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-   -   Operation: Billion Digits (https://www.mersenneforum.org/showthread.php?t=2235)

jinydu 2004-06-01 08:43

I mean, how do I stop the current test (preferably without loss of information)?

Also, the second column ("Digits") means the bit depth that the exponent has already been factored to, right?

MrHappy 2004-06-01 08:57

[QUOTE=jinydu]I mean, how do I stop the current test (preferably without loss of information)?[/QUOTE]
[Ctrl]+[C]

ET_ 2004-06-01 08:57

[QUOTE=drakkar67]I have a 1 GHz eMac running OSX but know nothing about it. I tried the software but could not managed to run it. Will you please explain how I can run it?[/QUOTE]

To work with a MAC you'll have to download the MAC version of Factor3_1 (version 3.2 is not yet available, the link will be updated automatically when compiled) [URL=http://www.gimps.it/billion/billion.htm]here[/URL].

No Cygwin libraries should be needed AFAIK.

Luigi

ET_ 2004-06-01 08:59

[QUOTE=jinydu]I mean, how do I stop the current test (preferably without loss of information)?

Also, the second column ("Digits") means the bit depth that the exponent has already been factored to, right?[/QUOTE]

1 - Yes, Ctrl-C works fine. You can restart the search with "factor3_2 -r"
2 - Yes.

Luigi

jinydu 2004-06-01 09:15

[QUOTE=ET_]1 - Yes, Ctrl-C works fine. You can restart the search with "factor3_2 -r"
2 - Yes.

Luigi[/QUOTE]

What's factor3_2 -r?

ET_ 2004-06-01 09:19

[QUOTE=jinydu]What's factor3_2 -r?[/QUOTE]

factor3_2 is the name of the program to invoke.

"-r" is the resume switch: it permits to resume from a previously saved file without loosing data.

Luigi

jinydu 2004-06-01 09:26

Its not working. When I run factor 3_2, it first asks:

"Please enter the exponent to be factored: 2^"

When I type in "-r", it just closes the window.

ET_ 2004-06-01 09:42

[QUOTE=jinydu]Its not working. When I run factor 3_2, it first asks:

"Please enter the exponent to be factored: 2^"

When I type in "-r", it just closes the window.[/QUOTE]

Sorry, maybe my English is not clear :sad:

IF
you are starting a new exponent
THEN
you must enter "./factor3_2" and provide exponent, start bit and stop bit
ELSE IF
you have stopped a range still to be completed (Ctrl-C or power-off)
THEN
you can restart it from saved data typing "./factor3_2 -r" from the command line.

-r is an argument you may or may not provide on the command line to resume your previous work.

Luigi

clowns789 2004-06-01 13:42

[QUOTE=ET_]It has already been done up to 65 bits. You can take it to 66 or 67 bit if you like :smile:

Luigi[/QUOTE]

I'll do that from 66 to 67 bits.

jinydu 2004-06-01 13:52

[QUOTE=ET_]Sorry, maybe my English is not clear :sad:

IF
you are starting a new exponent
THEN
you must enter "./factor3_2" and provide exponent, start bit and stop bit
ELSE IF
you have stopped a range still to be completed (Ctrl-C or power-off)
THEN
you can restart it from saved data typing "./factor3_2 -r" from the command line.

-r is an argument you may or may not provide on the command line to resume your previous work.

Luigi[/QUOTE]

I finally got it to work. Sigh, Command-line interfaces are so difficult to work with...

Anyway, is it possible to have two saved files simultaneously (i.e. does starting a new exponent make it impossible to resume the old exponent?)

ET_ 2004-06-01 13:56

[QUOTE=jinydu]I finally got it to work. Sigh, Command-line interfaces are so difficult to work with...

Anyway, is it possible to have two saved files simultaneously (i.e. does starting a new exponent make it impossible to resume the old exponent?)[/QUOTE]

Consider starting two instances from two different directories... :rolleyes:

I'm not (yet) planning the management of a .INI file to configure the savefile name. Maybe in Version 4.0 :w00t:

BTW, did you choose an exponent for Billion or 100Million projects? :whistle:

Luigi


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