Re: Core Image increases memory use a lot
Re: Core Image increases memory use a lot
- Subject: Re: Core Image increases memory use a lot
- From: Nick Zitzmann <email@hidden>
- Date: Sun, 16 Jan 2011 15:18:25 -0700
On Jan 16, 2011, at 2:43 PM, Graham Cox wrote:
> Who complains about a 30MB memory usage increase these days? Who even notices? This is not Mac OS 9, it doesn't matter what your app's memory footprint is (within reason).
Two kinds of people:
1. Experienced users that watch Activity Monitor like a hawk.
2. Unexperienced users that blame your program for slowing down their computer once its memory usage spikes and forces the OS to start swapping. Not everyone is literate enough to understand swapping, and since the OS outside of Activity Monitor gives the user no indication that this is going on (unless the disk is nearly full), then they need a scapegoat.
Using available memory is normally a good thing, since loading things from disk takes longer than accessing them from memory. But it is a balancing game, because using too much memory has negative side effects. So yes, it does matter, especially in 64-bit applications, since at least 32-bit apps will crash if they go overboard.
Nick Zitzmann
<http://www.chronosnet.com/>
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