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Scheduler as Orchestrator
The core reframe for running a Compose stack on HPC: the scheduler allocation replaces Compose as the orchestration boundary.
conceptual module
Baseline Pattern: Single-Node Service + Workers
Run the smallest service-and-workers pattern inside one allocation, with readiness before workers and verification before success.
runnable module

Container runtime is unavailable
Resolve an unavailable or unsupported Apptainer runtime before baseline execution.
Recovery guide
Coordinator did not become ready
Diagnose a readiness timeout without starting dependent workers.
Recovery guide
Scheduler prerequisite is unavailable
Resolve a missing Slurm command, allocation, account, or submission policy before baseline execution.
Recovery guide
Job-scoped storage check failed
Resolve missing, unwritable, over-quota, or policy-inappropriate runtime storage.
Recovery guide
Getting started
Prerequisites, assumptions, and the values that differ at every HPC facility.
guidance-note