31 lines
1.6 KiB
YAML
31 lines
1.6 KiB
YAML
# Values for the upstream Longhorn chart, nested under `longhorn:` (the
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# dependency's name in Chart.yaml).
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longhorn:
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defaultSettings:
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# Must match the mount path from the UserVolumeConfig in
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# talos/patch-longhorn.yaml (/var/mnt/<name>) — this is what points
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# Longhorn at the dedicated data disk instead of its own default path
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# on the root filesystem, which on Talos is ephemeral/unsuited for
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# real data anyway.
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defaultDataPath: /var/mnt/longhorn
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# Only nodes explicitly labelled `node.longhorn.io/create-default-disk=true`
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# become storage nodes. This keeps Longhorn from trying to create a disk on
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# the Raspberry Pi control planes, which deliberately have no data disk.
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createDefaultDiskLabeledNodes: true
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# There are two independent storage workers, one on Gimli and one on
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# Titus. Three replicas could never schedule; two keeps one complete copy
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# on each host and remains readable if either worker fails.
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defaultReplicaCount: 2
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# Longhorn's own headroom settings, kept conservative: stop scheduling
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# new replicas onto a disk once free space drops below these
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# thresholds, so the cluster degrades gracefully instead of actually
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# filling a disk.
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storageMinimalAvailablePercentage: 25
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storageReservedPercentageForDefaultDisk: 30
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preUpgradeChecker:
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# Longhorn's own pre-upgrade check runs as a Job that expects to reach
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# an upgrade-responder service on the internet by default. Harmless to
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# leave on, but pointless for a learning cluster and one less thing to
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# explain — off by default here.
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jobEnabled: false
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