[Haskell-cafe] possible memory leak in uvector 0.1.0.3
dons at galois.com
Mon Mar 2 20:14:34 EST 2009
> In the "help optimizing memory usage for a program" I discovered some
> interesting things:
> 2) UArr from uvector leaks memory.
> I'm rather sure about this.
Note it was just allocating more than was required, it wasn't "leaking"
it in any sense (i.e. losing track of the memory).
> Using this version memory usage is, finally, 643 MB!
> (and execution if a bit faster, too).
Yep, known bug, and closed last month.
> The other program, with a lot of array concatenations, still eats a lot
> of memory...
Concatenating arrays generally copies data. Which uses memory.
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