Author: Uri Blass
Date: 06:50:02 11/07/05
Go up one level in this thread
On November 07, 2005 at 08:44:04, Chuck wrote: >On November 07, 2005 at 08:02:55, Ray Banks wrote: > >>On November 07, 2005 at 06:30:35, Per Jørgensen wrote: >> >>>Hi Chesscomputerfans! >>> >>>I seriously consider to buy an AMD Dual Core CPU in order to be able to arrange >>>Enginematches with Pondern ON. I got a good advice here in the Forum; buy a >>>second Hard Disk and copy the TB's on this one so that you have 2 paths to the >>>TB's located on two different Hard Disks. I do my testing in the Shredder 9 >>>surface and I can see that I can add up to 4 paths to the location of the TB's. >>>No problem. Here comes my question: How do I exactly tell an engine (it could be >>>Fruit 2.2.1, Shredder 9, Fritz 9 or anyone else who supports TB's) that it >>>should use path 1 and told the opponentengine to use path 2?? >>> >>>I hope someone can help me :-) >>> >>>Best regards >>>Per >> >>I don't think you can do that, unless an engine has it's own ini file and even >>then I'm not sure which would override which. >> >>Anyway I don't believe you need to with a single ponder on match. There is only >>one position, and there will be some commonality with what tablebases are being >>accessed, and they will be cached firstly by the value in MB you set in the GUI, >>and secondly by the O/S. That is my view, but others may well disagree > >I think you will have some contention between the two engines unless you put the >tablebases on two hard drives on separate disk controllers. This would minimize >the contention as much as I can imagine, but won't eliminate it completely. The >engine not on move would thus interfere with the engine to move. Better to use >two separate computers IMO, but personally, I don't see what's wrong with >running ponder off matches. You want to know the strength of the engines and it >seems to me that ponder off will give you a pretty reliable result. > >Cheers, > >Chuck The problem is that pondering is part of the strength of the engines(there are engines that have bugs in pondering and engines that cannot ponder or engine that have problems with time management only with ponder on or only with ponder off). Uri
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