diff --git a/llm/axolotl/axolotl-spot.yaml b/llm/axolotl/axolotl-spot.yaml
index 8970737483d..4832fa72c04 100644
--- a/llm/axolotl/axolotl-spot.yaml
+++ b/llm/axolotl/axolotl-spot.yaml
@@ -30,3 +30,4 @@ envs:
   HF_TOKEN: # TODO: Fill with your own huggingface token, or use --env to pass.
   BUCKET: # TODO: Fill with your unique bucket name, or use --env to pass.
 
+4
diff --git a/llm/axolotl/axolotl.yaml b/llm/axolotl/axolotl.yaml
index f46588e9aae..b43127c9361 100644
--- a/llm/axolotl/axolotl.yaml
+++ b/llm/axolotl/axolotl.yaml
@@ -16,9 +16,3 @@ run: |
 
 envs:
   HF_TOKEN: # TODO: Fill with your own huggingface token, or use --env to pass.
-  
-  
-
-
-  
-
diff --git a/sky/backends/cloud_vm_ray_backend.py b/sky/backends/cloud_vm_ray_backend.py
index 6ff9731033e..6933d3dfa0d 100644
--- a/sky/backends/cloud_vm_ray_backend.py
+++ b/sky/backends/cloud_vm_ray_backend.py
@@ -3177,6 +3177,11 @@ def _setup_node(node_id: int) -> None:
                 process_stream=False,
                 # We do not source bashrc for setup, since bashrc is sourced
                 # in the script already.
+                # Skip two lines due to the /bin/bash -i and source ~/.bashrc
+                # in the setup_cmd.
+                #   bash: cannot set terminal process group (7398): Inappropriate ioctl for device # pylint: disable=line-too-long
+                #   bash: no job control in this shell
+                skip_lines=2,
             )
 
             def error_message() -> str:
diff --git a/sky/utils/command_runner.py b/sky/utils/command_runner.py
index 3ed69d0e2a1..f43296c2f1e 100644
--- a/sky/utils/command_runner.py
+++ b/sky/utils/command_runner.py
@@ -66,7 +66,7 @@ def ssh_options_list(
     arg_dict = {
         # SSH port
         'Port': port,
-        # Supresses initial fingerprint verification.
+        # Suppresses initial fingerprint verification.
         'StrictHostKeyChecking': 'no',
         # SSH IP and fingerprint pairs no longer added to known_hosts.
         # This is to remove a 'REMOTE HOST IDENTIFICATION HAS CHANGED'
@@ -74,6 +74,10 @@ def ssh_options_list(
         # deleted node, because the fingerprints will not match in
         # that case.
         'UserKnownHostsFile': os.devnull,
+        # Suppresses the warning messages, such as:
+        #   Warning: Permanently added '34.69.216.203' (ED25519) to the list of
+        #   known hosts.
+        'LogLevel': 'ERROR',
         # Try fewer extraneous key pairs.
         'IdentitiesOnly': 'yes',
         # Abort if port forwarding fails (instead of just printing to
@@ -216,7 +220,9 @@ def run(
             stream_logs: bool = True,
             ssh_mode: SshMode = SshMode.NON_INTERACTIVE,
             separate_stderr: bool = False,
+            connect_timeout: Optional[int] = None,
             source_bashrc: bool = False,
+            skip_lines: int = 0,
             **kwargs) -> Union[int, Tuple[int, str, str]]:
         """Runs the command on the cluster.
 
@@ -228,6 +234,14 @@ def run(
             ssh_mode: The mode to use for ssh.
                 See SSHMode for more details.
             separate_stderr: Whether to separate stderr from stdout.
+            connect_timeout: timeout in seconds for the ssh connection.
+            source_bashrc: Whether to source the ~/.bashrc before running the
+                command.
+            skip_lines: The number of lines to skip at the beginning of the
+                output. This is used when the output is not processed by
+                SkyPilot but we still want to get rid of some warning messages,
+                such as SSH warnings.
+
 
         Returns:
             returncode
@@ -393,6 +407,7 @@ def run(
             separate_stderr: bool = False,
             connect_timeout: Optional[int] = None,
             source_bashrc: bool = False,
+            skip_lines: int = 0,
             **kwargs) -> Union[int, Tuple[int, str, str]]:
         """Uses 'ssh' to run 'cmd' on a node with ip.
 
@@ -410,7 +425,13 @@ def run(
             ssh_mode: The mode to use for ssh.
                 See SSHMode for more details.
             separate_stderr: Whether to separate stderr from stdout.
-
+            connect_timeout: timeout in seconds for the ssh connection.
+            source_bashrc: Whether to source the bashrc before running the
+                command.
+            skip_lines: The number of lines to skip at the beginning of the
+                output. This is used when the output is not processed by
+                SkyPilot but we still want to get rid of some warning messages,
+                such as SSH warnings.
 
         Returns:
             returncode
@@ -431,12 +452,8 @@ def run(
             cmd,
             process_stream,
             separate_stderr,
-            # A hack to remove the following SSH warning+bash warnings (twice):
-            #  Warning: Permanently added 'xx.xx.xx.xx' to the list of known...
-            #  bash: cannot set terminal process group
-            #  bash: no job control in this shell
-            # When not source_bashrc, the bash warning will only show once.
-            skip_lines=5 if source_bashrc else 3,
+            # +1 to skip first new line.
+            skip_lines=skip_lines + 1,
             source_bashrc=source_bashrc)
         command = base_ssh_command + [shlex.quote(command_str)]
 
diff --git a/sky/utils/command_runner.pyi b/sky/utils/command_runner.pyi
index e8f12ef6ebe..9fbad243775 100644
--- a/sky/utils/command_runner.pyi
+++ b/sky/utils/command_runner.pyi
@@ -59,6 +59,9 @@ class CommandRunner:
             process_stream: bool = ...,
             stream_logs: bool = ...,
             separate_stderr: bool = ...,
+            connect_timeout: Optional[int] = ...,
+            source_bashrc: bool = ...,
+            skip_lines: int = ...,
             **kwargs) -> int:
         ...
 
@@ -71,6 +74,9 @@ class CommandRunner:
             process_stream: bool = ...,
             stream_logs: bool = ...,
             separate_stderr: bool = ...,
+            connect_timeout: Optional[int] = ...,
+            source_bashrc: bool = ...,
+            skip_lines: int = ...,
             **kwargs) -> Tuple[int, str, str]:
         ...
 
@@ -83,6 +89,9 @@ class CommandRunner:
             process_stream: bool = ...,
             stream_logs: bool = ...,
             separate_stderr: bool = ...,
+            connect_timeout: Optional[int] = ...,
+            source_bashrc: bool = ...,
+            skip_lines: int = ...,
             **kwargs) -> Union[Tuple[int, str, str], int]:
         ...
 
@@ -136,6 +145,9 @@ class SSHCommandRunner(CommandRunner):
             stream_logs: bool = ...,
             ssh_mode: SshMode = ...,
             separate_stderr: bool = ...,
+            connect_timeout: Optional[int] = ...,
+            source_bashrc: bool = ...,
+            skip_lines: int = ...,
             **kwargs) -> int:
         ...
 
@@ -150,6 +162,9 @@ class SSHCommandRunner(CommandRunner):
             stream_logs: bool = ...,
             ssh_mode: SshMode = ...,
             separate_stderr: bool = ...,
+            connect_timeout: Optional[int] = ...,
+            source_bashrc: bool = ...,
+            skip_lines: int = ...,
             **kwargs) -> Tuple[int, str, str]:
         ...
 
@@ -164,6 +179,9 @@ class SSHCommandRunner(CommandRunner):
             stream_logs: bool = ...,
             ssh_mode: SshMode = ...,
             separate_stderr: bool = ...,
+            connect_timeout: Optional[int] = ...,
+            source_bashrc: bool = ...,
+            skip_lines: int = ...,
             **kwargs) -> Union[Tuple[int, str, str], int]:
         ...
 
diff --git a/tests/test_smoke.py b/tests/test_smoke.py
index 1eb1c621976..db8f684c228 100644
--- a/tests/test_smoke.py
+++ b/tests/test_smoke.py
@@ -270,34 +270,76 @@ def test_example_app():
     run_one_test(test)
 
 
+_VALIDATE_LAUNCH_OUTPUT = (
+    # Validate the output of the job submission:
+    # I 05-23 07:52:47 cloud_vm_ray_backend.py:3217] Running setup on 1 node.
+    # running setup
+    # I 05-23 07:52:49 cloud_vm_ray_backend.py:3230] Setup completed.
+    # I 05-23 07:52:55 cloud_vm_ray_backend.py:3319] Job submitted with Job ID: 1
+    # I 05-23 07:52:58 log_lib.py:408] Start streaming logs for job 1.
+    # INFO: Tip: use Ctrl-C to exit log streaming (task will not be killed).
+    # INFO: Waiting for task resources on 1 node. This will block if the cluster is full.
+    # INFO: All task resources reserved.
+    # INFO: Reserved IPs: ['10.128.0.127']
+    # (min, pid=4164) # conda environments:
+    # (min, pid=4164) #
+    # (min, pid=4164) base                  *  /opt/conda
+    # (min, pid=4164)
+    # (min, pid=4164) task run finish
+    # INFO: Job finished (status: SUCCEEDED).
+    'echo "$s" && echo "==Validating setup output==" && '
+    'echo "$s" | grep -A 1 "Running setup on" | grep "running setup" && '
+    'echo "==Validating running output hints==" && echo "$s" | '
+    'grep -A 1 "Job submitted with Job ID:" | '
+    'grep "Start streaming logs for job" && '
+    'echo "==Validating task output starting==" && echo "$s" | '
+    'grep -A 1 "INFO: Reserved IPs" | grep "(min, pid=" && '
+    'echo "==Validating task output ending==" && '
+    'echo "$s" | grep -A 1 "task run finish" | '
+    'grep "INFO: Job finished (status: SUCCEEDED)" && '
+    'echo "==Validating task output ending 2==" && '
+    'echo "$s" | grep -A 1 "INFO: Job finished (status: SUCCEEDED)" | '
+    'grep "Job ID:"')
+
+
 # ---------- A minimal task ----------
 def test_minimal(generic_cloud: str):
     name = _get_cluster_name()
+    validate_output = _VALIDATE_LAUNCH_OUTPUT
+    # Kubernetes will output a SSH Warning for proxy jump, which will cause
+    # the output validation fail. We skip the check for kubernetes for now.
+    if generic_cloud.lower() == 'kubernetes':
+        validate_output = 'true'
     test = Test(
         'minimal',
         [
-            f'sky launch -y -c {name} --cloud {generic_cloud} tests/test_yamls/minimal.yaml',
+            f's=$(sky launch -y -c {name} --cloud {generic_cloud} tests/test_yamls/minimal.yaml) && {validate_output}',
+            # Output validation done.
             f'sky logs {name} 1 --status',
             f'sky logs {name} --status | grep "Job 1: SUCCEEDED"',  # Equivalent.
+            # Test launch output again on existing cluster
+            f's=$(sky launch -y -c {name} --cloud {generic_cloud} tests/test_yamls/minimal.yaml) && {validate_output}',
+            f'sky logs {name} 2 --status',
+            f'sky logs {name} --status | grep "Job 2: SUCCEEDED"',  # Equivalent.
             # Check the logs downloading
             f'log_path=$(sky logs {name} 1 --sync-down | grep "Job 1 logs:" | sed -E "s/^.*Job 1 logs: (.*)\\x1b\\[0m/\\1/g") && echo "$log_path" && test -f $log_path/run.log',
             # Ensure the raylet process has the correct file descriptor limit.
             f'sky exec {name} "prlimit -n --pid=\$(pgrep -f \'raylet/raylet --raylet_socket_name\') | grep \'"\'1048576 1048576\'"\'"',
-            f'sky logs {name} 2 --status',  # Ensure the job succeeded.
+            f'sky logs {name} 3 --status',  # Ensure the job succeeded.
             # Install jq for the next test.
             f'sky exec {name} \'sudo apt-get update && sudo apt-get install -y jq\'',
             # Check the cluster info
             f'sky exec {name} \'echo "$SKYPILOT_CLUSTER_INFO" | jq .cluster_name | grep {name}\'',
-            f'sky logs {name} 4 --status',  # Ensure the job succeeded.
-            f'sky exec {name} \'echo "$SKYPILOT_CLUSTER_INFO" | jq .cloud | grep -i {generic_cloud}\'',
             f'sky logs {name} 5 --status',  # Ensure the job succeeded.
+            f'sky exec {name} \'echo "$SKYPILOT_CLUSTER_INFO" | jq .cloud | grep -i {generic_cloud}\'',
+            f'sky logs {name} 6 --status',  # Ensure the job succeeded.
             # Test '-c' for exec
             f'sky exec -c {name} echo',
-            f'sky logs {name} 6 --status',
-            f'sky exec echo -c {name}',
             f'sky logs {name} 7 --status',
+            f'sky exec echo -c {name}',
+            f'sky logs {name} 8 --status',
             f'sky exec -c {name} echo hi test',
-            f'sky logs {name} 8 | grep "hi test"',
+            f'sky logs {name} 9 | grep "hi test"',
             f'sky exec {name} && exit 1 || true',
             f'sky exec -c {name} && exit 1 || true',
         ],
diff --git a/tests/test_yamls/minimal.yaml b/tests/test_yamls/minimal.yaml
index d7f9d4482f2..832b55e507f 100644
--- a/tests/test_yamls/minimal.yaml
+++ b/tests/test_yamls/minimal.yaml
@@ -5,3 +5,4 @@ setup: |
 
 run: |
   conda env list
+  echo "task run finish"