Re: Linux 2.4.2 fails to merge mmap areas, 700% slowdown.

[David S. Miller]

Kevin Buhr writes:
 > If I recall correctly, RedHat's 2.96 was a modified development
 > snapshot of GCC 3.0, not an official GCC release.  If this is just a
 > quirk in 2.96 that can be fixed before the official release of 3.0 by
 > a trivial patch to libiberty, maybe your original hunch was right and
 > the kernel should be left as-is.

It is the garbage collector scheme used for memory allocation in gcc
>=2.96 that triggers the bad cases seen by Serge.

Later,
David S. Miller
[e-mail]