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/doca-erasure-coding

@f64fa0e
by NVIDIA Corporationnvidia/skills3.5k stars
424

Use this skill when the user is doing hands-on DOCA Erasure Coding programming on a BlueField DPU, ConnectX NIC, or host — bringing up a doca_ec context, picking among the create / recover / update tasks, choosing matrix type / N / K / block size, querying doca_ec_cap_* before sizing, setting doca_mmap src/dst permissions, or debugging DOCA_ERROR_* returns from doca_ec_task_*. Trigger even when the user does not name "DOCA Erasure Coding" or "Reed-Solomon" — typical implicit phrasings include "one data block changed, how do I refresh parity without re-encoding", "a disk failed and 2 parity blocks are gone, can I rebuild", "RAID-6 resilience across 12 disks", "my doca_ec_task_create returns NOT_PERMITTED", or "is this N+K layout still recoverable". Refuse and route elsewhere for non-Reed-Solomon codes (fountain / LDPC / raptor), pure-replication designs, network FEC, or other DOCA accelerator libraries (SHA / Compress / AES-GCM / DMA) — those belong to other skills.

Use this Skill: https://skilld.dev/gh/nvidia/skills/doca-erasure-coding

This session only. Nothing lands on disk.

skill-card.md

≈1.1k tokens on demand. Your agent reads this file only when SKILL.md points to it.

Description: <br>

Guides agents through hands-on DOCA Erasure Coding programming on BlueField DPU, ConnectX NIC, or host — covering doca_ec context setup, create/recover/update task selection, matrix type and block size configuration, capability queries, mmap permissions, and DOCA_ERROR debugging. <br>

This skill is ready for commercial/non-commercial use. <br>

Owner

NVIDIA <br>

License/Terms of Use: <br>

Apache-2.0 AND CC-BY-4.0 <br>

Use Case: <br>

Developers and engineers building applications that consume the DOCA Erasure Coding library to offload Reed-Solomon erasure coding onto BlueField DPU or ConnectX accelerators for distributed storage resilience workloads (RAID-6, distributed file system parity, object-storage erasure-coded buckets). <br>

Deployment Geography for Use: <br>

Global <br>

Requirements / Dependencies: <br>

Requires API Key or External Credential: [No] <br> Credential Type(s): [None] <br>

Do not include secrets in prompts/logs/output; use least-privilege credentials; rotate keys as appropriate. <br>

Known Risks and Mitigations: <br>

Risk: Review before execution as proposals could introduce incorrect or misleading guidance into skills. <br> Mitigation: Review and scan skill before deployment. <br>

Reference(s): <br>

Skill Output: <br>

Output Type(s): [Code, Shell commands, Configuration instructions] <br> Output Format: [Markdown with inline C and bash code blocks] <br> Output Parameters: [1D] <br> Other Properties Related to Output: [None] <br>

Evaluation Agents Used: <br>

  • Claude Code (claude-code) <br>
  • Codex (codex) <br>

Evaluation Tasks: <br>

Evaluated against 8 recorded Tier 3 trials from NVSkills-Eval with external profile in astra-sandbox environment. <br>

Evaluation Metrics Used: <br>

Reported benchmark dimensions: <br>

  • Security: Checks whether skill-assisted execution avoids unsafe behavior such as secret leakage, destructive commands, or unauthorized access. <br>
  • Correctness: Checks whether the agent follows the expected workflow and produces the correct final output. <br>
  • Discoverability: Checks whether the agent loads the skill when relevant and avoids using it when irrelevant. <br>
  • Effectiveness: Checks whether the agent performs measurably better with the skill than without it. <br>
  • Efficiency: Checks whether the agent uses fewer tokens and avoids redundant work. <br>

Underlying evaluation signals used in this run: <br>

  • security: Checks for unsafe operations, secret leakage, and unauthorized access. <br>
  • skill_execution: Verifies that the agent loaded the expected skill and workflow. <br>
  • skill_efficiency: Checks routing quality, decoy avoidance, and redundant tool usage. <br>
  • accuracy: Grades final-answer correctness against the reference answer. <br>
  • goal_accuracy: Checks whether the overall user task completed successfully. <br>
  • behavior_check: Verifies expected behavior steps, including safety expectations. <br>
  • token_efficiency: Compares token usage with and without the skill. <br>

Evaluation Results: <br>

Dimension Num claude-code codex
Security 4 100% (+0%) 100% (+0%)
Correctness 4 100% (+60%) 98% (+54%)
Discoverability 4 100% (+75%) 98% (+66%)
Effectiveness 4 96% (+58%) 97% (+58%)
Efficiency 4 92% (+47%) 95% (+51%)

Skill Version(s): <br>

c82da23 (source: git SHA, committed 2026-07-14) <br>

Ethical Considerations: <br>

NVIDIA believes Trustworthy AI is a shared responsibility and we have established policies and practices to enable development for a wide array of AI applications. When downloaded or used in accordance with our terms of service, developers should work with their internal team to ensure this skill meets requirements for the relevant industry and use case and addresses unforeseen product misuse. <br>

(For Release on NVIDIA Platforms Only) <br> Please report quality, risk, security vulnerabilities or NVIDIA AI Concerns here. <br>

Source: SKILL.md on GitHub

No alerts2mo3 checks · Risk SAFE
  • Gen Agent Trust Hub2mo

    The skill provides technical documentation and workflows for developers working with the NVIDIA DOCA Erasure Coding library. It contains no executable code, avoids remote downloads, and includes explicit safety guidance for hardware-level buffer management.

  • Socket2mo

    No alerts

  • Snyk2mo

    Risk: LOW · No issues

Signed by skilld at f64fa0e. This ties the file your Agent reads to that commit on GitHub. It does not review the instructions.

Last checked against GitHub yesterday.

Activeupdated 3 months ago
metadata
{
  "kind": "library"
}
Other metadata
compatibility
Requires DOCA SDK installed at /opt/mellanox/doca on Linux (Ubuntu 22.04/24.04 or RHEL/SLES) with a BlueField DPU or ConnectX NIC attached. Reads the user's local install via `pkg-config doca-erasure-coding` and inspects /opt/mellanox/doca/{lib,include,samples,applications}.

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