[petsc-users] mumps running out of memory, depending on an overall numerical factor?

Jed Brown jed at jedbrown.org
Wed Feb 5 14:45:44 CST 2014

Barry Smith <bsmith at mcs.anl.gov> writes:
>    But what about a non-HPC machine? Not everyone has huge machines
>    but how about a well-endowed server quality workstation setup with
>    the best disks available? Put as much physical memory as possible
>    and then use the disks for out of core.

Sure, you can put SSDs in a workstation.  Then disk space is an order of
magnitude cheaper than RAM and only a couple orders of magnitude slower
than RAM.  It depends on your workload, but this doesn't scale well so
very few large machines are configured this way.
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