Barry Smith <bsmith at mcs.anl.gov> writes: > On May 8, 2013, at 7:54 AM, Peter Brune <prbrune at gmail.com> wrote: > > You guys are speculating too much. Create a DMDA characteristic > for their code with reasonably large array dimensions and then > -malloc_dump it (or something similar) to find out where the > memory actually is. Then given this table of sizes propose > changes, not before.
I remember doing this before, maybe last time the issue was discussed here. Flaky internet here is making it hard to find the thread. Anyway, they want to have a total of two or three vectors that use all available memory, thus they need to eliminate all inessential problem-sized data.
