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# How-to Guides

## Docs

- [Certify a Cluster](https://docs.nvidia.com/cluster-readiness-engine/v0.6.0/how-to-guides/certify-a-cluster.md): Platform-specific guides for running a full cluster certification on AWS.
- [Run a WorkloadRun](https://docs.nvidia.com/cluster-readiness-engine/v0.6.0/how-to-guides/run-a-workload-run.md): Run an ad-hoc distributed workload against a specific set of nodes.
- [Run Nemotron 5 Training with WorkloadRun](https://docs.nvidia.com/cluster-readiness-engine/v0.6.0/how-to-guides/run-nemotron-5-training.md): End-to-end guide to running a Nemotron 5 (56B) Megatron-LM training workload with WorkloadRun and generating a report.
- [Run DeepSeek-V3 Training with WorkloadRun](https://docs.nvidia.com/cluster-readiness-engine/v0.6.0/how-to-guides/run-deep-seek-v-3-training.md): End-to-end guide to running DeepSeek-V3 BF16 training with Megatron-Bridge and WorkloadRun, including a developer-overridable branch checkout.
- [Run NCCL Benchmarks](https://docs.nvidia.com/cluster-readiness-engine/v0.6.0/how-to-guides/run-nccl-benchmarks.md): Measure collective operation bandwidth across your GPU cluster's interconnect fabric.
- [Adaptive Fault Isolation](https://docs.nvidia.com/cluster-readiness-engine/v0.6.0/how-to-guides/adaptive-fault-isolation.md): Narrow down a failing node using bisection without re-running the full suite.
- [Custom Catalog Entries](https://docs.nvidia.com/cluster-readiness-engine/v0.6.0/how-to-guides/custom-catalog-entries.md): Add a new domain/variant pair to the certification catalog.
- [Interpret Results](https://docs.nvidia.com/cluster-readiness-engine/v0.6.0/how-to-guides/interpret-results.md): Read and act on certification and WorkloadRun reports.