Author: J. Wesley Cleveland
Date: 09:37:04 11/14/00
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On November 14, 2000 at 02:25:31, K. Burcham wrote: >i have seen the effects of changing hash values in a benchtest. i saw where >stefan used maybe three sticks of 256 to get 768 megs of ram for shredder, when >he won the world. i also see where sarah is using 48 megs hash with a 900 >t-bird. with these large amounts of ram, what are some of these guys setting >their hash values at. is there some sort of standard, for example, say for >this mhz at this time control, with this amount of nodes being searched, then we >should use this hash setting. do you think with the new processors that will >search 1000-1500 kns, that these will take more hash then is usually >recommended. how should i look at this setting for optimum performance? maybe if >i play a 3/0, 32 megs would be enough with 800 kns. but on long time controls, >30 minute game or longer, it almost seems that you cant have too much ram. is >there a point where increasing hash does not decrease kns? but i have read where >alot of you guys dont use windows. i use 98se. also if some of you are using >windows 98se, could you tell me how you are managing your virtual memory. > >thanks A rough estimate is: Allow two hash table entries for every node searched on an average move.
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