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Old 2006-04-27, 01:49   #311
grobie
 
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Sep 2005
Raleigh, North Carolina

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Quote:
Originally Posted by ewmayer
There should be no 't' preceding the Mersenne exponent (that's simply the letter prepended by Mfactor to the exponent to yield the savefile name) - you should use just

mfactor -m 332194021

That will cause the program to look for a savefile named 't332194021' on startup - the program doesn't have a feature allowing arbitrary naming of savefiles, it always uses the same exponent-dependent naming convention.

Also, could you copy me on the diagnostic prints (e.g. about which build flags were invoked) issued by the code on startup?

Thanks,
-ernst
Ok thats why I added the t

but below is the resume after 34 hours:

Microsoft Windows XP [Version 5.1.2600]
(C) Copyright 1985-2001 Microsoft Corp.

C:\Program Files\llr\mfactor>mfactor -m 332194021
CPU = Pentium, OS = Windows, compiled with MSVC / .NET.
INFO: compiler sets x87 FPU to 53-bit mantissa mode. Overriding...
Setting x87 FPU to 64-bit mantissa mode.
INFO: using 64-bit-significand form of floating-double rounding constant
INFO: testing qfloat routines...
INFO: qfloat routines using subroutine form of MUL_LOHI
Mfactor build flags:
TRYQ = 2
NUM_SIEVING_PRIME = 50000
USE_FLOAT = 1
USE_FMADD not defined
FACTOR_STANDALONE = 1
FAC_DEBUG = 0
DBG_SIEVE not defined
NOBRANCH = 1
QUIT_WHEN_FACTOR_FOUND not defined
USE_65BIT not defined
P2WORD not defined
P3WORD not defined
Mfactor self-tests:
Testing 63-bit factors...
Testing 64-bit factors...
Testing 65-bit factors...
Testing 96-bit factors...
Factoring self-tests completed successfully.
Factoring savefile t332194021 found ... reading ...
INFO: Previous run to kmax = 7107851150400 not yet complete.
Ignoring any increased factor-bound-related command-line parameters and proceedi
ng to complete previous run.
searching in the interval k=[3553917407040, 7107851150400], i.e. q=[2.361180e+02
1, 4.722371e+021]
each of 16 (p mod 60) passes will consist of 217548 intervals of length 272272
Resuming execution with pass 1 and k = 4014814003200
max sieving prime = 611957
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