Top "Instruments" questions

Instruments usually refers to the performance analysis developer tool provided by Apple for Mac and iOS development.

How to profile memory usage & performance with Instruments?

Of all the Instruments Trace Templates, I love using: Zombies to detect where an object is getting over-released, great for …

xcode performance profiling instruments allocation
Missing symbol names when profiling IPhone application with Instruments

I am compiling an IPhone application via command line (so no XCode options involved) and I am unable to get …

iphone xcode profiling instruments symbols
iOS - i receive memory warnings but have no idea why

I am developing for the iOS and checking my app with IPhone and IPad. I receive many memory warnings (didReceiveMemoryWarning …

ios xcode ipad ios5 instruments
ADB equivalent for iOS device

I was looking some instrument like Android ADB in order to debug iOS devices. I've found iOS instrument, a tool …

ios xcode debugging adb instruments
Can't launch my app in Instruments: At least one target failed to launch

I have all my code signing entitlements set correctly. Running the app on my phone is fine, but launching it …

iphone ios xcode instruments
XCode iPhone simulator does not look like an iPhone

Silly question, but.. I am not been able to see the device appearance when running the iPhone simulator. I don't …

ios iphone xcode ios-simulator instruments
Can the UI Automation instrument be run from the command line?

Is there a way to open the UIAutomation instrument through the terminal? Will it be possible to write an AppleScript …

iphone xcode applescript instruments ios-ui-automation
Instruments ObjectAlloc: Explanation of Live Bytes & Overall Bytes

I'm using Instument's ObjectAlloc tool in an attempt to understand what the memory my application (iPhone) is doing and when …

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Xcode cannot run using the selected device after upgrade to Xcode 5.0

I upgraded to xcode 5.0 today. I then pressed play to run my project in the iOS simulator. This initially worked. …

xcode build ios-simulator instruments
How to find out what mach_msg_trap waits for?

I a profiling my iPhone application on target, and according to Instruments 65% of the time is spent in mach_msg_…

objective-c cocoa-touch performance instruments