diff --git a/google/cloud/aiplatform_v1/services/migration_service/client.py b/google/cloud/aiplatform_v1/services/migration_service/client.py
index b43dcee16e..c42427af48 100644
--- a/google/cloud/aiplatform_v1/services/migration_service/client.py
+++ b/google/cloud/aiplatform_v1/services/migration_service/client.py
@@ -230,40 +230,40 @@ def parse_dataset_path(path: str) -> Dict[str, str]:
     @staticmethod
     def dataset_path(
         project: str,
-        location: str,
         dataset: str,
     ) -> str:
         """Returns a fully-qualified dataset string."""
-        return "projects/{project}/locations/{location}/datasets/{dataset}".format(
+        return "projects/{project}/datasets/{dataset}".format(
             project=project,
-            location=location,
             dataset=dataset,
         )
 
     @staticmethod
     def parse_dataset_path(path: str) -> Dict[str, str]:
         """Parses a dataset path into its component segments."""
-        m = re.match(
-            r"^projects/(?P<project>.+?)/locations/(?P<location>.+?)/datasets/(?P<dataset>.+?)$",
-            path,
-        )
+        m = re.match(r"^projects/(?P<project>.+?)/datasets/(?P<dataset>.+?)$", path)
         return m.groupdict() if m else {}
 
     @staticmethod
     def dataset_path(
         project: str,
+        location: str,
         dataset: str,
     ) -> str:
         """Returns a fully-qualified dataset string."""
-        return "projects/{project}/datasets/{dataset}".format(
+        return "projects/{project}/locations/{location}/datasets/{dataset}".format(
             project=project,
+            location=location,
             dataset=dataset,
         )
 
     @staticmethod
     def parse_dataset_path(path: str) -> Dict[str, str]:
         """Parses a dataset path into its component segments."""
-        m = re.match(r"^projects/(?P<project>.+?)/datasets/(?P<dataset>.+?)$", path)
+        m = re.match(
+            r"^projects/(?P<project>.+?)/locations/(?P<location>.+?)/datasets/(?P<dataset>.+?)$",
+            path,
+        )
         return m.groupdict() if m else {}
 
     @staticmethod
diff --git a/google/cloud/aiplatform_v1/types/tensorboard.py b/google/cloud/aiplatform_v1/types/tensorboard.py
index c8ce1105fa..f979b0b39b 100644
--- a/google/cloud/aiplatform_v1/types/tensorboard.py
+++ b/google/cloud/aiplatform_v1/types/tensorboard.py
@@ -84,6 +84,14 @@ class Tensorboard(proto.Message):
             Used to perform a consistent
             read-modify-write updates. If not set, a blind
             "overwrite" update happens.
+        is_default (bool):
+            Used to indicate if the TensorBoard instance
+            is the default one. Each project & region can
+            have at most one default TensorBoard instance.
+            Creation of a default TensorBoard instance and
+            updating an existing TensorBoard instance to be
+            default will mark all other TensorBoard
+            instances (if any) as non default.
     """
 
     name: str = proto.Field(
@@ -130,6 +138,10 @@ class Tensorboard(proto.Message):
         proto.STRING,
         number=9,
     )
+    is_default: bool = proto.Field(
+        proto.BOOL,
+        number=12,
+    )
 
 
 __all__ = tuple(sorted(__protobuf__.manifest))
diff --git a/google/cloud/aiplatform_v1beta1/services/job_service/async_client.py b/google/cloud/aiplatform_v1beta1/services/job_service/async_client.py
index 4be06a9574..f6ca7d5f68 100644
--- a/google/cloud/aiplatform_v1beta1/services/job_service/async_client.py
+++ b/google/cloud/aiplatform_v1beta1/services/job_service/async_client.py
@@ -137,6 +137,10 @@ class JobServiceAsyncClient:
     )
     network_path = staticmethod(JobServiceClient.network_path)
     parse_network_path = staticmethod(JobServiceClient.parse_network_path)
+    notification_channel_path = staticmethod(JobServiceClient.notification_channel_path)
+    parse_notification_channel_path = staticmethod(
+        JobServiceClient.parse_notification_channel_path
+    )
     tensorboard_path = staticmethod(JobServiceClient.tensorboard_path)
     parse_tensorboard_path = staticmethod(JobServiceClient.parse_tensorboard_path)
     trial_path = staticmethod(JobServiceClient.trial_path)
diff --git a/google/cloud/aiplatform_v1beta1/services/job_service/client.py b/google/cloud/aiplatform_v1beta1/services/job_service/client.py
index 8295020698..d103372c51 100644
--- a/google/cloud/aiplatform_v1beta1/services/job_service/client.py
+++ b/google/cloud/aiplatform_v1beta1/services/job_service/client.py
@@ -457,6 +457,26 @@ def parse_network_path(path: str) -> Dict[str, str]:
         )
         return m.groupdict() if m else {}
 
+    @staticmethod
+    def notification_channel_path(
+        project: str,
+        notification_channel: str,
+    ) -> str:
+        """Returns a fully-qualified notification_channel string."""
+        return "projects/{project}/notificationChannels/{notification_channel}".format(
+            project=project,
+            notification_channel=notification_channel,
+        )
+
+    @staticmethod
+    def parse_notification_channel_path(path: str) -> Dict[str, str]:
+        """Parses a notification_channel path into its component segments."""
+        m = re.match(
+            r"^projects/(?P<project>.+?)/notificationChannels/(?P<notification_channel>.+?)$",
+            path,
+        )
+        return m.groupdict() if m else {}
+
     @staticmethod
     def tensorboard_path(
         project: str,
diff --git a/google/cloud/aiplatform_v1beta1/types/model_monitoring.py b/google/cloud/aiplatform_v1beta1/types/model_monitoring.py
index d47e2eb6e0..336aa03739 100644
--- a/google/cloud/aiplatform_v1beta1/types/model_monitoring.py
+++ b/google/cloud/aiplatform_v1beta1/types/model_monitoring.py
@@ -401,6 +401,10 @@ class ModelMonitoringAlertConfig(proto.Message):
             [google.cloud.aiplatform.logging.ModelMonitoringAnomaliesLogEntry][].
             This can be further sinked to Pub/Sub or any other services
             supported by Cloud Logging.
+        notification_channels (MutableSequence[str]):
+            Resource names of the NotificationChannels to send alert.
+            Must be of the format
+            ``projects/<project_id_or_number>/notificationChannels/<channel_id>``
     """
 
     class EmailAlertConfig(proto.Message):
@@ -426,6 +430,10 @@ class EmailAlertConfig(proto.Message):
         proto.BOOL,
         number=2,
     )
+    notification_channels: MutableSequence[str] = proto.RepeatedField(
+        proto.STRING,
+        number=3,
+    )
 
 
 class ThresholdConfig(proto.Message):
diff --git a/google/cloud/aiplatform_v1beta1/types/tensorboard.py b/google/cloud/aiplatform_v1beta1/types/tensorboard.py
index 52809838d3..ac07f07d5b 100644
--- a/google/cloud/aiplatform_v1beta1/types/tensorboard.py
+++ b/google/cloud/aiplatform_v1beta1/types/tensorboard.py
@@ -84,6 +84,14 @@ class Tensorboard(proto.Message):
             Used to perform a consistent
             read-modify-write updates. If not set, a blind
             "overwrite" update happens.
+        is_default (bool):
+            Used to indicate if the TensorBoard instance
+            is the default one. Each project & region can
+            have at most one default TensorBoard instance.
+            Creation of a default TensorBoard instance and
+            updating an existing TensorBoard instance to be
+            default will mark all other TensorBoard
+            instances (if any) as non default.
     """
 
     name: str = proto.Field(
@@ -130,6 +138,10 @@ class Tensorboard(proto.Message):
         proto.STRING,
         number=9,
     )
+    is_default: bool = proto.Field(
+        proto.BOOL,
+        number=12,
+    )
 
 
 __all__ = tuple(sorted(__protobuf__.manifest))
diff --git a/noxfile.py b/noxfile.py
index f61152d82c..2e7154fd4e 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -255,7 +255,7 @@ def system(session):
     if system_test_folder_exists:
         session.run(
             "py.test",
-            "-v",  # TODO(b/275569167) revert this flag once bug is fixed
+            "--quiet",
             f"--junitxml=system_{session.python}_sponge_log.xml",
             system_test_folder_path,
             *session.posargs,
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1.json b/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1.json
index de0979b370..a1b733c2b2 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-aiplatform",
-    "version": "1.24.0"
+    "version": "0.1.0"
   },
   "snippets": [
     {
diff --git a/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1beta1.json b/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1beta1.json
index d4db6c231d..5d1d8817ed 100644
--- a/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1beta1.json
+++ b/samples/generated_samples/snippet_metadata_google.cloud.aiplatform.v1beta1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-aiplatform",
-    "version": "1.24.0"
+    "version": "0.1.0"
   },
   "snippets": [
     {
diff --git a/tests/unit/gapic/aiplatform_v1/test_migration_service.py b/tests/unit/gapic/aiplatform_v1/test_migration_service.py
index 8fc5db291f..9055645a91 100644
--- a/tests/unit/gapic/aiplatform_v1/test_migration_service.py
+++ b/tests/unit/gapic/aiplatform_v1/test_migration_service.py
@@ -2030,22 +2030,19 @@ def test_parse_dataset_path():
 
 def test_dataset_path():
     project = "squid"
-    location = "clam"
-    dataset = "whelk"
-    expected = "projects/{project}/locations/{location}/datasets/{dataset}".format(
+    dataset = "clam"
+    expected = "projects/{project}/datasets/{dataset}".format(
         project=project,
-        location=location,
         dataset=dataset,
     )
-    actual = MigrationServiceClient.dataset_path(project, location, dataset)
+    actual = MigrationServiceClient.dataset_path(project, dataset)
     assert expected == actual
 
 
 def test_parse_dataset_path():
     expected = {
-        "project": "octopus",
-        "location": "oyster",
-        "dataset": "nudibranch",
+        "project": "whelk",
+        "dataset": "octopus",
     }
     path = MigrationServiceClient.dataset_path(**expected)
 
@@ -2055,19 +2052,22 @@ def test_parse_dataset_path():
 
 
 def test_dataset_path():
-    project = "cuttlefish"
-    dataset = "mussel"
-    expected = "projects/{project}/datasets/{dataset}".format(
+    project = "oyster"
+    location = "nudibranch"
+    dataset = "cuttlefish"
+    expected = "projects/{project}/locations/{location}/datasets/{dataset}".format(
         project=project,
+        location=location,
         dataset=dataset,
     )
-    actual = MigrationServiceClient.dataset_path(project, dataset)
+    actual = MigrationServiceClient.dataset_path(project, location, dataset)
     assert expected == actual
 
 
 def test_parse_dataset_path():
     expected = {
-        "project": "winkle",
+        "project": "mussel",
+        "location": "winkle",
         "dataset": "nautilus",
     }
     path = MigrationServiceClient.dataset_path(**expected)
diff --git a/tests/unit/gapic/aiplatform_v1/test_tensorboard_service.py b/tests/unit/gapic/aiplatform_v1/test_tensorboard_service.py
index ae657165cb..1469bf12ff 100644
--- a/tests/unit/gapic/aiplatform_v1/test_tensorboard_service.py
+++ b/tests/unit/gapic/aiplatform_v1/test_tensorboard_service.py
@@ -1007,6 +1007,7 @@ def test_get_tensorboard(request_type, transport: str = "grpc"):
             blob_storage_path_prefix="blob_storage_path_prefix_value",
             run_count=989,
             etag="etag_value",
+            is_default=True,
         )
         response = client.get_tensorboard(request)
 
@@ -1023,6 +1024,7 @@ def test_get_tensorboard(request_type, transport: str = "grpc"):
     assert response.blob_storage_path_prefix == "blob_storage_path_prefix_value"
     assert response.run_count == 989
     assert response.etag == "etag_value"
+    assert response.is_default is True
 
 
 def test_get_tensorboard_empty_call():
@@ -1066,6 +1068,7 @@ async def test_get_tensorboard_async(
                 blob_storage_path_prefix="blob_storage_path_prefix_value",
                 run_count=989,
                 etag="etag_value",
+                is_default=True,
             )
         )
         response = await client.get_tensorboard(request)
@@ -1083,6 +1086,7 @@ async def test_get_tensorboard_async(
     assert response.blob_storage_path_prefix == "blob_storage_path_prefix_value"
     assert response.run_count == 989
     assert response.etag == "etag_value"
+    assert response.is_default is True
 
 
 @pytest.mark.asyncio
diff --git a/tests/unit/gapic/aiplatform_v1beta1/test_job_service.py b/tests/unit/gapic/aiplatform_v1beta1/test_job_service.py
index e3a6c84e8b..a4ea1e4fa7 100644
--- a/tests/unit/gapic/aiplatform_v1beta1/test_job_service.py
+++ b/tests/unit/gapic/aiplatform_v1beta1/test_job_service.py
@@ -12014,10 +12014,33 @@ def test_parse_network_path():
     assert expected == actual
 
 
-def test_tensorboard_path():
+def test_notification_channel_path():
     project = "cuttlefish"
-    location = "mussel"
-    tensorboard = "winkle"
+    notification_channel = "mussel"
+    expected = "projects/{project}/notificationChannels/{notification_channel}".format(
+        project=project,
+        notification_channel=notification_channel,
+    )
+    actual = JobServiceClient.notification_channel_path(project, notification_channel)
+    assert expected == actual
+
+
+def test_parse_notification_channel_path():
+    expected = {
+        "project": "winkle",
+        "notification_channel": "nautilus",
+    }
+    path = JobServiceClient.notification_channel_path(**expected)
+
+    # Check that the path construction is reversible.
+    actual = JobServiceClient.parse_notification_channel_path(path)
+    assert expected == actual
+
+
+def test_tensorboard_path():
+    project = "scallop"
+    location = "abalone"
+    tensorboard = "squid"
     expected = (
         "projects/{project}/locations/{location}/tensorboards/{tensorboard}".format(
             project=project,
@@ -12031,9 +12054,9 @@ def test_tensorboard_path():
 
 def test_parse_tensorboard_path():
     expected = {
-        "project": "nautilus",
-        "location": "scallop",
-        "tensorboard": "abalone",
+        "project": "clam",
+        "location": "whelk",
+        "tensorboard": "octopus",
     }
     path = JobServiceClient.tensorboard_path(**expected)
 
@@ -12043,10 +12066,10 @@ def test_parse_tensorboard_path():
 
 
 def test_trial_path():
-    project = "squid"
-    location = "clam"
-    study = "whelk"
-    trial = "octopus"
+    project = "oyster"
+    location = "nudibranch"
+    study = "cuttlefish"
+    trial = "mussel"
     expected = (
         "projects/{project}/locations/{location}/studies/{study}/trials/{trial}".format(
             project=project,
@@ -12061,10 +12084,10 @@ def test_trial_path():
 
 def test_parse_trial_path():
     expected = {
-        "project": "oyster",
-        "location": "nudibranch",
-        "study": "cuttlefish",
-        "trial": "mussel",
+        "project": "winkle",
+        "location": "nautilus",
+        "study": "scallop",
+        "trial": "abalone",
     }
     path = JobServiceClient.trial_path(**expected)
 
@@ -12074,7 +12097,7 @@ def test_parse_trial_path():
 
 
 def test_common_billing_account_path():
-    billing_account = "winkle"
+    billing_account = "squid"
     expected = "billingAccounts/{billing_account}".format(
         billing_account=billing_account,
     )
@@ -12084,7 +12107,7 @@ def test_common_billing_account_path():
 
 def test_parse_common_billing_account_path():
     expected = {
-        "billing_account": "nautilus",
+        "billing_account": "clam",
     }
     path = JobServiceClient.common_billing_account_path(**expected)
 
@@ -12094,7 +12117,7 @@ def test_parse_common_billing_account_path():
 
 
 def test_common_folder_path():
-    folder = "scallop"
+    folder = "whelk"
     expected = "folders/{folder}".format(
         folder=folder,
     )
@@ -12104,7 +12127,7 @@ def test_common_folder_path():
 
 def test_parse_common_folder_path():
     expected = {
-        "folder": "abalone",
+        "folder": "octopus",
     }
     path = JobServiceClient.common_folder_path(**expected)
 
@@ -12114,7 +12137,7 @@ def test_parse_common_folder_path():
 
 
 def test_common_organization_path():
-    organization = "squid"
+    organization = "oyster"
     expected = "organizations/{organization}".format(
         organization=organization,
     )
@@ -12124,7 +12147,7 @@ def test_common_organization_path():
 
 def test_parse_common_organization_path():
     expected = {
-        "organization": "clam",
+        "organization": "nudibranch",
     }
     path = JobServiceClient.common_organization_path(**expected)
 
@@ -12134,7 +12157,7 @@ def test_parse_common_organization_path():
 
 
 def test_common_project_path():
-    project = "whelk"
+    project = "cuttlefish"
     expected = "projects/{project}".format(
         project=project,
     )
@@ -12144,7 +12167,7 @@ def test_common_project_path():
 
 def test_parse_common_project_path():
     expected = {
-        "project": "octopus",
+        "project": "mussel",
     }
     path = JobServiceClient.common_project_path(**expected)
 
@@ -12154,8 +12177,8 @@ def test_parse_common_project_path():
 
 
 def test_common_location_path():
-    project = "oyster"
-    location = "nudibranch"
+    project = "winkle"
+    location = "nautilus"
     expected = "projects/{project}/locations/{location}".format(
         project=project,
         location=location,
@@ -12166,8 +12189,8 @@ def test_common_location_path():
 
 def test_parse_common_location_path():
     expected = {
-        "project": "cuttlefish",
-        "location": "mussel",
+        "project": "scallop",
+        "location": "abalone",
     }
     path = JobServiceClient.common_location_path(**expected)
 
diff --git a/tests/unit/gapic/aiplatform_v1beta1/test_tensorboard_service.py b/tests/unit/gapic/aiplatform_v1beta1/test_tensorboard_service.py
index be803bc82c..d6c8ff55b5 100644
--- a/tests/unit/gapic/aiplatform_v1beta1/test_tensorboard_service.py
+++ b/tests/unit/gapic/aiplatform_v1beta1/test_tensorboard_service.py
@@ -1004,6 +1004,7 @@ def test_get_tensorboard(request_type, transport: str = "grpc"):
             blob_storage_path_prefix="blob_storage_path_prefix_value",
             run_count=989,
             etag="etag_value",
+            is_default=True,
         )
         response = client.get_tensorboard(request)
 
@@ -1020,6 +1021,7 @@ def test_get_tensorboard(request_type, transport: str = "grpc"):
     assert response.blob_storage_path_prefix == "blob_storage_path_prefix_value"
     assert response.run_count == 989
     assert response.etag == "etag_value"
+    assert response.is_default is True
 
 
 def test_get_tensorboard_empty_call():
@@ -1063,6 +1065,7 @@ async def test_get_tensorboard_async(
                 blob_storage_path_prefix="blob_storage_path_prefix_value",
                 run_count=989,
                 etag="etag_value",
+                is_default=True,
             )
         )
         response = await client.get_tensorboard(request)
@@ -1080,6 +1083,7 @@ async def test_get_tensorboard_async(
     assert response.blob_storage_path_prefix == "blob_storage_path_prefix_value"
     assert response.run_count == 989
     assert response.etag == "etag_value"
+    assert response.is_default is True
 
 
 @pytest.mark.asyncio