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gc-log-analyzer

Gc Log Analyzer - Auto-activating skill for Performance Testing. Triggers on: gc log analyzer, gc log analyzer Part of the Performance Testing skill category.

60

1.01x
Quality

3%

Does it follow best practices?

Impact

100%

1.01x

Average score across 6 eval scenarios

SecuritybySnyk

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./planned-skills/generated/10-performance-testing/gc-log-analyzer/SKILL.md
SKILL.md
Quality
Evals
Security

Evaluation results

100%

GC Log Analysis for Memory-Intensive Batch Service

GC log parsing and metrics report

Criteria
Without context
With context

Script is runnable

100%

100%

Report file written

100%

100%

Minor GC count

100%

100%

Full GC count

100%

100%

Pause time statistics

100%

100%

Total GC pause time

100%

100%

GC overhead percentage

100%

100%

Peak heap usage

100%

100%

Problematic behavior flag

100%

100%

Step-by-step structure

100%

100%

Standard metric naming

100%

100%

Output validated against input

100%

100%

100%

3%

JVM Tuning Diagnosis for E-Commerce Checkout Service

GC performance diagnosis and recommendations

Criteria
Without context
With context

Full GC identified

100%

100%

Full GC pause times reported

100%

100%

Humongous allocation identified

100%

100%

Heap pressure trend noted

62%

100%

Remark pause growth noted

100%

100%

At least 3 recommendations

100%

100%

Humongous allocation recommendation

100%

100%

Heap size or GC flag recommendation

100%

100%

Industry terminology used

100%

100%

Structured report format

100%

100%

Metrics validated against log

100%

100%

Report written to file

100%

100%

100%

Performance Testing Infrastructure for Java Microservice

Load test and GC monitoring integration

Criteria
Without context
With context

k6 script present

100%

100%

All three endpoints present

100%

100%

Correct load profile

100%

100%

POST request bodies

100%

100%

GC logging flags in runbook

100%

100%

GC log output file flag

100%

100%

k6 run instructions

100%

100%

GC metrics to capture listed

100%

100%

Latency correlation section

100%

100%

GC tuning problem example

100%

100%

Production-ready script quality

100%

100%

Runbook file present

100%

100%

Repository
jeremylongshore/claude-code-plugins-plus-skills
Evaluated
Agent
Claude Code
Model
Claude Sonnet 4.6

Table of Contents

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