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Sometimes we need extra workers for large tasks, but these tasks don't occur very often.
We prefer not to keep workers on standby all the time, as this helps reduce costs.
Sorry, this is my misunderstanding. I found that the chart I used is not the community version but the official version. The official version defaults to using PVC and supports the configuration ofpersistentVolumeClaimRetentionPolicy.
Checks
User-Community Airflow Helm Chart
.Motivation
Sometimes we need extra workers for large tasks, but these tasks don't occur very often.
We prefer not to keep workers on standby all the time, as this helps reduce costs.
Implementation
Ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#persistentvolumeclaim-retention
Add
.spec.persistentVolumeClaimRetentionPolicy
property to the template file.Are you willing & able to help?
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