Author: Terje Vagle
Date: 01:36:44 08/16/01
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On August 16, 2001 at 03:56:31, Uri Blass wrote: >On August 16, 2001 at 03:16:59, Terje Vagle wrote: > >>Hi all, >> >>When I run Fritz 6 or Junior 6 in infinite mode over night, the NPS drop from >>approx. 600KNS from when I start it to approx 75KNS when it has been running for >>about 8-10 hours. The clock also starts to blink. >> >>BUT, when I run Fritz 5.32 in the same conditions, it continues the analysis >>with the same KN/s even after several days! >> >>WHY? > >possible reasons: >1)the position is an endgame position and Fritz6 or Junior6 get a lot of >tablebases hits > >2)there is a bug in the NPS and Fritz6 does not give you the correct number >I have not Fritz6 but I know that for many engines you can see negative number >of nodes if you give the engine enough time and even if the variable of the >number of nodes cannot get negative values you are not going to see the right >number after enough time if this numbe is a 32 bit number and not a 64 bit >number. > >I did not see problem 2 with Deep Fritz but I found another problem and after >more than 99 or 100 hours of analysis the engine or the interface shows no >information. > >Uri Hi, I have tried several different positions, and they are not endgame positions...
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