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Re: iPad Pro apps given more memory?
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Re: iPad Pro apps given more memory?


  • Subject: Re: iPad Pro apps given more memory?
  • From: Rick Mann <email@hidden>
  • Date: Wed, 09 Dec 2015 15:36:42 -0800

> On Dec 9, 2015, at 15:19 , Jens Alfke <email@hidden> wrote:
>
>
>> On Dec 9, 2015, at 2:56 PM, Rick Mann <email@hidden> wrote:
>>
>> One of the WWDC videos stressed that iOS apps are given no more than 600 MB of RAM. Our app is VERY RAM-intensive.
>
> Slightly off-topic, but I wonder if you could use mmap to give your app more address space? Create a big empty file, mmap it as writeable, then use a custom allocator to manage memory in the mapped space.
>
> (This doesn’t actually give you more RAM; the mapped address space will tend to get paged out to storage so it’ll definitely be slower than real RAM, but it’s better than crashing!)

That's an interesting thought. We're also very compute intensive, so the speed hit might obviate the advantages. Worth considering, though.


--
Rick Mann
email@hidden



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References: 
 >iPad Pro apps given more memory? (From: Rick Mann <email@hidden>)
 >Re: iPad Pro apps given more memory? (From: Jens Alfke <email@hidden>)

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