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How Should Capacity Plans Reflect Regional Distribution?

Capacity plans should break down throughput and latency requirements by region instead of applying one global allocation. A defensible plan treats system throughput, measured in tokens per minute (TPM), and per-call response time as separate sizing concepts, then checks each regional workload against its model and version.

The cited documentation does not establish that region itself changes either measure or provide regional benchmarks. Regional allocations therefore require separate validation rather than being presented as proven differences in performance.

What should each regional capacity plan record?

Planning field What to document Planning basis
Region The region identifier and its expected share of demand Operator-supplied assumptions; no regional allocation values are provided here
Workload The workload combinations expected in that region Throughput varies by workload combination
Model and version The specific model and version assigned to each workload Throughput varies by model and version
System throughput The regional throughput requirement expressed in TPM Throughput is a distinct system-level sizing concept
Per-call latency The response-time requirement and corresponding validation result Per-call response time is a separate sizing concept and should not be treated as interchangeable with throughput

This structure prevents a regional traffic forecast from being mistaken for a regional capacity measurement. It also makes clear which entries are operating assumptions and which have been validated.

Why demand share does not automatically determine capacity share

A region’s share of traffic can inform planning, but it does not by itself prove how much throughput that region can sustain. The workload, model, and version assigned to its traffic must also be considered.

The available technical guidance establishes that throughput can vary across model, version, and workload combinations. It does not provide a geographic distribution formula, regional benchmark, or basis for assuming that capacity in one location is automatically interchangeable with capacity elsewhere.

Accordingly, a plan should not convert a traffic-share assumption directly into an equivalent capacity-share assumption. Any proposed allocation remains provisional until its throughput and latency assumptions have been checked for the relevant regional workloads.

How to check the regional plan

  1. Define the regional boundaries. Record which workloads are expected to run in each region, along with the demand and routing assumptions behind that allocation.
  2. Identify the actual combinations. List the model, version, and workload combination associated with each region rather than using a generic system-wide average.
  3. Size throughput separately. Express the system-level requirement in TPM for each relevant combination.
  4. Assess per-call response time separately. Use approved latency criteria; the cited guidance does not supply an acceptable-latency threshold.
  5. Validate regional behavior. Confirm the assumptions against applicable technical documentation and representative measurements before treating regions as interchangeable.
  6. Recheck after changes. Revisit the allocation when the workload, model version, traffic distribution, or operating assumptions change.

What operators must still confirm

The cited source does not provide region-specific throughput figures, latency results, capacity limits, availability details, or pricing. Operators must therefore verify those items through their own approved evidence before presenting a regional split as an established allocation.

Until that verification is complete, the regional plan should be labeled as provisional. The supportable planning rule is narrow but useful: size throughput and per-call latency separately, and validate throughput for each model, version, and workload combination rather than assuming one global figure applies everywhere.

Sources