spark-optimization

spark-optimization is a skill for Claude Code, Codex from sileo-oss/agentflow-community. It costs 37 tokens per session (3,375 once invoked), scanned A, original, ODbL-1.0.

A guide to making Apache Spark data-processing jobs faster through partitioning, caching, shuffle tuning, and memory settings.

In plain words
What is it for?
Use it to tune Spark performance, debug slow processing, and scale data pipelines.
Why use it?
It helps diagnose slow Spark jobs and handle larger data workloads more efficiently.

Skill for Claude CodeCodex

Which agent this was written for is unclear — body not stored (licence); the path alone says nothing.

Good fit Use it to tune Spark performance, debug slow processing, and scale data pipelines.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/sileo-oss/agentflow-community/spark-optimization
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add sileo-oss/agentflow-community --skill spark-optimization
Clone the repo
git clone --depth 1 https://github.com/sileo-oss/agentflow-community

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for spark-optimization

README.md
[![agentmods](https://agentmods.dev/badge/skills/sileo-oss/agentflow-community/spark-optimization/github.svg)](https://agentmods.dev/skills/sileo-oss/agentflow-community/spark-optimization)
Your own site
<a href="https://agentmods.dev/skills/sileo-oss/agentflow-community/spark-optimization"><img src="https://agentmods.dev/badge/skills/sileo-oss/agentflow-community/spark-optimization/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for spark-optimization

Your own site · 80×15
<a href="https://agentmods.dev/skills/sileo-oss/agentflow-community/spark-optimization"><img src="https://agentmods.dev/badge/skills/sileo-oss/agentflow-community/spark-optimization.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 37 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,375 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin unknown No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00037 $0.03375
Opus 5 $0.00018 $0.01688
Sonnet 5 $0.00007 $0.00675
Haiku 4.5 $0.00004 $0.00337

Measured 9d ago against content hash c2b3a316f361, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

spark-optimization scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 9d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

collections/cd2346c9-5930-4734-ad2a-0ccd13db7c73/skills/spark-optimization/SKILL.md · 420 lines

The source is not reproduced here

Licensed ODbL-1.0

The repository is licensed ODbL-1.0, which this catalogue does not treat as permission to reproduce the file. Read it at the source.

Read it on GitHub

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 9d ago First seen · 420 lines · 37 tokens per session scan A c2b3a316f361

Subscribe to this mod's changes

spark-optimization is a skill published in the GitHub repository sileo-oss/agentflow-community (2 stars, last pushed 5mo ago), licensed ODbL-1.0. It adds 37 tokens to every session and 3,375 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.

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