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  • 7/28/2019 Session 409 - Learning Instruments

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    These are confidential sessionsplease refrain from streaming, blogging, or taking pictures

    Profiling your App

    Session 409

    David M. ORourkePerformance Tools Engineering Manager

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    Elements of performance

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    Elements of performance

    Methodology to improve performance

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    Elements of performance

    Methodology to improve performance

    Instruments tour

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    Elements of performance

    Methodology to improve performance

    Instruments tour iOS App optimization demonstrations

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    "Crashes all the time""Crashes all the time"

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    Xcode to author/build your app

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    Xcode to author/build your app

    Interface Builder to design your app

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    Xcode to author/build your app

    Interface Builder to design your app

    Instruments to profile your app

    Optimize performance

    Reduces crashes and terminations

    Can improve power usage

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    Reproduce the problem

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    Reproduce the problem

    Debug andinspect logs

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    Reproduce the problem

    Form a hypothesis

    Debug andinspect logs

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    Reproduce the problem

    Form a hypothesis

    Make a change Debug andinspect logs

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    Reproduce the problem

    Form a hypothesis

    Make a change Debug andinspect logs

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    Reproduce the problem

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    Reproduce the problem

    Profile with tools

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    Form a hypothesis

    Reproduce the problem

    Profile with tools

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    Form a hypothesis

    Make a change

    Reproduce the problem

    Profile with tools

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    Form a hypothesis

    Make a change

    Reproduce the problem

    Profile with tools

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    Pro Tip Right-click and choose Keep in Dock

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    Strategies

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    Timeline

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    Details

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    ExtendedDetails

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    Target menu

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    Target menu

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    Threads strategy

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    Call Tree

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    Call Tree

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    Sample List

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    Source code

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    Disassembly

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    System Calls

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    Demo

    Joe GrzywaczPerformance Tools Engineering

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    Demo

    Victor HernandezPerformance Tools Engineering

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    Reproduce the problem

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    Reproduce the problem

    Profile with tools

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    Form a hypothesis

    Reproduce the problem

    Profile with tools

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    "Fantastic and Fast""Fantastic and Fast"

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    "Must buy this app""Must buy this app"

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    Michael JurewitzDeveloper Tools Evangelist

    [email protected]

    Instruments DocumentationInstruments User Guide (Xcode Documentation)Instruments New Features User Guide

    Apple Developer Forumshttp://devforums.apple.com

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    iOS App Performance: Responsiveness PresidioThursday 11:30AM

    iOS App Performance: Graphics and Animations PresidioThursday 3:15PM

    iOS App Performance: MemoryPresidio

    Thursday 4:30PM

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    Xcode Lab Developer Tools Lab BOngoing

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Edição 409

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