diff --git a/ci/jenkins/step/build.groovy b/ci/jenkins/step/build.groovy
index 2c16f3a816eaad03327e9b04c93e61b4cb92d5a3..0bdbed3429917907868f8bbe631980cce6a74be6 100644
--- a/ci/jenkins/step/build.groovy
+++ b/ci/jenkins/step/build.groovy
@@ -1,4 +1,4 @@
-timeout(time: 90, unit: 'MINUTES') {
+timeout(time: 120, unit: 'MINUTES') {
     dir ("ci/scripts") {
         withCredentials([usernamePassword(credentialsId: "${params.JFROG_CREDENTIALS_ID}", usernameVariable: 'USERNAME', passwordVariable: 'PASSWORD')]) {
             def checkResult = sh(script: "./check_ccache.sh -l ${params.JFROG_ARTFACTORY_URL}/ccache", returnStatus: true)
diff --git a/tests/milvus_python_test/conftest.py b/tests/milvus_python_test/conftest.py
index 09461a8f2df56ec67494fda1e4fea39a5e800cc9..80df307c1db208d5096e1e9cb929482915a10194 100644
--- a/tests/milvus_python_test/conftest.py
+++ b/tests/milvus_python_test/conftest.py
@@ -47,24 +47,25 @@ def connect(request):
         pytest.exit("Milvus server can not connected, exit pytest ...")
     def fin():
         try:
-            milvus.disconnect()
+            # milvus.disconnect()
+            pass
         except Exception as e:
             logging.getLogger().info(str(e))
     request.addfinalizer(fin)
     return milvus
 
 
-@pytest.fixture(scope="module")
-def dis_connect(request):
-    ip = request.config.getoption("--ip")
-    port = request.config.getoption("--port")
-    http_port = request.config.getoption("--http-port")
-    handler = request.config.getoption("--handler")
-    if handler == "HTTP":
-        port = http_port
-    milvus = get_milvus(host=ip, port=port, handler=handler)
-    milvus.disconnect()
-    return milvus
+# @pytest.fixture(scope="module")
+# def dis_connect(request):
+#     ip = request.config.getoption("--ip")
+#     port = request.config.getoption("--port")
+#     http_port = request.config.getoption("--http-port")
+#     handler = request.config.getoption("--handler")
+#     if handler == "HTTP":
+#         port = http_port
+#     milvus = get_milvus(host=ip, port=port, handler=handler)
+#     milvus.disconnect()
+#     return milvus
 
 
 @pytest.fixture(scope="module")
diff --git a/tests/milvus_python_test/test_add_vectors.py b/tests/milvus_python_test/test_add_vectors.py
index c3e809dbba3ad666854d11b00406c5c8d1c65eba..a78166f49fcfa943fc23aeb9758867012261723e 100644
--- a/tests/milvus_python_test/test_add_vectors.py
+++ b/tests/milvus_python_test/test_add_vectors.py
@@ -520,17 +520,17 @@ class TestAddBase:
             assert status.OK()
             assert len(ids) == nq
 
-    @pytest.mark.level(2)
-    def test_add_vectors_without_connect(self, dis_connect, collection):
-        '''
-        target: test add vectors without connection
-        method: create collection and add vectors in it, check if added successfully
-        expected: raise exception
-        '''
-        nq = 5
-        vectors = gen_vectors(nq, dim)
-        with pytest.raises(Exception) as e:
-            status, ids = dis_connect.add_vectors(collection, vectors)
+    # @pytest.mark.level(2)
+    # def test_add_vectors_without_connect(self, dis_connect, collection):
+    #     '''
+    #     target: test add vectors without connection
+    #     method: create collection and add vectors in it, check if added successfully
+    #     expected: raise exception
+    #     '''
+    #     nq = 5
+    #     vectors = gen_vectors(nq, dim)
+    #     with pytest.raises(Exception) as e:
+    #         status, ids = dis_connect.add_vectors(collection, vectors)
 
     def test_add_collection_not_existed(self, connect):
         '''
@@ -1119,17 +1119,17 @@ class TestAddIP:
         assert status.OK()
         assert len(ids) == nq
 
-    @pytest.mark.level(2)
-    def test_add_vectors_without_connect(self, dis_connect, ip_collection):
-        '''
-        target: test add vectors without connection
-        method: create collection and add vectors in it, check if added successfully
-        expected: raise exception
-        '''
-        nq = 5
-        vectors = gen_vectors(nq, dim)
-        with pytest.raises(Exception) as e:
-            status, ids = dis_connect.add_vectors(ip_collection, vectors)
+    # @pytest.mark.level(2)
+    # def test_add_vectors_without_connect(self, dis_connect, ip_collection):
+    #     '''
+    #     target: test add vectors without connection
+    #     method: create collection and add vectors in it, check if added successfully
+    #     expected: raise exception
+    #     '''
+    #     nq = 5
+    #     vectors = gen_vectors(nq, dim)
+    #     with pytest.raises(Exception) as e:
+    #         status, ids = dis_connect.add_vectors(ip_collection, vectors)
 
     def test_add_vector_dim_not_matched(self, connect, ip_collection):
         '''
diff --git a/tests/milvus_python_test/test_collection.py b/tests/milvus_python_test/test_collection.py
index ecf5acdcaf3a231cfaec9f8cffee0815e0f9d9b9..e0274155afe7536c2b3fb650b96cf41418bfea61 100644
--- a/tests/milvus_python_test/test_collection.py
+++ b/tests/milvus_python_test/test_collection.py
@@ -105,20 +105,20 @@ class TestCollection:
         status = connect.create_collection(param)
         assert status.OK()
 
-    @pytest.mark.level(2)
-    def test_create_collection_without_connection(self, dis_connect):
-        '''
-        target: test create collection, without connection
-        method: create collection with correct params, with a disconnected instance
-        expected: create raise exception
-        '''
-        collection_name = gen_unique_str("test_collection")
-        param = {'collection_name': collection_name,
-                 'dimension': dim,
-                 'index_file_size': index_file_size, 
-                 'metric_type': MetricType.L2}
-        with pytest.raises(Exception) as e:
-            status = dis_connect.create_collection(param)
+    # @pytest.mark.level(2)
+    # def test_create_collection_without_connection(self, dis_connect):
+    #     '''
+    #     target: test create collection, without connection
+    #     method: create collection with correct params, with a disconnected instance
+    #     expected: create raise exception
+    #     '''
+    #     collection_name = gen_unique_str("test_collection")
+    #     param = {'collection_name': collection_name,
+    #              'dimension': dim,
+    #              'index_file_size': index_file_size, 
+    #              'metric_type': MetricType.L2}
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.create_collection(param)
 
     def test_create_collection_existed(self, connect):
         '''
@@ -342,15 +342,15 @@ class TestCollection:
         for p in processes:
             p.join()
     
-    @pytest.mark.level(2)
-    def test_collection_describe_without_connection(self, collection, dis_connect):
-        '''
-        target: test describe collection, without connection
-        method: describe collection with correct params, with a disconnected instance
-        expected: describe raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.describe_collection(collection)
+    # @pytest.mark.level(2)
+    # def test_collection_describe_without_connection(self, collection, dis_connect):
+    #     '''
+    #     target: test describe collection, without connection
+    #     method: describe collection with correct params, with a disconnected instance
+    #     expected: describe raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.describe_collection(collection)
 
     def test_collection_describe_dimension(self, connect):
         '''
@@ -416,15 +416,15 @@ class TestCollection:
         status = connect.drop_collection(ham_collection)
         assert not assert_has_collection(connect, ham_collection)
 
-    @pytest.mark.level(2)
-    def test_collection_delete_without_connection(self, collection, dis_connect):
-        '''
-        target: test describe collection, without connection
-        method: describe collection with correct params, with a disconnected instance
-        expected: describe raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.drop_collection(collection)
+    # @pytest.mark.level(2)
+    # def test_collection_delete_without_connection(self, collection, dis_connect):
+    #     '''
+    #     target: test describe collection, without connection
+    #     method: describe collection with correct params, with a disconnected instance
+    #     expected: describe raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.drop_collection(collection)
 
     def test_drop_collection_not_existed(self, connect):
         '''
@@ -437,25 +437,6 @@ class TestCollection:
         status = connect.drop_collection(collection_name)
         assert not status.OK()
 
-    def test_drop_collection_repeatedly(self, connect):
-        '''
-        target: test delete collection created with correct params 
-        method: create collection and delete new collection repeatedly, 
-            assert the value returned by delete method
-        expected: create ok and delete ok
-        '''
-        loops = 1
-        for i in range(loops):
-            collection_name = gen_unique_str("test_collection")
-            param = {'collection_name': collection_name,
-                 'dimension': dim,
-                 'index_file_size': index_file_size,
-                 'metric_type': MetricType.L2}
-            connect.create_collection(param)
-            status = connect.drop_collection(collection_name)
-            time.sleep(1)
-            assert not assert_has_collection(connect, collection_name)
-
     def test_delete_create_collection_repeatedly(self, connect):
         '''
         target: test delete and create the same collection repeatedly
@@ -464,6 +445,7 @@ class TestCollection:
         expected: create ok and delete ok
         '''
         loops = 2 
+        timeout = 5
         for i in range(loops):
             collection_name = "test_collection"
             param = {'collection_name': collection_name,
@@ -471,28 +453,15 @@ class TestCollection:
                  'index_file_size': index_file_size,
                  'metric_type': MetricType.L2}
             connect.create_collection(param)
-            status = connect.drop_collection(collection_name)
-            time.sleep(1)
-            assert status.OK()
-
-    def test_delete_create_collection_repeatedly_ip(self, connect):
-        '''
-        target: test delete and create the same collection repeatedly
-        method: try to create the same collection and delete repeatedly,
-            assert the value returned by delete method
-        expected: create ok and delete ok
-        '''
-        loops = 2 
-        for i in range(loops):
-            collection_name = "test_collection"
-            param = {'collection_name': collection_name,
-                 'dimension': dim,
-                 'index_file_size': index_file_size,
-                 'metric_type': MetricType.IP}
-            connect.create_collection(param)
-            status = connect.drop_collection(collection_name)
-            time.sleep(1)
-            assert status.OK()
+            status = None
+            while i < timeout:
+                status = connect.drop_collection(collection_name)
+                time.sleep(1)
+                i += 1
+                if status.OK():
+                    break
+            if i > timeout:
+                assert False
 
     # TODO: enable
     @pytest.mark.level(2)
@@ -623,15 +592,15 @@ class TestCollection:
         connect.create_collection(param)
         assert assert_has_collection(connect, collection_name)
 
-    @pytest.mark.level(2)
-    def test_has_collection_without_connection(self, collection, dis_connect):
-        '''
-        target: test has collection, without connection
-        method: calling has collection with correct params, with a disconnected instance
-        expected: has collection raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            assert_has_collection(dis_connect, collection)
+    # @pytest.mark.level(2)
+    # def test_has_collection_without_connection(self, collection, dis_connect):
+    #     '''
+    #     target: test has collection, without connection
+    #     method: calling has collection with correct params, with a disconnected instance
+    #     expected: has collection raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         assert_has_collection(dis_connect, collection)
 
     def test_has_collection_not_existed(self, connect):
         '''
@@ -745,15 +714,15 @@ class TestCollection:
         assert status.OK()
         assert collection_name in result
 
-    @pytest.mark.level(2)
-    def test_show_collections_without_connection(self, dis_connect):
-        '''
-        target: test show_collections, without connection
-        method: calling show_collections with correct params, with a disconnected instance
-        expected: show_collections raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.show_collections()
+    # @pytest.mark.level(2)
+    # def test_show_collections_without_connection(self, dis_connect):
+    #     '''
+    #     target: test show_collections, without connection
+    #     method: calling show_collections with correct params, with a disconnected instance
+    #     expected: show_collections raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.show_collections()
 
     @pytest.mark.level(2)
     def test_show_collections_no_collection(self, connect):
diff --git a/tests/milvus_python_test/test_collection_count.py b/tests/milvus_python_test/test_collection_count.py
index 667796391bfb2edcde6dd45ed6b48127645528a2..ff45ef13c9b39e4bf031122b7df4f8298d6f99e4 100644
--- a/tests/milvus_python_test/test_collection_count.py
+++ b/tests/milvus_python_test/test_collection_count.py
@@ -145,15 +145,15 @@ class TestCollectionCount:
         status, res = connect.count_collection(collection)
         assert res == nb
 
-    @pytest.mark.level(2)
-    def test_count_without_connection(self, collection, dis_connect):
-        '''
-        target: test count_collection, without connection
-        method: calling count_collection with correct params, with a disconnected instance
-        expected: count_collection raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.count_collection(collection)
+    # @pytest.mark.level(2)
+    # def test_count_without_connection(self, collection, dis_connect):
+    #     '''
+    #     target: test count_collection, without connection
+    #     method: calling count_collection with correct params, with a disconnected instance
+    #     expected: count_collection raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.count_collection(collection)
 
     def test_collection_rows_count_no_vectors(self, connect, collection):
         '''
@@ -289,15 +289,15 @@ class TestCollectionCountIP:
         status, res = connect.count_collection(ip_collection)
         assert res == nb
 
-    @pytest.mark.level(2)
-    def test_count_without_connection(self, ip_collection, dis_connect):
-        '''
-        target: test count_collection, without connection
-        method: calling count_collection with correct params, with a disconnected instance
-        expected: count_collection raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.count_collection(ip_collection)
+    # @pytest.mark.level(2)
+    # def test_count_without_connection(self, ip_collection, dis_connect):
+    #     '''
+    #     target: test count_collection, without connection
+    #     method: calling count_collection with correct params, with a disconnected instance
+    #     expected: count_collection raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.count_collection(ip_collection)
 
     def test_collection_rows_count_no_vectors(self, connect, ip_collection):
         '''
@@ -431,15 +431,15 @@ class TestCollectionCountJAC:
         status, res = connect.count_collection(jac_collection)
         assert res == nb
 
-    @pytest.mark.level(2)
-    def test_count_without_connection(self, jac_collection, dis_connect):
-        '''
-        target: test count_collection, without connection
-        method: calling count_collection with correct params, with a disconnected instance
-        expected: count_collection raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.count_collection(jac_collection)
+    # @pytest.mark.level(2)
+    # def test_count_without_connection(self, jac_collection, dis_connect):
+    #     '''
+    #     target: test count_collection, without connection
+    #     method: calling count_collection with correct params, with a disconnected instance
+    #     expected: count_collection raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.count_collection(jac_collection)
 
     def test_collection_rows_count_no_vectors(self, connect, jac_collection):
         '''
@@ -624,15 +624,15 @@ class TestCollectionCountBinary:
         status, res = connect.count_collection(superstructure_collection)
         assert res == nb
 
-    @pytest.mark.level(2)
-    def test_count_without_connection(self, ham_collection, dis_connect):
-        '''
-        target: test count_collection, without connection
-        method: calling count_collection with correct params, with a disconnected instance
-        expected: count_collection raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.count_collection(ham_collection)
+    # @pytest.mark.level(2)
+    # def test_count_without_connection(self, ham_collection, dis_connect):
+    #     '''
+    #     target: test count_collection, without connection
+    #     method: calling count_collection with correct params, with a disconnected instance
+    #     expected: count_collection raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.count_collection(ham_collection)
 
     def test_collection_rows_count_no_vectors(self, connect, ham_collection):
         '''
diff --git a/tests/milvus_python_test/test_connect.py b/tests/milvus_python_test/test_connect.py
index 947b9bbbb9ce6d4f84a87ea64ce973b532008f1b..cfccd05bcaf9249f8fb20110c516b7cb819d14ca 100644
--- a/tests/milvus_python_test/test_connect.py
+++ b/tests/milvus_python_test/test_connect.py
@@ -18,30 +18,30 @@ class TestConnect:
         else:
             return False
 
-    def test_disconnect(self, connect):
-        '''
-        target: test disconnect
-        method: disconnect a connected client
-        expected: connect failed after disconnected
-        '''
-        res = connect.disconnect()
-        assert res.OK()
-        with pytest.raises(Exception) as e:
-            res = connect.server_version()
-
-    def test_disconnect_repeatedly(self, connect, args):
-        '''
-        target: test disconnect repeatedly
-        method: disconnect a connected client, disconnect again
-        expected: raise an error after disconnected
-        '''
-        if not connect.connected():
-            with pytest.raises(Exception) as e:
-                connect.disconnect()
-        else:
-            connect.disconnect()
-            with pytest.raises(Exception) as e:
-                connect.disconnect()
+    # def test_disconnect(self, connect):
+    #     '''
+    #     target: test disconnect
+    #     method: disconnect a connected client
+    #     expected: connect failed after disconnected
+    #     '''
+    #     res = connect.disconnect()
+    #     assert res.OK()
+    #     with pytest.raises(Exception) as e:
+    #         res = connect.server_version()
+
+    # def test_disconnect_repeatedly(self, connect, args):
+    #     '''
+    #     target: test disconnect repeatedly
+    #     method: disconnect a connected client, disconnect again
+    #     expected: raise an error after disconnected
+    #     '''
+    #     if not connect.connected():
+    #         with pytest.raises(Exception) as e:
+    #             connect.disconnect()
+    #     else:
+    #         connect.disconnect()
+    #         with pytest.raises(Exception) as e:
+    #             connect.disconnect()
 
     def test_connect_correct_ip_port(self, args):
         '''
@@ -147,17 +147,17 @@ class TestConnect:
         milvus.connect(uri=uri_value, timeout=5)
         assert milvus.connected()
 
-    def test_connect_disconnect_repeatedly_times(self, args):
-        '''
-        target: test connect and disconnect for 10 times repeatedly
-        method: disconnect, and then connect, assert connect status
-        expected: status.code is 0
-        '''
-        times = 10
-        for i in range(times):
-            milvus = get_milvus(args["ip"], args["port"], handler=args["handler"])
-            milvus.disconnect()
-            assert not milvus.connected()
+    # def test_connect_disconnect_repeatedly_times(self, args):
+    #     '''
+    #     target: test connect and disconnect for 10 times repeatedly
+    #     method: disconnect, and then connect, assert connect status
+    #     expected: status.code is 0
+    #     '''
+    #     times = 10
+    #     for i in range(times):
+    #         milvus = get_milvus(args["ip"], args["port"], handler=args["handler"])
+    #         milvus.disconnect()
+    #         assert not milvus.connected()
 
     # TODO: enable
     def _test_connect_disconnect_with_multiprocess(self, args):
diff --git a/tests/milvus_python_test/test_flush.py b/tests/milvus_python_test/test_flush.py
index 2bbd9c079fa3404f8929aa0b24f557757cbe312a..e17ffac191aba280e63b396e65a437f169262b53 100644
--- a/tests/milvus_python_test/test_flush.py
+++ b/tests/milvus_python_test/test_flush.py
@@ -136,6 +136,7 @@ class TestFlushBase:
         status, res = connect.search_vectors(collection, top_k, query_records=query_vecs)
         assert status.OK()
 
+    # TODO: stable case
     def test_add_flush_auto(self, connect, collection):
         '''
         method: add vectors
@@ -145,10 +146,16 @@ class TestFlushBase:
         ids = [i for i in range(nb)]
         status, ids = connect.add_vectors(collection, vectors, ids)
         assert status.OK()
-        time.sleep(2)
-        status, res = connect.count_collection(collection)
-        assert status.OK()
-        assert res == nb 
+        timeout = 10
+        start_time = time.time()
+        while (time.time()-start_time < timeout):
+            time.sleep(1)
+            status, res = connect.count_collection(collection)
+            if res == nb:
+                assert status.OK()
+                break
+        if time.time()-start_time > timeout:
+            assert False
 
     @pytest.fixture(
         scope="function",
@@ -160,7 +167,6 @@ class TestFlushBase:
     def same_ids(self, request):
         yield request.param
 
-    # both autoflush / flush
     def test_add_flush_same_ids(self, connect, collection, same_ids):
         '''
         method: add vectors, with same ids, count(same ids) < 15, > 15
@@ -172,7 +178,6 @@ class TestFlushBase:
             if item <= same_ids:
                 ids[i] = 0
         status, ids = connect.add_vectors(collection, vectors, ids)
-        time.sleep(2)
         status = connect.flush([collection])
         assert status.OK()
         status, res = connect.count_collection(collection)
diff --git a/tests/milvus_python_test/test_get_vectors_by_ids.py b/tests/milvus_python_test/test_get_vectors_by_ids.py
index 0deeb32a5493b0743c889ad99d6505107f11a08b..90b839a484e6a1d350f3e2c926632af2057a5a44 100644
--- a/tests/milvus_python_test/test_get_vectors_by_ids.py
+++ b/tests/milvus_python_test/test_get_vectors_by_ids.py
@@ -242,8 +242,6 @@ class TestGetIndexedVectors:
         id = get_id
         status, res = connect.get_vectors_by_ids(collection, [ids[id]])
         assert status.OK()
-        logging.getLogger().info(res)
-        assert status.OK()
         assert_equal_vector(res[0], vectors[id])
 
     def test_get_vector_after_delete(self, connect, collection, get_simple_index, get_id):
diff --git a/tests/milvus_python_test/test_index.py b/tests/milvus_python_test/test_index.py
index c5460425c3ce7822ee99fa6f1b92798cde94d32a..832c89d8b567615d6da819da0a438daa24d9dd02 100644
--- a/tests/milvus_python_test/test_index.py
+++ b/tests/milvus_python_test/test_index.py
@@ -116,18 +116,18 @@ class TestIndexBase:
         status = connect.create_index(collection, index_type, index_param)
         assert status.OK()
 
-    @pytest.mark.level(2)
-    def test_create_index_without_connect(self, dis_connect, collection):
-        '''
-        target: test create index without connection
-        method: create collection and add vectors in it, check if added successfully
-        expected: raise exception
-        '''
-        nlist = NLIST
-        index_type = IndexType.IVF_SQ8
-        index_param = {"nlist": nlist}
-        with pytest.raises(Exception) as e:
-            status = dis_connect.create_index(collection, index_type, index_param)
+    # @pytest.mark.level(2)
+    # def test_create_index_without_connect(self, dis_connect, collection):
+    #     '''
+    #     target: test create index without connection
+    #     method: create collection and add vectors in it, check if added successfully
+    #     expected: raise exception
+    #     '''
+    #     nlist = NLIST
+    #     index_type = IndexType.IVF_SQ8
+    #     index_param = {"nlist": nlist}
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.create_index(collection, index_type, index_param)
 
     @pytest.mark.timeout(BUILD_TIMEOUT)
     def test_create_index_search_with_query_vectors(self, connect, collection, get_simple_index):
@@ -483,15 +483,15 @@ class TestIndexBase:
             assert result._collection_name == collection_list[i]
             assert result._index_type == IndexType.FLAT
 
-    @pytest.mark.level(2)
-    def test_describe_index_without_connect(self, dis_connect, collection):
-        '''
-        target: test describe index without connection
-        method: describe index, and check if describe successfully
-        expected: raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.describe_index(collection)
+    # @pytest.mark.level(2)
+    # def test_describe_index_without_connect(self, dis_connect, collection):
+    #     '''
+    #     target: test describe index without connection
+    #     method: describe index, and check if describe successfully
+    #     expected: raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.describe_index(collection)
 
     def test_describe_index_collection_not_existed(self, connect):
         '''
@@ -578,15 +578,15 @@ class TestIndexBase:
         assert result._collection_name == collection
         assert result._index_type == IndexType.FLAT
 
-    @pytest.mark.level(2)
-    def test_drop_index_without_connect(self, dis_connect, collection):
-        '''
-        target: test drop index without connection
-        method: drop index, and check if drop successfully
-        expected: raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.drop_index(collection)
+    # @pytest.mark.level(2)
+    # def test_drop_index_without_connect(self, dis_connect, collection):
+    #     '''
+    #     target: test drop index without connection
+    #     method: drop index, and check if drop successfully
+    #     expected: raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.drop_index(collection)
 
     def test_drop_index_collection_not_existed(self, connect):
         '''
@@ -732,18 +732,18 @@ class TestIndexIP:
         status = connect.create_index(ip_collection, index_type, index_param)
         assert status.OK()
 
-    @pytest.mark.level(2)
-    def test_create_index_without_connect(self, dis_connect, ip_collection):
-        '''
-        target: test create index without connection
-        method: create collection and add vectors in it, check if added successfully
-        expected: raise exception
-        '''
-        nlist = NLIST
-        index_type = IndexType.IVF_SQ8
-        index_param = {"nlist": nlist}
-        with pytest.raises(Exception) as e:
-            status = dis_connect.create_index(ip_collection, index_type, index_param)
+    # @pytest.mark.level(2)
+    # def test_create_index_without_connect(self, dis_connect, ip_collection):
+    #     '''
+    #     target: test create index without connection
+    #     method: create collection and add vectors in it, check if added successfully
+    #     expected: raise exception
+    #     '''
+    #     nlist = NLIST
+    #     index_type = IndexType.IVF_SQ8
+    #     index_param = {"nlist": nlist}
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.create_index(ip_collection, index_type, index_param)
 
     @pytest.mark.timeout(BUILD_TIMEOUT)
     def test_create_index_search_with_query_vectors(self, connect, ip_collection, get_simple_index):
@@ -1020,15 +1020,15 @@ class TestIndexIP:
             assert result._collection_name == collection_list[i]
             assert result._index_type == IndexType.FLAT
 
-    @pytest.mark.level(2)
-    def test_describe_index_without_connect(self, dis_connect, ip_collection):
-        '''
-        target: test describe index without connection
-        method: describe index, and check if describe successfully
-        expected: raise exception
-        '''
-        with pytest.raises(Exception) as e:
-            status = dis_connect.describe_index(ip_collection)
+    # @pytest.mark.level(2)
+    # def test_describe_index_without_connect(self, dis_connect, ip_collection):
+    #     '''
+    #     target: test describe index without connection
+    #     method: describe index, and check if describe successfully
+    #     expected: raise exception
+    #     '''
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.describe_index(ip_collection)
 
     def test_describe_index_not_create(self, connect, ip_collection):
         '''
@@ -1147,18 +1147,18 @@ class TestIndexIP:
         assert result._collection_name == ip_collection
         assert result._index_type == IndexType.FLAT
 
-    @pytest.mark.level(2)
-    def test_drop_index_without_connect(self, dis_connect, ip_collection):
-        '''
-        target: test drop index without connection
-        method: drop index, and check if drop successfully
-        expected: raise exception
-        '''
-        nlist = NLIST
-        index_type = IndexType.IVFLAT
-        index_param = {"nlist": nlist}
-        with pytest.raises(Exception) as e:
-            status = dis_connect.drop_index(ip_collection, index_type, index_param)
+    # @pytest.mark.level(2)
+    # def test_drop_index_without_connect(self, dis_connect, ip_collection):
+    #     '''
+    #     target: test drop index without connection
+    #     method: drop index, and check if drop successfully
+    #     expected: raise exception
+    #     '''
+    #     nlist = NLIST
+    #     index_type = IndexType.IVFLAT
+    #     index_param = {"nlist": nlist}
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.drop_index(ip_collection, index_type, index_param)
 
     def test_drop_index_collection_not_create(self, connect, ip_collection):
         '''
@@ -1299,17 +1299,17 @@ class TestIndexJAC:
         status = connect.create_index(jac_collection, index_type, index_param)
         assert status.OK()
 
-    @pytest.mark.level(2)
-    def test_create_index_without_connect(self, dis_connect, jac_collection):
-        '''
-        target: test create index without connection
-        method: create collection and add vectors in it, check if added successfully
-        expected: raise exception
-        '''
-        nlist = NLIST
-        index_param = {"nlist": nlist}
-        with pytest.raises(Exception) as e:
-            status = dis_connect.create_index(jac_collection, IndexType.IVF_SQ8, index_param)
+    # @pytest.mark.level(2)
+    # def test_create_index_without_connect(self, dis_connect, jac_collection):
+    #     '''
+    #     target: test create index without connection
+    #     method: create collection and add vectors in it, check if added successfully
+    #     expected: raise exception
+    #     '''
+    #     nlist = NLIST
+    #     index_param = {"nlist": nlist}
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.create_index(jac_collection, IndexType.IVF_SQ8, index_param)
 
     @pytest.mark.timeout(BUILD_TIMEOUT)
     def test_create_index_search_with_query_vectors(self, connect, jac_collection, get_jaccard_index):
@@ -1539,17 +1539,17 @@ class TestIndexBinary:
         status, res = connect.count_collection(substructure_collection,)
         assert res == len(self.vectors)
 
-    @pytest.mark.level(2)
-    def test_create_index_without_connect(self, dis_connect, ham_collection):
-        '''
-        target: test create index without connection
-        method: create collection and add vectors in it, check if added successfully
-        expected: raise exception
-        '''
-        nlist = NLIST
-        index_param = {"nlist": nlist}
-        with pytest.raises(Exception) as e:
-            status = dis_connect.create_index(ham_collection, IndexType.IVF_SQ8, index_param)
+    # @pytest.mark.level(2)
+    # def test_create_index_without_connect(self, dis_connect, ham_collection):
+    #     '''
+    #     target: test create index without connection
+    #     method: create collection and add vectors in it, check if added successfully
+    #     expected: raise exception
+    #     '''
+    #     nlist = NLIST
+    #     index_param = {"nlist": nlist}
+    #     with pytest.raises(Exception) as e:
+    #         status = dis_connect.create_index(ham_collection, IndexType.IVF_SQ8, index_param)
 
     @pytest.mark.timeout(BUILD_TIMEOUT)
     def test_create_index_search_with_query_vectors(self, connect, ham_collection, get_hamming_index):
diff --git a/tests/milvus_python_test/test_ping.py b/tests/milvus_python_test/test_ping.py
index 2ae216a492bb65c4438f148a3c60951253518b53..4ffcc954bea9edf1633a26645f5dbc26ad8d988c 100644
--- a/tests/milvus_python_test/test_ping.py
+++ b/tests/milvus_python_test/test_ping.py
@@ -53,25 +53,25 @@ class TestPing:
         assert connect.connected()
 
 
-class TestPingDisconnect:
-    def test_server_version(self, dis_connect):
-        '''
-        target: test get the server version, after disconnect
-        method: call the server_version method after connected
-        expected: version should not be the pymilvus version
-        '''
-        res = None
-        with pytest.raises(Exception) as e:
-            status, res = connect.server_version()
-        assert res is None
-
-    def test_server_status(self, dis_connect):
-        '''
-        target: test get the server status, after disconnect
-        method: call the server_status method after connected
-        expected: status returned should be not ok
-        '''
-        status = None
-        with pytest.raises(Exception) as e:
-            status, msg = connect.server_status()
-        assert status is None
+# class TestPingDisconnect:
+#     def test_server_version(self, dis_connect):
+#         '''
+#         target: test get the server version, after disconnect
+#         method: call the server_version method after connected
+#         expected: version should not be the pymilvus version
+#         '''
+#         res = None
+#         with pytest.raises(Exception) as e:
+#             status, res = connect.server_version()
+#         assert res is None
+# 
+#     def test_server_status(self, dis_connect):
+#         '''
+#         target: test get the server status, after disconnect
+#         method: call the server_status method after connected
+#         expected: status returned should be not ok
+#         '''
+#         status = None
+#         with pytest.raises(Exception) as e:
+#             status, msg = connect.server_status()
+#         assert status is None
diff --git a/tests/milvus_python_test/test_search_by_ids.py b/tests/milvus_python_test/test_search_by_ids.py
index f1af947bf8da7bf38566a3c96912f12bfbe67587..dd204b3c4a143d8d132c609fa619f17f0e527ae3 100755
--- a/tests/milvus_python_test/test_search_by_ids.py
+++ b/tests/milvus_python_test/test_search_by_ids.py
@@ -368,15 +368,15 @@ class TestSearchBase:
                 assert result[i][0].distance <= epsilon
                 assert check_result(result[i], ids[i])
 
-    def test_search_by_ids_without_connect(self, dis_connect, collection):
-        '''
-        target: test search vectors without connection
-        method: use dis connected instance, call search method and check if search successfully
-        expected: raise exception
-        '''
-        query_ids = [1]
-        with pytest.raises(Exception) as e:
-            status, ids = dis_connect.search_by_ids(collection, query_ids, top_k, params={})
+    # def test_search_by_ids_without_connect(self, dis_connect, collection):
+    #     '''
+    #     target: test search vectors without connection
+    #     method: use dis connected instance, call search method and check if search successfully
+    #     expected: raise exception
+    #     '''
+    #     query_ids = [1]
+    #     with pytest.raises(Exception) as e:
+    #         status, ids = dis_connect.search_by_ids(collection, query_ids, top_k, params={})
 
     def test_search_collection_name_not_existed(self, connect, collection):
         '''
diff --git a/tests/milvus_python_test/test_search_vectors.py b/tests/milvus_python_test/test_search_vectors.py
index f446a071088a83754882cc378da4f26939b6f88f..d43b231596c32498d41beb11151ee45eac57355a 100644
--- a/tests/milvus_python_test/test_search_vectors.py
+++ b/tests/milvus_python_test/test_search_vectors.py
@@ -505,17 +505,17 @@ class TestSearchBase:
         assert check_result(result[0], ids[0])
         assert result[0][0].distance >= 1 - gen_inaccuracy(result[0][0].distance)
 
-    @pytest.mark.level(2)
-    def test_search_vectors_without_connect(self, dis_connect, collection):
-        '''
-        target: test search vectors without connection
-        method: use dis connected instance, call search method and check if search successfully
-        expected: raise exception
-        '''
-        query_vectors = [vectors[0]]
-        nprobe = 1
-        with pytest.raises(Exception) as e:
-            status, ids = dis_connect.search_vectors(collection, top_k, query_vectors)
+    # @pytest.mark.level(2)
+    # def test_search_vectors_without_connect(self, dis_connect, collection):
+    #     '''
+    #     target: test search vectors without connection
+    #     method: use dis connected instance, call search method and check if search successfully
+    #     expected: raise exception
+    #     '''
+    #     query_vectors = [vectors[0]]
+    #     nprobe = 1
+    #     with pytest.raises(Exception) as e:
+    #         status, ids = dis_connect.search_vectors(collection, top_k, query_vectors)
 
     def test_search_collection_name_not_existed(self, connect, collection):
         '''