Threaded 6.4 code compiled under 9.0 uses a lot more memory?..

[Fabian Keil]

Karl Pielorz <kpielorz_lst at tdx.co.uk> wrote:

> Can anyone think of any quick pointers as to why some code originally 
> written under 6.4 amd64 - when re-compiled under 9.0-stable amd64 takes
> up a *lot* more memory when running?

6.4 comes with phkmalloc while 9.0 uses jemalloc. Maybe you are
allocating memory in a way that is less space-efficiently handled by
jemalloc's default configuration.

Fabian
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