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JupyterHub: keep notebooks across hub restarts, stop idle notebooks #27

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Merged
KFilippopolitis merged 2 commits into from
Oct 23, 2026
Merged

JupyterHub: keep notebooks across hub restarts, stop idle notebooks #27

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721e771
feat(jupyterhub): keep user notebooks running across hub restarts
KFilippopolitis Oct 16, 2026
bb26d7b
feat(jupyterhub): stop notebooks idle for an hour
KFilippopolitis Oct 16, 2026
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8 changes: 8 additions & 0 deletions deployment/kubernetes/templates/jupyterhub.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -236,6 +236,14 @@ spec:
secretKeyRef:
name: jupyterhub-crypt
key: crypt-key
# The hub database lives on jupyterhub-claim0, so user servers can
# keep running while the hub restarts. Older hub images ignore it.
- name: JUPYTERHUB_CLEANUP_SERVERS
value: "false"
- name: JUPYTERHUB_CULL_IDLE_TIMEOUT
value: {{ default 0 $jupyterHub.cullIdleTimeout | quote }}
- name: JUPYTERHUB_CULL_EVERY
value: {{ default 600 $jupyterHub.cullEvery | quote }}
volumeMounts:
- name: jupyterhub-claim0
mountPath: /srv/jupyterhub
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4 changes: 4 additions & 0 deletions deployment/kubernetes/values.yaml
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Expand Up @@ -86,6 +86,10 @@ jupyterhub:
codex:
baseUrl: ""
model: ""
# Stop notebooks idle this many seconds (0 = never), checked every cullEvery
# seconds. User files stay on their volume. Older hub images ignore both.
cullIdleTimeout: 3600
cullEvery: 600
singleuser:
image:
repository: hbpmip/mip-jupyter
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