Re: Out-of-Memory Handling in Long-Running / Server Applications

On Monday 14 April 2008 13:01, Bob Lee wrote:
> On Mon, Apr 14, 2008 at 11:17 AM, Randall R Schulz
> <[email protected]>
>
> wrote:
> > Yes. It's a heap-based priority queue (where "heap" is meant in the
> > sense of the heap data structure, not in the sense of a dynamic
> > allocation pool.)
>
> You could actually back that with a file.

To what end?


> Compared to allocating a
> really huge heap (bigger than physical RAM), you could gain some more
> control over when swapping out to disk occurs, but whether or not you
> could do a significantly better job than the OS's default algorithm
> is debatable.

The access patterns are such that to achieve anything near acceptable
performance, the tree and the priority queue must remain in the working
set.


> Bob


RRS

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