Author: m.d.hurd
Date: 15:03:19 04/19/04
Go up one level in this thread
On April 19, 2004 at 10:29:27, William Penn wrote: >On April 19, 2004 at 03:20:02, m.d.hurd wrote: > >>On April 19, 2004 at 03:14:23, m.d.hurd wrote: >> >>>On April 19, 2004 at 02:47:16, William Penn wrote: >>> >>>>To be more precise... >>>> >>>>This bug happens in the following sequence: >>>> >>>>(1) the engine is NOT running >>>>(2) change the hash size >>>>(3) attempt to start Infinite Analysis mode >>>> >>>>I repeat - the engine is not running when the hash size was changed in step 2. >>>> >>>>Then Step 3 attempts to start the engine in Infinite Analysis mode, but the >>>>exception happens instead. Thereafter Infinite Analysis mode will not work until >>>>the GUI is exited and restarted. >>>> >>>>Actually the engine can be running without this error happening. I do that >>>>frequently, and seldom have a problem! In other words, this bug is not related >>>>to whether or not the engine is running. That's irrelevant, and misses the >>>>point. >>>> >>>>The main point is that Infinite Analysis mode in Shredder 8 is buggy in the >>>>native CB GUI. This is just one of the bugs. There are others. For example if >>>>you access the Help - About menu, that stops the engine in Infinite Analysis >>>>mode. Also sometimes when accessing the scoresheet while Infinite Analysis mode >>>>is running, that restarts the engine calculating from zero (0). In addition the >>>>above hash resizing/Infinite Analysis mode bug is obviously not properly >>>>integrated with Windows XP Home, which does not recognize that an exception has >>>>occurred. (The prior GUI recognized it properly.) >>>> >>>>Re hash size: >>>>There are good reasons to change the hash size. When the endgame approaches, the >>>>engine starts to slow down due to tablebase access. This can be extreme and >>>>causes severe hard drive chugging. According to my tests, the only way to speed >>>>it up again is to lower hash size. At least it works that way on my computer. >>>>Now I suppose you will claim that my processor is overheating, or I need to do a >>>>scandisk, defrag, etc. >>>> >>>>Why not just face it - Shredder 8 is buggy in the native CB GUI (particularly in >>>>Infinite Analysis mode), but it works fine in the Classic Shredder GUI! >>>>WP >>>Hello William >>> >>>I have the latest GUI running Shredder 8. Windows XP with 1 gb ram. I tried to >>>re-create the error you mentioned but could not. Every thing works fine on my >>>machine. >>> >>>Regards >>> >>>Mike >> >>Also tried accessing help while engine was running in infinite analysis mode. >>The engine carried on calculating normaly. >> >>Regards >> >>Mike > >Then something is different about our machines. I am running an AMD Athlon XP >2400+ processor at 2.0GHz, 1GB RAM, and the English version of Windows XP Home >(SP1) with all of the latest upgrades. I wonder... Does Chessbase (or you) test >these programs on an Athlon processor, or only on Pentium processors? Are they >tested on Windows XP Home (SP1)? >WP Looks like we have very similar machine specs. Athlon 2400 xp running at 2.0 Ghz, 1 Gb Ram, Nvidia Geoforce 4 TI 4200 graphics card, Creative Audigy sound card, English version of windows xp home. All the latest updates for windows, graphics card, motherboard and bios. Regards Mike
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