[Cado-nfs-discuss] Will hyperthreading result in faster or slower sieve times?
Paul.Zimmermann at inria.fr
Fri Jan 19 11:44:47 CET 2018
> Currently, I am factoring RSA C180, utilizing a 10GB network using eight machines
> for a total of 72 threads.
> Would eliminating the hyperthreading portion speed up the lattice sieving, in
> addition to possibly tamping down any possible network bottleneck, or not?
> Best Regards,
my experience is that using hyperthreading helps to reduce the wall-clock time,
assuming the las jobs do not exceed the available memory of each node.
In the sieving phase there is no network bottleneck.
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