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Build a Multi-Tenant Accelerator Chargeback and Idle Waste Auditor

Correlate allocated GPU tenancy windows with active kernel compute metrics to audit idle capacity costs. Construct transparent chargeback adjustments and team reclaim notices using hosted Claude.

EngineeringHosted by Vera

What you are building

Correlate allocated GPU tenancy windows with active kernel compute metrics to audit idle capacity costs. Construct transparent chargeback adjustments and team reclaim notices using hosted Claude.

AI Infrastructure Operations Lead

Collect multi-tenant job scheduling logs alongside high-watermark GPU memory and tensor core telemetry.

Isolate reservations where memory was reserved without active compute execution.

Prompt hosted Claude to synthesize an executive chargeback audit explaining preventable idle expenditure.

Deliver an interactive reconciliation report with itemized penalty and credit recommendations.

Executive audit console showing departmental cost attribution, wasted dollar metrics, and appeal workflows.

Generate synthetic JSON event logs mapping pod tenant tags to DCGM compute activity records. Starter examples below are synthetic. They are not downloaded records.

NVIDIA DCGM exporter Extracts GPU tensor core utilization and active memory footprint metrics defined in DCGM exporter.

mlflow, anthropic-claude, pydantic-ai. mlflow tracks multi-run financial experiments, chargeback rules, and cost-recovery metric logs. Hosted Claude API for stakeholder communication and policy audit summaries.

Submit runnable source, pinned dependencies, setup commands, a working interface, example outputs, and a recorded end-to-end demo. Include tests and an action log.

Distinguish between genuine compute idle time and model initialization periods.

Calculate unrecovered financial spend based on per-accelerator hourly internal cost models.

Provide verifiable audit traces mapping job IDs to specific wasted capacity intervals.

```json [ { "input": { "tenant_id": "analytics-org", "billing_rate_per_gpu_hr": 4, "jobs": [ { "job_id": "job-891", "allocated_gpus": 8, "duration_hours": 10, "active_compute_hours": 1.5 } ] }, "expected_output": { "tenant_id": "analytics-org", "total_charged_usd": 320, "idle_waste_usd": 272, "waste_percentage": 85, "audit_ruling": "Job reserved 8 GPUs for 10 hours with 8.5 hours of unutilized memory holding.", "recommended_action": "Apply idle hold surcharge of $272.00 or enforce auto-reclaim after 30 minutes inactivity." } }, { "input": { "tenant_id": "recommendations-team", "billing_rate_per_gpu_hr": 4, "jobs": [ { "job_id": "job-104", "allocated_gpus": 4, "duration_hours": 5, "active_compute_hours": 4.8 } ] }, "expected_output": { "tenant_id": "recommendations-team", "total_charged_usd": 80, "idle_waste_usd": 3.2, "waste_percentage": 4, "audit_ruling": "High efficiency usage observed; exceeds 90% active utilization target.", "recommended_action": "Approve standard chargeback without penalties." } } ] ```

Analytical accounting and billing reconciliation only; produces no real ledger modifications. Use mock external writes. Require human review before any real deployment.

Rules

Analytical accounting and billing reconciliation only; produces no real ledger modifications. Use mock external writes and human review.

How work is evaluated

Evaluation

Distinguish between genuine compute idle time and model initialization periods. Calculate unrecovered financial spend based on per-accelerator hourly internal cost models. Provide verifiable audit traces mapping job IDs to specific wasted capacity intervals.

Submission format

Runnable source, pinned dependencies, setup commands, working interface, example outputs, recorded demo, tests, and action logs.

Datasets

Public datasets, plus the private datasets you have access to.

How submissions are scored

Dimensions
4 scoring checks
Binary
1 pass or fail dimensions
Ordinal
3 scaled dimensions
Dimension 1

Complete workflow

Collect multi-tenant job scheduling logs alongside high-watermark GPU memory and tensor core telemetry. Isolate reservations where memory was reserved without active compute execution. Prompt hosted Claude to synthesize an executive chargeback audit explaining preventable idle expenditure. Deliver an interactive reconciliation report with itemized penalty and credit recommendations.

Score scale
012
Score 0

Missing or incorrect.

Score 1

Partly complete, with documented gaps.

Score 2

Complete, with reproducible evidence.

Dimension 2

Correctness and evidence

Distinguish between genuine compute idle time and model initialization periods. Calculate unrecovered financial spend based on per-accelerator hourly internal cost models. Provide verifiable audit traces mapping job IDs to specific wasted capacity intervals.

Score scale
012
Score 0

Missing or incorrect.

Score 1

Partly complete, with documented gaps.

Score 2

Complete, with reproducible evidence.

Dimension 3

Review interface

Executive audit console showing departmental cost attribution, wasted dollar metrics, and appeal workflows.

Score scale
012
Score 0

Missing or incorrect.

Score 1

Partly complete, with documented gaps.

Score 2

Complete, with reproducible evidence.

Dimension 4

Safe execution

Analytical accounting and billing reconciliation only; produces no real ledger modifications.

Binary check

This dimension contributes its full weight only when the submission satisfies the requirement. Partial credit is not awarded.

Learning goals

  • Collect multi-tenant job scheduling logs alongside high-watermark GPU memory and tensor core telemetry.

  • Isolate reservations where memory was reserved without active compute execution.

  • Prompt hosted Claude to synthesize an executive chargeback audit explaining preventable idle expenditure.

  • Deliver an interactive reconciliation report with itemized penalty and credit recommendations.

Resources

Dataset notes

Generate synthetic JSON event logs mapping pod tenant tags to DCGM compute activity records. Supplied starter examples are synthetic, not source extracts.

Challenge setup

Challenge input

Input details are not configured.

MLflow

MLOps

Evaluated output

No output checks are configured.

Evaluation checks
  • Collect multi-tenant job scheduling logs alongside high-watermark GPU memory and tensor core telemetry. Iso...
  • Distinguish between genuine compute idle time and model initialization periods. Calculate unrecovered finan...
  • Executive audit console showing departmental cost attribution, wasted dollar metrics, and appeal workflows.
Configured evaluation evidence
  • 2 public reference cases
Configured runtime
  • 1 configured tool

Shows the first task, up to three tools, and up to three evidence items.

View technical recipe

Configured tools

Action Space
  • MLflow · Optional

Evaluation contract

  • Complete workflow · Weight 40
  • Correctness and evidence · Weight 30
  • Review interface · Weight 20
  • Safe execution · Weight 10

Reference cases

  • 2 public reference cases

Workflow tasks

No workflow tasks are configured.

Recipe freeze marker

No recipe freeze time is recorded.

Frequently Asked Questions about Build a Multi-Tenant Accelerator Chargeback and Idle Waste Auditor