Author: Robert Hyatt
Date: 11:15:15 11/20/02
Go up one level in this thread
On November 20, 2002 at 12:12:37, Eugene Nalimov wrote: >I believe I have something like ~230Gb 6-men TBs right now. That includes >50+80Gb you have, so your disks are enough for a while. Good. I'm not sure I could "keep my head on" if I had to go back and say "I need more". The chair is shaking his head at 1/2 terrabyte.. :) > >Thanks, >Eugene > >On November 20, 2002 at 11:13:12, Robert Hyatt wrote: > >>On November 20, 2002 at 01:31:28, Eugene Nalimov wrote: >> >>>On November 20, 2002 at 01:23:13, Robert Hyatt wrote: >>> >>>>On November 19, 2002 at 20:23:36, Eugene Nalimov wrote: >>>> >>>>>On November 19, 2002 at 19:20:43, Uri Blass wrote: >>>>> >>>>>>On November 19, 2002 at 18:14:46, Vincent Diepeveen wrote: >>>>>> >>>>>>>On November 19, 2002 at 15:08:13, Daniel Clausen wrote: >>>>>>> >>>>>>>please mention me 1 bitboard program with a big eval. >>>>>>> *NONE*. >>>>>>> >>>>>>>To me bitboards seems something for people who are no good >>>>>>>programmers, because they can cut'n paste from crafty and >>>>>>>go further with that. >>>>>>> >>>>>>>Optimizing gnuchess or gerbil or whatever to something real >>>>>>>fast for your needs is way more difficult of course than >>>>>>>starting with something that's working and written out in >>>>>>>detail. >>>>>>> >>>>>>>Usually people also cut'n paste the SEE and qsearch from >>>>>>>crafty then and they have something much better than they >>>>>>>can produce in a lifetime most likely. >>>>>>> >>>>>>>That's the only attractive things from bitboards IMHO for >>>>>>>several authors. >>>>>>> >>>>>>>And as long as they don't improve the evaluation a lot >>>>>>>it remains like that. >>>>>>> >>>>>>>If on the other hand you look to what representation the >>>>>>>good programmers go for, the picture is real clear. >>>>>>> >>>>>>>this has nothing to do with religion but with objective speed >>>>>>>differences. My move generator without inline assembly and >>>>>>>with general code for both sides, it is 2 times faster than >>>>>>>crafty at any x86 processor. >>>>>>> >>>>>>>That's *objective* measurements. >>>>>>> >>>>>>>My SEE is better than the one from crafty, picking up more >>>>>>>than Crafty does in the SEE. Very objectively provable. >>>>>>> >>>>>>>The list goes on and on. >>>>>>> >>>>>>>Most important thing however IMHO is that the source from >>>>>>>crafty is free. If mine was free, everyone would start with >>>>>>>DIEP and go further from there. I'm 100% sure of it. >>>>>>> >>>>>>>We saw this before. >>>>>>> >>>>>>>When GNUchess was the strongest freely available source code, >>>>>>>people started with that crap. >>>>>>> >>>>>>>I wrote nearly every byte of my move generator. *every* byte. >>>>>>> >>>>>>>It took me years to make a fast generator. Not everyone is >>>>>>>that great. >>>>>> >>>>>>If you worked years on optimizing part of the program that you use less than 1% >>>>>>of your time then it means that you are not a good programmer. >>>>> >>>>>He is not good. He is great :-) >>>>> >>>>>Thanks, >>>>>Eugene >>>> >>>>Can a "ferkin idiot" make that kind of assessment? >>> >>>That's not my conclusion. Please read his own words several lines higher: >>> >>>>>>It took me years to make a fast generator. Not everyone is >>>>>>that great. >>> >>>:-) >>> >>>>btw we are getting close to 1/2 terrabyte of space for the ftp box, soon I >>>>hope... >>> >>>Today I find out that copying 200Gb over 100mbit/s network takes some time :-) >>> >>>Thanks, >>>Eugene >>> >> >>For the record, how much "stuff" are you sending? >> >>I currently have about 50 gigs of released tables, three, four, five and six >>piece files. >>I have about 80 gigs of stuff you have uploaded. I am ordering 3 146 gig scsi >>drives >>to start with, with room for at least two more easily and three if I mount the >>system >>drive outside the hot-swap bay. >> >>Don't tell me you are going to blow that before I get it installed? :) >> >> >>>>> >>>>>>Good programmers prefer to optimize the important parts. >>>>>> >>>>>>Working years to do your program 1% faster by a faster move generator seems to >>>>>>me a big mistake. >>>>>> >>>>>>Uri
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