[erlang-questions] Memory allocator
Sat Mar 21 09:40:28 CET 2009
2009/3/21 Tony Arcieri <tony@REDACTED>:
> I noticed in Ulf Wiger's presentation Erlang Programming for Multicore:
> ...that the main contention point in R13A is now the memory allocator.
> Are there any plans for addressing this, such as moving to a different
> memory allocator, maybe:
> tcmalloc: http://goog-perftools.sourceforge.net/doc/tcmalloc.html
> hoard: http://www.hoard.org
> I'm curious how much something like this would improve Erlang's
> performance. Perhaps I'll try benchmarking Erlang with these allocators
> versus plain vanilla libc.
Yes, we have plans for addressing this issue, but not by switching
to another allocator. The Erlang emulator by default already uses its
own memory allocator.
Björn Gustavsson, Erlang/OTP, Ericsson AB
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