In glancing at the zippy code, it looks like it used a power-of-2 algorithm, so I figured it might cause less heap fragmentation. I think that might be at least some of the problem. Does the standard gnu/linux memory allocator handle fragmentation poorly/well?
> > +---------- On Oct 17, Jim Wilcoxson said: > > Footnote: is anyone (or most people) using zippy? I still haven't > > tried that. > > The zippy malloc will probably use more memory but should improve > performance. It should have no effect on memory leaks. I believe AOL > uses it in production. >