> On Dec 9, 2015, at 15:19 , Jens Alfke <j...@mooseyard.com> wrote:
> 
> 
>> On Dec 9, 2015, at 2:56 PM, Rick Mann <rm...@latencyzero.com> 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
rm...@latencyzero.com



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