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performance-profiling

Profile iOS apps with Instruments to identify CPU, memory, network, and energy bottlenecks.

179|17|Updated Nov 6, 2025
Search Tags:#optimization#iOS#memory#profile#Instruments#Time Profiler
One-click install
npx skills add https://github.com/conorluddy/xclaude-plugin --skill performance-profiling-conorluddy
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: performance-profiling
Source: https://github.com/conorluddy/xclaude-plugin/tree/main/skills/performance-profiling
Command: npx skills add https://github.com/conorluddy/xclaude-plugin --skill performance-profiling-conorluddy

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Profilers identify performance bottlenecks in iOS apps by providing structured analysis of CPU, memory, network, and energy usage, enabling targeted optimizations.

Core Features & Use Cases

  • Time Profiler: analyze CPU hotspots and thread activity to optimize hot paths.
  • Allocations & Leaks: track memory allocations and detect leaks to reduce memory footprint.
  • Network & Energy Profiling: analyze API calls and energy impact to improve efficiency.
  • Use Case: You have a scrolling UI that lags and consumes CPU; profile with Time Profiler and Allocations to locate and fix the bottleneck, then verify improvements with Network and Energy traces.

Quick Start

  1. Install the skill and enable the profiling workflows (Time Profiler, Allocations, Leaks, Network, Energy) in your Claude setup.
  2. Run your app under profiling, collect traces, and open Instruments to inspect call trees and memory graphs.
  3. Apply optimizations (e.g., offload work, optimize allocations, batch network requests) and re-profile to confirm improvements.

Frequently Asked Questions about performance-profiling

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I profile an iOS app to fix CPU hotspots and laggy scrolling UI?▼

Track memory allocations and detect leaks in iOS using the Allocations and Leaks instruments in Xcode. Collect memory graphs during app execution to identify retained objects and reduce the overall memory footprint through targeted allocation optimizations.

What is the best way to analyze network requests and energy impact in an iOS app?▼

Analyze API calls and energy impact in iOS using Network and Energy Profiling workflows in Instruments. Profile network activity to batch API requests and evaluate energy consumption traces to improve overall app efficiency across development cycles.

Do I need Xcode and Instruments integration to perform iOS performance profiling?▼

Yes, iOS performance profiling requires Instruments integration within Xcode. You run the app under profiling, collect traces, and open Instruments to inspect call trees, memory graphs, and energy usage to implement and verify performance optimizations.

How do I interpret call trees in Instruments to optimize iOS performance?▼

Interpret Instruments call trees by inspecting CPU hotspots, memory allocation graphs, and network traces to locate bottlenecks. Apply targeted optimizations such as offloading work or batching requests, then re-profile to confirm the performance improvements.

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