Mersenne: mprime iteration time increase, linux athlon, 21a-21b /also: P4 saga

2002-02-01 Thread Steve Elias
hi, does anyone know why i see a ~25% iteration time increase by moving from mprime v21a to mprime v21b. (i'm considering moving back to v21a since it appears to run faster on my 900 Mhz redhat linux.) regarding the fried P4 machines, the saga continues. despite repeated requests for full

Mersenne: Work being wasted

2002-02-01 Thread Mary Conner
I managed to grab a bunch of those 4.5M doublechecks that George released on Jan 10th. A few days ago, when my machine was about to finish up the second one of the batch I grabbed, the account k5gj submitted a result for this exponent. A little investigation showed that this account does this