diff --git a/pbm-functional/pytest/test_rename_replicaset.py b/pbm-functional/pytest/test_rename_replicaset.py
new file mode 100644
index 00000000..2be20253
--- /dev/null
+++ b/pbm-functional/pytest/test_rename_replicaset.py
@@ -0,0 +1,151 @@
+import pytest
+import pymongo
+import bson
+import testinfra
+import time
+import os
+import docker
+import concurrent.futures
+import random
+import json
+
+from datetime import datetime
+from cluster import Cluster
+from packaging import version
+
+@pytest.fixture(scope="package")
+def config():
+    return { "_id": "rs1", "members": [{"host":"rs101"},{"host": "rs102"},{"host": "rs103" }]}
+
+@pytest.fixture(scope="package")
+def cluster(config):
+    return Cluster(config)
+
+@pytest.fixture(scope="function")
+def start_cluster(cluster,request):
+    try:
+        cluster.destroy()
+        cluster.create()
+        cluster.setup_pbm()
+        os.chmod("/backups",0o777)
+        os.system("rm -rf /backups/*")
+        result = cluster.exec_pbm_cli("config --set storage.type=filesystem --set storage.filesystem.path=/backups --set backup.compression=none --out json")
+        assert result.rc == 0
+        Cluster.log("Setup PBM with fs storage:\n" + result.stdout)
+        client=pymongo.MongoClient(cluster.connection)
+        for i in range(10):
+            client["test"]["test"].insert_one({"key": i, "data": i})
+            client["test"]["inserts"].insert_one({"key": i, "data": i})
+            client["test"]["replaces"].insert_one({"key": i, "data": i})
+            client["test"]["updates"].insert_one({"key": i, "data": i})
+            client["test"]["deletes"].insert_one({"key": i, "data": i})
+            client["test"]["indexes"].insert_one({"key": i, "data": i})
+        client["test"]["indexes"].create_index(["key"],name="old_index")
+        yield True
+    finally:
+        if request.config.getoption("--verbose"):
+            cluster.get_logs()
+        cluster.destroy(cleanup_backups=True)
+
+@pytest.mark.timeout(300,func_only=True)
+@pytest.mark.parametrize('collection',['inserts','replaces','updates','deletes','indexes'])
+def test_logical_pitr_crud_PBM_T270(start_cluster,cluster,collection):
+    cluster.check_pbm_status()
+    cluster.make_backup("logical")
+    cluster.enable_pitr(pitr_extra_args="--set pitr.oplogSpanMin=0.1")
+    time.sleep(5)
+    for i in range(10):
+        client = pymongo.MongoClient(cluster.connection)
+        client["test"]["inserts"].insert_one({"key": i+10, "data": i+10})
+        client["test"]["replaces"].replace_one({"key": i}, {"key": i+10, "data": i+10})
+        client["test"]["updates"].update_one({"key": i}, {"$inc": { "data": 10 }})
+        client["test"]["deletes"].delete_one({"key": i})
+    client["test"]["indexes"].drop_index("old_index")
+    client["test"]["indexes"].create_index("data",name="new_index")
+    time.sleep(5)
+    pitr = datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%S")
+    pitr=" --time=" + pitr
+    Cluster.log("Time for PITR is: " + pitr)
+    time.sleep(10)
+    cluster.disable_pitr()
+    time.sleep(5)
+    backup_to_fail=pitr + " --ns-from=test." + collection + " --ns-to=test.test"
+    result=cluster.exec_pbm_cli("restore" + backup_to_fail + " --wait")
+    assert result.rc != 0
+    assert "cloning namespace (--ns-to) is already in use" in result.stderr
+    backup=pitr + " --ns-from=test." + collection + " --ns-to=restored." + collection
+    cluster.make_restore(backup)
+    client = pymongo.MongoClient(cluster.connection)
+    assert client["test"]["inserts"].count_documents({})==20
+    assert client["test"]["replaces"].count_documents({})==10
+    assert client["test"]["updates"].count_documents({})==10
+    assert client["test"]["deletes"].count_documents({})==0
+    if collection=='inserts':
+        assert client["restored"]["inserts"].count_documents({})==20
+        for i in range(20):
+            assert client["restored"]["inserts"].find_one({"key": i, "data": i})
+    elif collection=='replaces':
+        assert client["restored"]["replaces"].count_documents({})==10
+        for i in range(10):
+            assert client["restored"]["replaces"].find_one({"key": i+10, "data": i+10})
+    elif collection=='updates':
+        assert client["restored"]["updates"].count_documents({})==10
+        for i in range(10):
+            assert client["restored"]["updates"].find_one({"key": i, "data": i+10})
+    elif collection=='deletes':
+        assert client["restored"]["deletes"].count_documents({})==0
+    else:
+        assert client["restored"]["indexes"].count_documents({})==10
+        assert 'new_index' in client["restored"]["indexes"].index_information()
+        assert 'old_index' not in client["restored"]["indexes"].index_information()
+    Cluster.log("Finished successfully")
+
+@pytest.mark.timeout(300,func_only=True)
+@pytest.mark.parametrize('collection',['inserts','replaces','updates','deletes'])
+def test_logical_pitr_with_txn_PBM_T271(start_cluster,cluster,collection):
+    cluster.check_pbm_status()
+    cluster.make_backup("logical")
+    cluster.enable_pitr(pitr_extra_args="--set pitr.oplogSpanMin=0.1")
+    time.sleep(5)
+    for i in range(10):
+        client = pymongo.MongoClient(cluster.connection)
+        with client.start_session() as session:
+            with session.start_transaction():
+                client["test"]["inserts"].insert_one({"key": i+10, "data": i+10}, session=session)
+                client["test"]["replaces"].replace_one({"key": i}, {"key": i+10, "data": i+10}, session=session)
+                client["test"]["updates"].update_one({"key": i}, {"$inc": { "data": 10 }}, session=session)
+                client["test"]["deletes"].delete_one({"key": i}, session=session)
+            session.commit_transaction()
+    time.sleep(5)
+    pitr = datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%S")
+    pitr=" --time=" + pitr
+    Cluster.log("Time for PITR is: " + pitr)
+    time.sleep(10)
+    cluster.disable_pitr()
+    time.sleep(5)
+    backup_to_fail=pitr + " --ns-from=test." + collection + " --ns-to=test.test"
+    result=cluster.exec_pbm_cli("restore" + backup_to_fail + " --wait")
+    assert result.rc != 0
+    assert "cloning namespace (--ns-to) is already in use" in result.stderr
+    backup=pitr + " --ns-from=test." + collection + " --ns-to=restored." + collection
+    cluster.make_restore(backup)
+    client = pymongo.MongoClient(cluster.connection)
+    assert client["test"]["inserts"].count_documents({})==20
+    assert client["test"]["replaces"].count_documents({})==10
+    assert client["test"]["updates"].count_documents({})==10
+    assert client["test"]["deletes"].count_documents({})==0
+    if collection=='inserts':
+        assert client["restored"]["inserts"].count_documents({})==20
+        for i in range(20):
+            assert client["restored"]["inserts"].find_one({"key": i, "data": i})
+    elif collection=='replaces':
+        assert client["restored"]["replaces"].count_documents({})==10
+        for i in range(10):
+            assert client["restored"]["replaces"].find_one({"key": i+10, "data": i+10})
+    elif collection=='updates':
+        assert client["restored"]["updates"].count_documents({})==10
+        for i in range(10):
+            assert client["restored"]["updates"].find_one({"key": i, "data": i+10})
+    else:
+        assert client["restored"]["deletes"].count_documents({})==0
+    Cluster.log("Finished successfully")