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On Mon, 16 Nov 2009 13:47:32 -0200
Luiz Henrique de Figueiredo <> wrote:

> > Actually "optimistic memory allocation".  
> Right:
>   "We learned that malloc should return NULL in case of out-of-memory.
>   However, it is not the case in Linux. By default, Linux uses
>   optimistic memory allocation strategy. Under this strategy,
>   Linux assumes there always exists free memory..."

And any Firefox or OpenOffice users should be thankful, given how much
memory these travesties allocate and then never touch :)

You can turn off this over-commit by uttering the correct rune
into /proc somewhere, if memory serves.