Erik de Castro Lopo wrote:
> skaller wrote:
>   
>> Why not? That's tiny compared to available address space on a 64
>> bit machine, and personal computers have heaps
>> of free address space
>>     
>
> Ok, so someone writes a simple application that loads the whole file
> into memory and then plays it. Unfortunately disk transfer speeds being
> in the order of 100 Mb/sec means that its going to take 110 seconds to
> load that file. Thats bad!
>
> Obviously, the smart way to do it is to stream that file off disk 100kB
> chunks at a time. Thats what libsndfile is designed and optimised for.
>
> Erik
>   

But a mem-mapped file shouldn't be loaded into physical memory until 
it's accessed, and then only the page that has the data, right?

-e