yquaziii commented on issue #49074:
URL: https://github.com/apache/airflow/issues/49074#issuecomment-4889096621
**[1] Reproduction Logs (before fix):**
```text
root@93f1192020ad:/opt/airflow# airflow dags trigger example_bash_operator
/opt/airflow/airflow/metrics/base_stats_logger.py:22
RemovedInAirflow3Warning: Timer and timing metrics publish in seconds were
deprecated. It is enabled by default from Airflow 3 onwards. Enable
timer_unit_consistency to publish all the timer and timing metrics in
milliseconds.
/opt/airflow/airflow/triggers/base.py:27 RemovedInAirflow3Warning: Timer and
timing metrics publish in seconds were deprecated. It is enabled by default
from Airflow 3 onwards. Enable timer_unit_consistency to publish all the timer
and timing metrics in milliseconds.
[2026-07-02T11:38:44.366+0000] {__init__.py:43} INFO - Loaded API auth
backend: airflow.api.auth.backend.session
| | | |
| | | last_scheduling_dec |
| | |
conf | dag_id | dag_run_id | data_interval_start |
data_interval_end | end_date | external_trigger | ision |
logical_date | run_type | start_date | state
=====+=====================+======================+=====================+======================+==========+==================+=====================+======================+==========+============+=======
{} | example_bash_operat | manual__2026-07-02T1 | 2026-07-01 |
2026-07-02 | None | True | None |
2026-07-02 | manual | None | queued
| or | 1:38:47+00:00 | 00:00:00+00:00 |
00:00:00+00:00 | | | |
11:38:47+00:00 | | |
root@93f1192020ad:/opt/airflow#
AIRFLOW__CORE__EXECUTOR=CeleryKubernetesExecutor airflow tasks run
example_bash_operator runme_0 "manual__2026-07-02T11:38:47+00:00"
/opt/airflow/airflow/metrics/base_stats_logger.py:22
RemovedInAirflow3Warning: Timer and timing metrics publish in seconds were
deprecated. It is enabled by default from Airflow 3 onwards. Enable
timer_unit_consistency to publish all the timer and timing metrics in
milliseconds.
/opt/airflow/airflow/triggers/base.py:27 RemovedInAirflow3Warning: Timer and
timing metrics publish in seconds were deprecated. It is enabled by default
from Airflow 3 onwards. Enable timer_unit_consistency to publish all the timer
and timing metrics in milliseconds.
[2026-07-02T11:39:23.378+0000] {dagbag.py:588} INFO - Filling up the DagBag
from /files/dags
[2026-07-02T11:39:25.665+0000] {task_command.py:467} INFO - Running
<TaskInstance: example_bash_operator.runme_0 manual__2026-07-02T11:38:47+00:00
[None]> on host 93f1192020ad
Traceback (most recent call last):
File "/usr/local/bin/airflow", line 10, in <module>
sys.exit(main())
File "/opt/airflow/airflow/__main__.py", line 62, in main
args.func(args)
File "/opt/airflow/airflow/cli/cli_config.py", line 49, in command
return func(*args, **kwargs)
File "/opt/airflow/airflow/utils/cli.py", line 116, in wrapper
return f(*args, **kwargs)
File "/opt/airflow/airflow/cli/commands/task_command.py", line 483, in
task_run
task_return_code = _run_task_by_selected_method(args, _dag, ti)
File "/opt/airflow/airflow/cli/commands/task_command.py", line 257, in
_run_task_by_selected_method
_run_task_by_executor(args, dag, ti)
File "/opt/airflow/airflow/cli/commands/task_command.py", line 286, in
_run_task_by_executor
executor.start()
File
"/opt/airflow/airflow/providers/celery/executors/celery_kubernetes_executor.py",
line 112, in start
self.kubernetes_executor.start()
File
"/opt/airflow/airflow/providers/cncf/kubernetes/executors/kubernetes_executor.py",
line 295, in start
self.kube_client = get_kube_client()
File "/opt/airflow/airflow/providers/cncf/kubernetes/kube_client.py", line
129, in get_kube_client
config.load_incluster_config(client_configuration=configuration)
File
"/usr/local/lib/python3.8/site-packages/kubernetes/config/incluster_config.py",
line 118, in load_incluster_config
InClusterConfigLoader(
File
"/usr/local/lib/python3.8/site-packages/kubernetes/config/incluster_config.py",
line 54, in load_and_set
self._load_config()
File
"/usr/local/lib/python3.8/site-packages/kubernetes/config/incluster_config.py",
line 62, in _load_config
raise ConfigException("Service host/port is not set.")
kubernetes.config.config_exception.ConfigException: Service host/port is not
set.
```
**[2] Verification Logs (after fix):**
```text
root@93f1192020ad:/opt/airflow#
AIRFLOW__CORE__EXECUTOR=CeleryKubernetesExecutor airflow tasks run
example_bash_operator runme_0 "manual__2026-07-02T11:38:47+00:00"
/opt/airflow/airflow/metrics/base_stats_logger.py:22
RemovedInAirflow3Warning: Timer and timing metrics publish in seconds were
deprecated. It is enabled by default from Airflow 3 onwards. Enable
timer_unit_consistency to publish all the timer and timing metrics in
milliseconds.
/opt/airflow/airflow/triggers/base.py:27 RemovedInAirflow3Warning: Timer and
timing metrics publish in seconds were deprecated. It is enabled by default
from Airflow 3 onwards. Enable timer_unit_consistency to publish all the timer
and timing metrics in milliseconds.
[2026-07-02T11:41:17.187+0000] {dagbag.py:588} INFO - Filling up the DagBag
from /files/dags
[2026-07-02T11:41:19.344+0000] {task_command.py:467} INFO - Running
<TaskInstance: example_bash_operator.runme_0 manual__2026-07-02T11:38:47+00:00
[success]> on host 93f1192020ad
root@93f1192020ad:/opt/airflow#
```
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