Author: Slater Wold
Date: 18:08:43 11/05/01
Go up one level in this thread
On November 05, 2001 at 20:42:20, Dann Corbit wrote: >On November 05, 2001 at 17:52:16, Slater Wold wrote: >>On November 05, 2001 at 12:56:48, Eugene Nalimov wrote: >>>On November 05, 2001 at 12:46:36, Slater Wold wrote: >>>>On November 05, 2001 at 12:27:26, Eugene Nalimov wrote: >>>>>On November 05, 2001 at 07:04:57, Mike Hood wrote: >>>>>>On November 04, 2001 at 17:49:04, Manuel Rodriguez Blanco wrote: >>>>>>>Threre is a free program for generate 6Man Tablebase? and some 7man? >>>>>>>if yes where? >>>>>>> >>>>>>>I know that Hiarcs7.32 come with TBGEN that generate 5man Tablebase but no 6Man, >>>>>>>i think. >>>>>>> >>>>>>>Thanks very much, >>>>>>> >>>>>>>Manuel >>>>>> >>>>>>You'll find a few 6-piece tablebases at ftp://ftp.cis.uab.edu/pub/hyatt/TB/six >>>>>> >>>>>>If you remember that these are the compressed tablebases, and they have to be >>>>>>generated in their uncompressed form (5 to 10 times bigger) you'll get an idea >>>>>>of the memory requirements. TBGEN is able to generate 6-piece tablebases, but >>>>>>you'll need to recompile the source code (it's also on this ftp site) and run it >>>>>>on a 64-bit operating system with more than 2 GB of memory. Poor Windows :( >>>>> >>>>>All 6-man TBs on Bob's site were generated on the machine running Windows NT. >>>>> >>>>>Eugene >>>> >>>>LOL - Talking trash to a MS man. Not smart when you don't know the facts. :) >>>> >>>>That was NT for Alpha's though, correct? It does have to be a 64-bit system, >>>>AFAIK. Am I wrong? >>> >>>Yes and no :-) Some of TBs were really generated on Alphas. But NT on Alpha runs >>>as 32-bit system: it uses 64-bit integers if you explicitely specified that, but >>>all the 'ints' and 'longs' -- as well as pointers -- are 32-bit. That means that >>>the program cannot use more than 2Gb of address space for its data. >>> >>>And majority of the TBs were generated on the x86 system. It happened that for >>>TB generation that system (dual Xeon-550, 2Gb RAM) is faster than dual 21164A >>>Alpha. Mainly because Compaq dropped NT on Alpha, so there was no reason for MS >>>to buy newer hardware. We have to support installed software, so we cannot just >>>dump those Alpha systems into garbage, but no new development. >>> >>>Eugene >> >>Well, my question was actually aimed at this: >> >>Can my computer generate 6 piece TB's? >> >>If you don't know it's a Dual AMD 1.53Ghz with 1GB of RAM (probably be 3GB, the >>max, in a month or so) running Windows 2000 Server. >> >>I understand compiling the kppkpp TB is probably out of the question, even with >>my "good" hardware. I doubt it'd even fit it on my HD uncompressed anyway. >> >>I was just curious if I could. > >Ram is really important. 3GB would definitely help. And you have to have all >of the 5's {decompressed!} before you can make any 6-man file. > >Not sure how big all the 5 man files are, but it's a lot of room. Geez. That is incredible. The decompressed 5's are probably 20GB. (Compressed they are 7GB.) All that computing power, to create the krrrrk in 4 months. How exciting. :)
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