brackup possible memory leak - consumes 1.5GB+ with 64MB chunk size

Shaun Amott shaun at
Fri Jul 24 20:03:25 UTC 2009

On Tue, Jul 21, 2009 at 09:33:34AM +0100, George Hills wrote:
> I've been looking at a server which backs up about 600GB of data
> overnight from a local disk to Amazon using brackup 1.09.
> The backup process has worked faultlessly for several weeks, but
> recently begain failing.
> The pattern to the failures is that brackup consumes all the available
> RAM and then gets killed. The available RAM on the box is upwards of 2GB.
> The data on the local disk changes quite a lot. brackup does not always
> run out of memory at the same time. Sometimes it seems to run for a long
> period and complete a substantial amount of the upload, while RAM use
> remains stable around 400MB, before blowing up.

Is your Perl binary compiled with usemymalloc=y?


Shaun Amott // PGP: 0x6B387A9A
"A foolish consistency is the hobgoblin
of little minds." - Ralph Waldo Emerson

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