[TriLUG] Clusters, performance, etc...

[Michael Alan Dorman]

Jon Carnes <jonc at nc.rr.com> writes:
> I've done a lot of database intensive activities this way and gotten
> speed increases of 10x by moving everything directly into RAM. That
> would mean a 3 hour job would take about 18 minutes. That is a lot
> better speed increase than you will get by using parallelization. 

'tis a good point.  Just dropping everything on a tmpfs (which your
distribution may have already helpfully mounted for you as /tmp) could
make a big difference.

Mike