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 2008-03-26, 22:40 #27 kar_bon     Mar 2006 Germany 22·691 Posts llr-tools look here: http://www.mersenneforum.org/showpos...3&postcount=36 download the llrtools. -insert in 'times.txt' the timings of your CPU for a given FFTlen for my Quad 2.4GHz i do this for the range 21-25: Code:  6144 0.096 7168 0.116 8192 0.120 10240 0.168 12288 0.207 14336 0.250 - call 'get_time.exe' with the parameter of the LLR-input file and the output is like mine: Code: --- Quad Q6600 2.4GHz --- number of (k,n) pairs in file: 19448 estimated total time for LLR testing the whole file: 656024.274 sec average time per LLR test: 33.732 sec so these 656000 secs -> ~182 hours -> 7.6 days (so about 1/4 for my quad)! the other 2 progs in there: - fft_len gives you all the FFTlen for a given k and n-range - av_time gives you the average time per LLRtest for a given k and n-range try it! it's easy to use with many information you get. karsten Last fiddled with by kar_bon on 2008-03-26 at 22:41