diff --git a/examples/evaluation/utils/executors.py b/examples/evaluation/utils/executors.py
index 361c38ec8a..be7fb30c0d 100644
--- a/examples/evaluation/utils/executors.py
+++ b/examples/evaluation/utils/executors.py
@@ -99,11 +99,9 @@ def kuberay_executor(
         "TRANSFORMERS_OFFLINE": "1",
         "HF_HOME": "/nemo-workspace/pagaray/hf_cache",
         "RAY_enable_infeasible_task_early_exit": "true",
-        "NCCL_IB_DISABLE": "1",
-        "NCCL_IB_HCA": "^openib",  # Ignore OpenIB devices
-        "NCCL_NET": "Socket",
-        "NCCL_NET_GDR_LEVEL": "0",
-        "FI_PROVIDER": "tcp",
+        "NCCL_NET": "tcpxo",
+        "NCCL_SOCKET_IFNAME": "eth1,eth2,eth3,eth4,eth5,eth6,eth7,eth8",
+        "NCCL_FASTRAK_CTRL_DEV": "eth0",
     }
     if custom_env_vars:
         env_vars.update(custom_env_vars)
@@ -132,8 +130,11 @@ def kuberay_executor(
         spec_kwargs={
             "schedulerName": "runai-scheduler",
             "image_pull_secrets": ["dockerregistry-dockerregistry-pagaray-ngc"],
+            "dnsConfig": {"options": [{"name": "ndots", "value": "1"}, {"name": "single-request-reopen"}]},
         },  # e.g. Run:ai
-        volume_mounts=[{"name": "workspace", "mountPath": dgxc_pvc_mount_path}],
+        volume_mounts=[
+            {"name": "workspace", "mountPath": dgxc_pvc_mount_path},
+        ],
         volumes=[
             {
                 "name": "workspace",
@@ -145,7 +146,7 @@ def kuberay_executor(
             "securityContext": {
                 "allowPrivilegeEscalation": False,
                 "runAsUser": 0,
-            },
+            }
         },
     )
 
diff --git a/scripts/performance/setup_experiment.py b/scripts/performance/setup_experiment.py
index 6afd3bcd50..c7951278b9 100755
--- a/scripts/performance/setup_experiment.py
+++ b/scripts/performance/setup_experiment.py
@@ -386,17 +386,17 @@ def main(
             )
         )
 
-    if use_recipes and dgxc_cluster is not None:
-        plugins.append(
-            FaultTolerancePlugin(
-                enable_ft_package=True,
-                calc_ft_timeouts=True,
-                num_in_job_restarts=10,
-                num_job_retries_on_failure=10,
-                initial_rank_heartbeat_timeout=1800,
-                rank_heartbeat_timeout=300,
-            )
-        )
+    # if use_recipes and dgxc_cluster is not None:
+    #     plugins.append(
+    #         FaultTolerancePlugin(
+    #             enable_ft_package=True,
+    #             calc_ft_timeouts=True,
+    #             num_in_job_restarts=10,
+    #             num_job_retries_on_failure=10,
+    #             initial_rank_heartbeat_timeout=1800,
+    #             rank_heartbeat_timeout=300,
+    #         )
+    #     )
 
     nemorun_script = run.Script(
         path=str(run_script_path),