> Also, may I humbly inject a user centric view here - it is pretty annoying to > be limited to 500 MB of mallocable memory on 32 bit machines when you expect > 3 GB to be usable (with 1 GB mapped to the kernel). amen. :-( Has anyone tried upgrading a system from i386 to amd_64 with any success? maxdsize tweaks and reboots are disappointing at best.