FROM : Cameron Hayne
DATE : Wed Apr 06 00:24:58 2005
On 4/5/05 6:08 PM, "Ben Dougall" <<email_removed>> wrote:
> i think it's like this:
> allocating it just ear marks it -- you don't actually, physically get
> the memory when you allocate it. when you make use of it, that's when
> things actually happen. so i think if you were to allocate 100mb of
> memory not a lot happens, apart from you now have the right to use
> 100mb of memory. when and if you use, say just 1mb of that 100mb,
> that's when things actually happen. that's when real memory (1mb) is
> taken over by your app. it allocates on actual access/use -- puts
> allocation off to the last possible moment basically i think.
Maybe you didn't notice that I said:
>> Note that VMTester does try to make the allocated memory be active by
>> writing and reading from it periodically.
--
Cameron Hayne (<email_removed>)
Hayne of Tintagel
DATE : Wed Apr 06 00:24:58 2005
On 4/5/05 6:08 PM, "Ben Dougall" <<email_removed>> wrote:
> i think it's like this:
> allocating it just ear marks it -- you don't actually, physically get
> the memory when you allocate it. when you make use of it, that's when
> things actually happen. so i think if you were to allocate 100mb of
> memory not a lot happens, apart from you now have the right to use
> 100mb of memory. when and if you use, say just 1mb of that 100mb,
> that's when things actually happen. that's when real memory (1mb) is
> taken over by your app. it allocates on actual access/use -- puts
> allocation off to the last possible moment basically i think.
Maybe you didn't notice that I said:
>> Note that VMTester does try to make the allocated memory be active by
>> writing and reading from it periodically.
--
Cameron Hayne (<email_removed>)
Hayne of Tintagel
| Related mails | Author | Date |
|---|---|---|
| Cameron Hayne | Apr 5, 23:44 | |
| Ben Dougall | Apr 6, 00:08 | |
| Cameron Hayne | Apr 6, 00:24 | |
| Ben Dougall | Apr 6, 00:29 | |
| Scott Ribe | Apr 6, 01:24 | |
| Cameron Hayne | Apr 6, 02:10 |






Cocoa mail archive

