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docs: HA prerequisites — AZ labels and dedicated node pools in both AZs #990
Description
Description
Document operator prerequisites for production HA: label nodes by AZ, provision dedicated infra pools in both AZs, enable node selectors, and publish short RTO expectations.
Definition of Done
- Docs describe
topology.kubernetes.io/zone=site-a|site-b(correct Kubernetes label) - Docs describe pools:
nvcf.nvidia.com/workload=cassandra|vault|control-planewith capacity in both AZs - Docs mention
global.nodeSelectors.enabled: true - Short RTO note included (Tier-1 ~0s; NATS ≤10s; OpenBao ≤15s)
- Clear that
single-nodeis local/dev only, not production HA
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Activity
shobham-nv commentedon Oct 9, 2026
Delivered in #2052 (merged). Implemented as
highAvailability.mode: none | preferred | enforcedinstead of theprofilevalues described here;nonecovers the single-node case.docs/self-managed/high-availability.mdcovers zone labels (topology.kubernetes.io/zone), dedicated pools (nvcf.nvidia.com/workload),global.nodeSelectors.enabled: true, recovery behaviour, and thatmode: noneis for local/CI/single-node installs.