diff --git a/hadoop-ozone/dist/src/main/compose/ozone/test.sh b/hadoop-ozone/dist/src/main/compose/ozone/test.sh
index 4a98d0f44cbd..940e26796185 100755
--- a/hadoop-ozone/dist/src/main/compose/ozone/test.sh
+++ b/hadoop-ozone/dist/src/main/compose/ozone/test.sh
@@ -54,6 +54,7 @@ execute_robot_test scm -v USERNAME:httpfs httpfs
 source "$COMPOSE_DIR/../common/replicas-test.sh"
 
 execute_robot_test scm -v SCHEME:o3fs -v BUCKET_TYPE:bucket -N ozonefs-o3fs-bucket ozonefs/ozonefs.robot
+execute_robot_test scm -v SCHEME:ofs -N ozonefs-obs ozonefs/ozonefs-obs.robot
 
 execute_robot_test s3g grpc/grpc-om-s3-metrics.robot
 
diff --git a/hadoop-ozone/dist/src/main/smoketest/ozonefs/ozonefs-obs.robot b/hadoop-ozone/dist/src/main/smoketest/ozonefs/ozonefs-obs.robot
new file mode 100644
index 000000000000..c221c59f99ae
--- /dev/null
+++ b/hadoop-ozone/dist/src/main/smoketest/ozonefs/ozonefs-obs.robot
@@ -0,0 +1,84 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+*** Settings ***
+Documentation       Test that FS operations fail on OBS buckets
+Library             OperatingSystem
+Library             String
+Resource            ../commonlib.robot
+Resource            ../lib/fs.robot
+Test Timeout        5 minutes
+
+*** Variables ***
+${SCHEME}           ofs
+${volume}           volume1
+${bucket}           obs-bucket1
+${PREFIX}           ozone
+
+*** Test Cases ***
+
+Create OBS bucket
+    Execute             ozone sh volume create /${volume}
+    Execute             ozone sh bucket create /${volume}/${bucket} --layout OBJECT_STORE
+
+Verify mkdir fails on OBS bucket
+    ${url} =            Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testdir
+    ${result} =         Execute and checkrc   ozone fs -mkdir ${url}     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.
+
+Verify put fails on OBS bucket
+    ${url} =            Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile
+    ${result} =         Execute and checkrc   ozone fs -put NOTICE.txt ${url}     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.
+
+Verify ls fails on OBS bucket
+    ${url} =            Format FS URL         ${SCHEME}    ${volume}    ${bucket}
+    ${result} =         Execute and checkrc   ozone fs -ls ${url}     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.
+
+Create key in OBS bucket
+    Execute             ozone sh key put /${volume}/${bucket}/testfile NOTICE.txt
+
+Verify rm fails on OBS bucket
+    ${url} =            Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile
+    ${result} =         Execute and checkrc   ozone fs -rm ${url}     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.
+
+Verify mv fails on OBS bucket
+    ${url1} =           Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile
+    ${url2} =           Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile2
+    ${result} =         Execute and checkrc   ozone fs -mv ${url1} ${url2}     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.
+
+Verify cp fails on OBS bucket
+    ${url1} =           Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile
+    ${url2} =           Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile2
+    ${result} =         Execute and checkrc   ozone fs -cp ${url1} ${url2}     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.
+
+Verify touch fails on OBS bucket
+    ${url} =            Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile
+    ${result} =         Execute and checkrc   ozone fs -touch ${url}     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.
+
+Verify cat fails on OBS bucket
+    ${url} =            Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile
+    ${result} =         Execute and checkrc   ozone fs -cat ${url}     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.
+
+Verify get fails on OBS bucket
+    ${url} =            Format FS URL         ${SCHEME}    ${volume}    ${bucket}    testfile
+    ${result} =         Execute and checkrc   ozone fs -get ${url} /tmp/testfilecopy     255
+    Should contain      ${result}             Bucket: ${bucket} has layout: OBJECT_STORE, which does not support file system semantics. Bucket Layout must be FILE_SYSTEM_OPTIMIZED or LEGACY.