On 12.11.2012 21:19, Hong Zhang wrote: > Alexander: > > Interesting results! > Do you use the same matrix ordering? > The ordering might affect memory and execution time.
Hong, I used ptscotch for both of them. > > The algorithms of direct solver are in general non-scalable, both in-terms of > flops and memory. However, I'm surprised by the rate of memory growth > for both solvers. I would suggest sending your report to the PaStiX > and MUMPS developers who can give better explanations, as well as > provide improved implementations. I will consider this, thank you. -- Regards, Alexander
