gbonazzoli commented on issue #34937:
URL: https://github.com/apache/airflow/issues/34937#issuecomment-1763709845
@hussein-awala
looking at the events collected by the cluster during helm install
```
kube@kube-console:~$ kubectl get events
--sort-by='.metadata.creationTimestamp' -A | cut -c1-210
NAMESPACE LAST SEEN TYPE REASON OBJECT
MESSAGE
airflow 3m33s Normal ScalingReplicaSet
deployment/airflow-scheduler Scaled up replica set
airflow-scheduler-777f7947dc to 1
airflow 3m33s Warning FailedScheduling pod/airflow-redis-0
0/4 nodes are available: pod has unbound immediate
PersistentVolumeClaims. preemption: 0/4 nodes are avail
airflow 3m33s Normal SuccessfulCreate
statefulset/airflow-postgresql create Pod
airflow-postgresql-0 in StatefulSet airflow-postgresql successful
airflow 3m33s Normal Scheduled
pod/airflow-statsd-786d447967-l9w72 Successfully assigned
airflow/airflow-statsd-786d447967-l9w72 to kube-node03
airflow 3m33s Normal SuccessfulCreate
statefulset/airflow-redis create Claim
redis-db-airflow-redis-0 Pod airflow-redis-0 in StatefulSet airflow-redis
success
airflow 9s Normal FailedBinding
persistentvolumeclaim/redis-db-airflow-redis-0 no persistent volumes
available for this claim and no storage class is set
airflow 3m33s Normal Scheduled
pod/airflow-run-airflow-migrations-thrwm Successfully assigned
airflow/airflow-run-airflow-migrations-thrwm to kube-node02
airflow 101s Normal Pulled
pod/airflow-run-airflow-migrations-thrwm Container image
"apache/airflow:2.7.1" already present on machine
airflow 101s Normal Created
pod/airflow-run-airflow-migrations-thrwm Created container
run-airflow-migrations
airflow 3m33s Warning FailedScheduling
pod/airflow-postgresql-0 0/4 nodes are available: pod
has unbound immediate PersistentVolumeClaims. preemption: 0/4 nodes are avail
airflow 3m33s Normal SuccessfulCreate
job/airflow-run-airflow-migrations Created pod:
airflow-run-airflow-migrations-thrwm
airflow 3m33s Normal Scheduled
pod/airflow-scheduler-777f7947dc-4l8bl Successfully assigned
airflow/airflow-scheduler-777f7947dc-4l8bl to kube-node03
airflow 104s Normal Pulled
pod/airflow-scheduler-777f7947dc-4l8bl Container image
"apache/airflow:2.7.1" already present on machine
airflow 104s Normal Created
pod/airflow-scheduler-777f7947dc-4l8bl Created container
wait-for-airflow-migrations
airflow 104s Normal Started
pod/airflow-scheduler-777f7947dc-4l8bl Started container
wait-for-airflow-migrations
airflow 3m33s Normal SuccessfulCreate
replicaset/airflow-scheduler-777f7947dc Created pod:
airflow-scheduler-777f7947dc-4l8bl
airflow 3m33s Normal SuccessfulCreate
statefulset/airflow-worker create Claim
logs-airflow-worker-0 Pod airflow-worker-0 in StatefulSet airflow-worker success
airflow 3m33s Normal SuccessfulCreate
statefulset/airflow-postgresql create Claim
data-airflow-postgresql-0 Pod airflow-postgresql-0 in StatefulSet
airflow-postgresql success
airflow 3m33s Normal SuccessfulCreate
statefulset/airflow-redis create Pod airflow-redis-0 in
StatefulSet airflow-redis successful
airflow 9s Normal FailedBinding
persistentvolumeclaim/logs-airflow-worker-0 no persistent volumes
available for this claim and no storage class is set
airflow 9s Normal FailedBinding
persistentvolumeclaim/logs-airflow-triggerer-0 no persistent volumes
available for this claim and no storage class is set
airflow 3m33s Normal SuccessfulCreate
replicaset/airflow-statsd-786d447967 Created pod:
airflow-statsd-786d447967-l9w72
airflow 3m33s Normal ScalingReplicaSet
deployment/airflow-statsd Scaled up replica set
airflow-statsd-786d447967 to 1
airflow 3m33s Warning FailedScheduling
pod/airflow-triggerer-0 0/4 nodes are available: pod
has unbound immediate PersistentVolumeClaims. preemption: 0/4 nodes are avail
airflow 3m33s Normal SuccessfulCreate
statefulset/airflow-triggerer create Claim
logs-airflow-triggerer-0 Pod airflow-triggerer-0 in StatefulSet
airflow-triggerer success
airflow 3m33s Normal SuccessfulCreate
statefulset/airflow-triggerer create Pod
airflow-triggerer-0 in StatefulSet airflow-triggerer successful
airflow 3m33s Normal Scheduled
pod/airflow-webserver-54644b47bf-pd9mf Successfully assigned
airflow/airflow-webserver-54644b47bf-pd9mf to kube-node03
airflow 103s Normal Pulled
pod/airflow-webserver-54644b47bf-pd9mf Container image
"apache/airflow:2.7.1" already present on machine
airflow 103s Normal Created
pod/airflow-webserver-54644b47bf-pd9mf Created container
wait-for-airflow-migrations
airflow 103s Normal Started
pod/airflow-webserver-54644b47bf-pd9mf Started container
wait-for-airflow-migrations
airflow 3m33s Normal SuccessfulCreate
replicaset/airflow-webserver-54644b47bf Created pod:
airflow-webserver-54644b47bf-pd9mf
airflow 3m33s Normal ScalingReplicaSet
deployment/airflow-webserver Scaled up replica set
airflow-webserver-54644b47bf to 1
airflow 3m33s Warning FailedScheduling pod/airflow-worker-0
0/4 nodes are available: pod has unbound immediate
PersistentVolumeClaims. preemption: 0/4 nodes are avail
airflow 9s Normal FailedBinding
persistentvolumeclaim/data-airflow-postgresql-0 no persistent volumes
available for this claim and no storage class is set
airflow 3m33s Normal SuccessfulCreate
statefulset/airflow-worker create Pod airflow-worker-0
in StatefulSet airflow-worker successful
airflow 101s Normal Started
pod/airflow-run-airflow-migrations-thrwm Started container
run-airflow-migrations
airflow 3m32s Normal Started
pod/airflow-statsd-786d447967-l9w72 Started container statsd
airflow 3m32s Normal Created
pod/airflow-statsd-786d447967-l9w72 Created container statsd
airflow 3m32s Normal Pulled
pod/airflow-statsd-786d447967-l9w72 Container image
"quay.io/prometheus/statsd-exporter:v0.22.8" already present on machine
```
I think that the problem is caused by:
```
pod has unbound immediate PersistentVolumeClaims. preemption: 0/4 nodes are
avail
```
Actuallly the cluster does not have anything related to dinamically create
PV from a block storage.
It is now a requirement ?
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