |
+    mysqlPassword=$(kubectl describe configmap -n mishards mishards-roserver-configmap |
                     grep backend_url |
                     awk '{print $2}' |
                     awk '{split($0, level1, ":");
                     split(level1[3], level3, "@");
                     print level3[1]}')
-    mysqlDBName=$(kubectl describe configmap -n milvus milvus-roserver-configmap |
+    mysqlDBName=$(kubectl describe configmap -n mishards mishards-roserver-configmap |
                   grep backend_url |
                   awk '{print $2}' |
                   awk '{split($0, level1, ":");
                   split(level1[4], level4, "/");
                   print level4[2]}')
-    mysqlContainer=$(kubectl get pods -n milvus | grep milvus-mysql | awk '{print $1}')
+    mysqlContainer=$(kubectl get pods -n mishards | grep mishards-mysql | awk '{print $1}')
 
-    kubectl exec -n milvus $mysqlContainer -- mysql -h milvus-mysql -u$mysqlUserName -p$mysqlPassword -e "CREATE DATABASE IF NOT EXISTS $mysqlDBName;"
+    kubectl exec -n mishards $mysqlContainer -- mysql -h mishards-mysql -u$mysqlUserName -p$mysqlPassword -e "CREATE DATABASE IF NOT EXISTS $mysqlDBName;"
 
-    checkDBExists=$(kubectl exec -n milvus $mysqlContainer -- mysql -h milvus-mysql -u$mysqlUserName -p$mysqlPassword -e "SELECT schema_name FROM information_schema.schemata WHERE schema_name = '$mysqlDBName';" | grep -o $mysqlDBName | wc -l)
+    checkDBExists=$(kubectl exec -n mishards $mysqlContainer -- mysql -h mishards-mysql -u$mysqlUserName -p$mysqlPassword -e "SELECT schema_name FROM information_schema.schemata WHERE schema_name = '$mysqlDBName';" | grep -o $mysqlDBName | wc -l)
     counter=0
     while [ $checkDBExists -lt 1 ]; do
         sleep 1
@@ -73,12 +73,12 @@ function setUpMysql () {
             echo "Creating MySQL database $mysqlDBName timeout"
             return 1
         fi
-        checkDBExists=$(kubectl exec -n milvus $mysqlContainer -- mysql -h milvus-mysql -u$mysqlUserName -p$mysqlPassword -e "SELECT schema_name FROM information_schema.schemata WHERE schema_name = '$mysqlDBName';" | grep -o $mysqlDBName | wc -l)
+        checkDBExists=$(kubectl exec -n mishards $mysqlContainer -- mysql -h mishards-mysql -u$mysqlUserName -p$mysqlPassword -e "SELECT schema_name FROM information_schema.schemata WHERE schema_name = '$mysqlDBName';" | grep -o $mysqlDBName | wc -l)
     done;
 
-    kubectl exec -n milvus $mysqlContainer -- mysql -h milvus-mysql -u$mysqlUserName -p$mysqlPassword -e "GRANT ALL PRIVILEGES ON $mysqlDBName.* TO '$mysqlUserName'@'%';"
-    kubectl exec -n milvus $mysqlContainer -- mysql -h milvus-mysql -u$mysqlUserName -p$mysqlPassword -e "FLUSH PRIVILEGES;"
-    checkGrant=$(kubectl exec -n milvus $mysqlContainer -- mysql -h milvus-mysql -u$mysqlUserName -p$mysqlPassword -e "SHOW GRANTS for $mysqlUserName;" | grep -o "GRANT ALL PRIVILEGES ON \`$mysqlDBName\`\.\*" | wc -l)
+    kubectl exec -n mishards $mysqlContainer -- mysql -h mishards-mysql -u$mysqlUserName -p$mysqlPassword -e "GRANT ALL PRIVILEGES ON $mysqlDBName.* TO '$mysqlUserName'@'%';"
+    kubectl exec -n mishards $mysqlContainer -- mysql -h mishards-mysql -u$mysqlUserName -p$mysqlPassword -e "FLUSH PRIVILEGES;"
+    checkGrant=$(kubectl exec -n mishards $mysqlContainer -- mysql -h mishards-mysql -u$mysqlUserName -p$mysqlPassword -e "SHOW GRANTS for $mysqlUserName;" | grep -o "GRANT ALL PRIVILEGES ON \`$mysqlDBName\`\.\*" | wc -l)
     counter=0
     while [ $checkGrant -lt 1 ]; do
         sleep 1
@@ -87,17 +87,17 @@ function setUpMysql () {
             echo "Granting all privileges on $mysqlDBName to $mysqlUserName timeout"
             return 1
         fi
-        checkGrant=$(kubectl exec -n milvus $mysqlContainer -- mysql -h milvus-mysql -u$mysqlUserName -p$mysqlPassword -e "SHOW GRANTS for $mysqlUserName;" | grep -o "GRANT ALL PRIVILEGES ON \`$mysqlDBName\`\.\*" | wc -l)
+        checkGrant=$(kubectl exec -n mishards $mysqlContainer -- mysql -h mishards-mysql -u$mysqlUserName -p$mysqlPassword -e "SHOW GRANTS for $mysqlUserName;" | grep -o "GRANT ALL PRIVILEGES ON \`$mysqlDBName\`\.\*" | wc -l)
     done;
 }
 
 function checkStatefulSevers() {
-    stateful_replicas=$(kubectl describe statefulset -n milvus milvus-ro-servers | grep "Replicas:" | awk '{print $2}')
-    stateful_running_pods=$(kubectl describe statefulset -n milvus milvus-ro-servers | grep "Pods Status:" | awk '{print $3}')
+    stateful_replicas=$(kubectl describe statefulset -n mishards mishards-ro-servers | grep "Replicas:" | awk '{print $3}')
+    stateful_running_pods=$(kubectl describe statefulset -n mishards mishards-ro-servers | grep "Pods Status:" | awk '{print $3}')
 
     counter=0
     prev=$stateful_running_pods
-    PrintPodStatusMessage "Running milvus-ro-servers Pods: $stateful_running_pods/$stateful_replicas"
+    PrintPodStatusMessage "Running mishards-ro-servers Pods: $stateful_running_pods/$stateful_replicas"
     while [ $stateful_replicas != $stateful_running_pods ]; do
         echo -e "${YELLOW}Wait another 1 sec --- ${counter}${ENDC}"
         sleep 1;
@@ -107,9 +107,9 @@ function checkStatefulSevers() {
             return 1;
         fi
 
-        stateful_running_pods=$(kubectl describe statefulset -n milvus milvus-ro-servers | grep "Pods Status:" | awk '{print $3}')
+        stateful_running_pods=$(kubectl describe statefulset -n mishards mishards-ro-servers | grep "Pods Status:" | awk '{print $3}')
         if [ $stateful_running_pods -ne $prev ]; then
-            PrintPodStatusMessage "Running milvus-ro-servers Pods: $stateful_running_pods/$stateful_replicas"
+            PrintPodStatusMessage "Running mishards-ro-servers Pods: $stateful_running_pods/$stateful_replicas"
         fi
         prev=$stateful_running_pods
     done;
@@ -118,8 +118,8 @@ function checkStatefulSevers() {
 
 function checkDeployment() {
     deployment_name=$1
-    replicas=$(kubectl describe deployment -n milvus $deployment_name | grep "Replicas:" | awk '{print $2}')
-    running=$(kubectl get pods -n milvus | grep $deployment_name | grep Running | wc -l)
+    replicas=$(kubectl describe deployment -n mishards $deployment_name | grep "Replicas:" | awk '{print $2}')
+    running=$(kubectl get pods -n mishards | grep $deployment_name | grep Running | wc -l)
 
     counter=0
     prev=$running
@@ -133,7 +133,7 @@ function checkDeployment() {
             return 1
         fi
 
-        running=$(kubectl get pods -n milvus | grep "$deployment_name" | grep Running | wc -l)
+        running=$(kubectl get pods -n mishards | grep "$deployment_name" | grep Running | wc -l)
         if [ $running -ne $prev ]; then
             PrintPodStatusMessage "Running $deployment_name Pods: $running/$replicas"
         fi
@@ -143,12 +143,12 @@ function checkDeployment() {
 
 
 function startDependencies() {
-    kubectl apply -f milvus_data_pvc.yaml
-    kubectl apply -f milvus_configmap.yaml
-    kubectl apply -f milvus_auxiliary.yaml
+    kubectl apply -f mishards_data_pvc.yaml
+    kubectl apply -f mishards_configmap.yaml
+    kubectl apply -f mishards_auxiliary.yaml
 
     counter=0
-    while [ $(kubectl get pvc -n milvus | grep Bound | wc -l) != 4 ]; do
+    while [ $(kubectl get pvc -n mishards | grep Bound | wc -l) != 4 ]; do
         sleep 1;
         let counter=counter+1
         if [ $counter == $timeout ]; then
@@ -156,7 +156,7 @@ function startDependencies() {
             return 1
         fi
     done
-    checkDeployment "milvus-mysql"
+    checkDeployment "mishards-mysql"
 }
 
 function startApps() {
@@ -165,19 +165,19 @@ function startApps() {
     echo -e "${GREEN}${BOLD}Checking required resouces...${NORMAL}${ENDC}"
     while [ $counter -lt $timeout ]; do
         sleep 1;
-        if [ $(kubectl get pvc -n milvus 2>/dev/null | grep Bound | wc -l) != 4 ]; then
+        if [ $(kubectl get pvc -n mishards 2>/dev/null | grep Bound | wc -l) != 4 ]; then
             echo -e "${YELLOW}No pvc. Wait another sec... $counter${ENDC}";
             errmsg='No pvc';
             let counter=counter+1;
             continue
         fi
-        if [ $(kubectl get configmap -n milvus 2>/dev/null | grep milvus | wc -l) != 4 ]; then
+        if [ $(kubectl get configmap -n mishards 2>/dev/null | grep mishards | wc -l) != 4 ]; then
             echo -e "${YELLOW}No configmap. Wait another sec... $counter${ENDC}";
             errmsg='No configmap';
             let counter=counter+1;
             continue
         fi
-        if [ $(kubectl get ep -n milvus 2>/dev/null | grep milvus-mysql | awk '{print $2}') == "<none>" ]; then
+        if [ $(kubectl get ep -n mishards 2>/dev/null | grep mishards-mysql | awk '{print $2}') == "<none>" ]; then
             echo -e "${YELLOW}No mysql. Wait another sec... $counter${ENDC}";
             errmsg='No mysql';
             let counter=counter+1;
@@ -205,30 +205,30 @@ function startApps() {
     fi
 
     echo -e "${GREEN}${BOLD}Start servers ...${NORMAL}${ENDC}"
-    kubectl apply -f milvus_stateful_servers.yaml
-    kubectl apply -f milvus_write_servers.yaml
+    kubectl apply -f mishards_stateful_servers.yaml
+    kubectl apply -f mishards_write_servers.yaml
 
     checkStatefulSevers
     if [ $? -ne 0 ]; then
-        echo -e "${RED}${BOLD}Starting milvus-ro-servers timeout${NORMAL}${ENDC}"
+        echo -e "${RED}${BOLD}Starting mishards-ro-servers timeout${NORMAL}${ENDC}"
         exit 1
     fi
 
-    checkDeployment "milvus-wo-servers"
+    checkDeployment "mishards-wo-servers"
     if [ $? -ne 0 ]; then
-        echo -e "${RED}${BOLD}Starting milvus-wo-servers timeout${NORMAL}${ENDC}"
+        echo -e "${RED}${BOLD}Starting mishards-wo-servers timeout${NORMAL}${ENDC}"
         exit 1
     fi
 
     echo -e "${GREEN}${BOLD}Start rolebinding ...${NORMAL}${ENDC}"
-    kubectl apply -f milvus_rbac.yaml
+    kubectl apply -f mishards_rbac.yaml
 
     echo -e "${GREEN}${BOLD}Start proxies ...${NORMAL}${ENDC}"
-    kubectl apply -f milvus_proxy.yaml
+    kubectl apply -f mishards_proxy.yaml
 
-    checkDeployment "milvus-proxy"
+    checkDeployment "mishards-proxy"
     if [ $? -ne 0 ]; then
-        echo -e "${RED}${BOLD}Starting milvus-proxy timeout${NORMAL}${ENDC}"
+        echo -e "${RED}${BOLD}Starting mishards-proxy timeout${NORMAL}${ENDC}"
         exit 1
     fi
 
@@ -244,10 +244,10 @@ function startApps() {
 
 function removeApps () {
     # kubectl delete -f milvus_flower.yaml 2>/dev/null
-    kubectl delete -f milvus_proxy.yaml 2>/dev/null
-    kubectl delete -f milvus_stateful_servers.yaml 2>/dev/null
-    kubectl delete -f milvus_write_servers.yaml 2>/dev/null
-    kubectl delete -f milvus_rbac.yaml 2>/dev/null
+    kubectl delete -f mishards_proxy.yaml 2>/dev/null
+    kubectl delete -f mishards_stateful_servers.yaml 2>/dev/null
+    kubectl delete -f mishards_write_servers.yaml 2>/dev/null
+    kubectl delete -f mishards_rbac.yaml 2>/dev/null
     # kubectl delete -f milvus_monitor.yaml 2>/dev/null
 }
 
@@ -263,9 +263,9 @@ function scaleDeployment() {
         ;;
     esac
 
-    cur=$(kubectl get deployment -n milvus $deployment_name |grep $deployment_name |awk '{split($2, status, "/"); print status[2];}')
+    cur=$(kubectl get deployment -n mishards $deployment_name |grep $deployment_name |awk '{split($2, status, "/"); print status[2];}')
     echo -e "${GREEN}Current Running ${BOLD}$cur ${GREEN}${deployment_name}, Scaling to ${BOLD}$des ...${ENDC}";
-    scalecmd="kubectl scale deployment -n milvus ${deployment_name} --replicas=${des}"
+    scalecmd="kubectl scale deployment -n mishards ${deployment_name} --replicas=${des}"
     ${scalecmd}
     if [ $? -ne 0 ]; then
         echo -e "${RED}${BOLD}Scale Error: ${GREEN}${scalecmd}${ENDC}"
@@ -276,7 +276,7 @@ function scaleDeployment() {
 
     if [ $? -ne 0 ]; then
         echo -e "${RED}${BOLD}Scale ${deployment_name} timeout${NORMAL}${ENDC}"
-        scalecmd="kubectl scale deployment -n milvus ${deployment_name} --replicas=${cur}"
+        scalecmd="kubectl scale deployment -n mishards ${deployment_name} --replicas=${cur}"
         ${scalecmd}
         if [ $? -ne 0 ]; then
             echo -e "${RED}${BOLD}Scale Rollback Error: ${GREEN}${scalecmd}${ENDC}"
@@ -298,9 +298,9 @@ function scaleROServers() {
         ;;
     esac
 
-    cur=$(kubectl get statefulset -n milvus milvus-ro-servers |tail -n 1 |awk '{split($2, status, "/"); print status[2];}')
+    cur=$(kubectl get statefulset -n mishards mishards-ro-servers |tail -n 1 |awk '{split($2, status, "/"); print status[2];}')
     echo -e "${GREEN}Current Running ${BOLD}$cur ${GREEN}Readonly Servers, Scaling to ${BOLD}$des ...${ENDC}";
-    scalecmd="kubectl scale sts milvus-ro-servers -n milvus --replicas=${des}"
+    scalecmd="kubectl scale sts mishards-ro-servers -n mishards --replicas=${des}"
     ${scalecmd}
     if [ $? -ne 0 ]; then
         echo -e "${RED}${BOLD}Scale Error: ${GREEN}${scalecmd}${ENDC}"
@@ -309,8 +309,8 @@ function scaleROServers() {
 
     checkStatefulSevers
     if [ $? -ne 0 ]; then
-        echo -e "${RED}${BOLD}Scale milvus-ro-servers timeout${NORMAL}${ENDC}"
-        scalecmd="kubectl scale sts milvus-ro-servers -n milvus --replicas=${cur}"
+        echo -e "${RED}${BOLD}Scale mishards-ro-servers timeout${NORMAL}${ENDC}"
+        scalecmd="kubectl scale sts mishards-ro-servers -n mishards --replicas=${cur}"
         ${scalecmd}
         if [ $? -ne 0 ]; then
             echo -e "${RED}${BOLD}Scale Rollback Error: ${GREEN}${scalecmd}${ENDC}"
@@ -358,7 +358,7 @@ scale-ro-server)
     ;;
 
 scale-proxy)
-    scaleDeployment "milvus-proxy" $1 $2
+    scaleDeployment "mishards-proxy" $1 $2
     ;;
 
 -h|--help|*)
diff --git a/shards/mishards/topology.py b/shards/mishards/topology.py
index 166b37a564..2d5e3277c1 100644
--- a/shards/mishards/topology.py
+++ b/shards/mishards/topology.py
@@ -35,7 +35,8 @@ class TopoGroup:
         self.cv = threading.Condition()
 
     def on_duplicate(self, topo_object):
-        logger.warning('Duplicated topo_object \"{}\" into group \"{}\"'.format(topo_object, self.name))
+        pass
+        # logger.warning('Duplicated topo_object \"{}\" into group \"{}\"'.format(topo_object, self.name))
 
     def on_added(self, topo_object):
         return True
@@ -85,15 +86,15 @@ class Topology:
         self.cv = threading.Condition()
 
     def on_duplicated_group(self, group):
-        logger.warning('Duplicated group \"{}\" found!'.format(group))
+        # logger.warning('Duplicated group \"{}\" found!'.format(group))
         return StatusType.DUPLICATED
 
     def on_pre_add_group(self, group):
-        logger.debug('Pre add group \"{}\"'.format(group))
+        # logger.debug('Pre add group \"{}\"'.format(group))
         return StatusType.OK
 
     def on_post_add_group(self, group):
-        logger.debug('Post add group \"{}\"'.format(group))
+        # logger.debug('Post add group \"{}\"'.format(group))
         return StatusType.OK
 
     def get_group(self, name):
@@ -116,13 +117,16 @@ class Topology:
         return self.on_post_add_group(group)
 
     def on_delete_not_existed_group(self, group):
-        logger.warning('Deleting non-existed group \"{}\"'.format(group))
+        # logger.warning('Deleting non-existed group \"{}\"'.format(group))
+        pass
 
     def on_pre_delete_group(self, group):
-        logger.debug('Pre delete group \"{}\"'.format(group))
+        pass
+        # logger.debug('Pre delete group \"{}\"'.format(group))
 
     def on_post_delete_group(self, group):
-        logger.debug('Post delete group \"{}\"'.format(group))
+        pass
+        # logger.debug('Post delete group \"{}\"'.format(group))
 
     def _delete_group_no_lock(self, group):
         logger.info('Deleting group \"{}\"'.format(group))
@@ -132,7 +136,7 @@ class Topology:
     def delete_group(self, group):
         self.on_pre_delete_group(group)
         with self.cv:
-            deleted_group = self._delete_group_lock(group)
+            deleted_group = self._delete_group_no_lock(group)
         if not deleted_group:
             return self.on_delete_not_existed_group(group)
         return self.on_post_delete_group(group)