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Subject: Re: Leiden depressions

Author: Robert Hyatt

Date: 11:39:43 11/05/01

Go up one level in this thread


On November 05, 2001 at 07:56:42, Vincent Diepeveen wrote:

>On November 04, 2001 at 14:52:47, Gian-Carlo Pascutto wrote:
>
>not restarting your program is allowed, i fail to find that
>anywhere in the tournament rules.
>
>if you use winboard, face reality then. You'll lose on flag
>before it's even clear that your engine blows the position.
>
>Thomas Mayer has found some kind of nerd solution to not lose on time.
>Well either write your own interface, hack winboard like Bruce Moreland
>did for the world champs, find a nerd solution like Thomas did,
>or don't use winboard!
>
>I never used it in the tournaments i played when diep was a console
>application only. Note that initially it wasn't even allowed to make
>time corrections. Now it's allowed to synchronize time, which is a good
>thing. Next tournament you want to restart your engine?
>
>O wait here it goes cool. Bob's quad doesn't have my own EGTBs. Nalimov
>code doesn't compile on gcc 3.0.2, so the reason i didn't run 4x 700 last
>weekend but my own 800Mhz machine (note a dual AMD, as the mainboard
>stopped working suddenly) was because i have 3.0.2 installed here at home.


Why not compile on my quad.  I use 2.95.2 still and it compiles all the
EGTB stuff just fine...


>
>So at Bobs machine i couldn't use EGTBs at all, apart from the fact that
>i could only allocate 32MB ram there.

shmmax was set to 400000000.  In fact, I found at least one 320000000mb shared
segment left lying around after you finished.  Perhaps you couldn't get another
until you released that one.  (ipcrm)

>
>Restarting diep with an old diep version that was compiled with gcc 3.0.0
>which does compile nalimov egtb.cpp file, would of course solve that problem.
>
>Even only restarting it at my own 800Mhz machine with egtbs in far
>endgame would solve that problem.
>
>That isn't allowed either is it?
>
>Let's see:
>  paderborn99 i used diep in console and not in winboard
>  world champs 99 i used diep in console and not in xboard
>  dutch champs 99 i used diep in console and not with xboard
>  paderborn2000 i used diep in console and not with xboard
>  world champs2000 i used diep in console and not with winboard
>  in world champs 2000 blitz i used diep in console. That was hell,
>  but i had to do it that way, i had no other options.
>  paderborn2001 i used diep in console and not with xboard
>  i-csvn2001 i used diep in console and not with xboard
>  world champs 2001 i used my own GUI and because i never tested it in blitz
>  i missed world title blitz by some few seconds as the interface needed
>  like 5 seconds anyway to just start search. So i forfeited chanceless
>  against goliath one last round.
>
>Now i play Tao, and he uses winboard. So he takes risk. When i arrived
>in tournament hall (i had to play national competition at the same day
>and i had lost) i took over operating DIEP again. Bas couldn't complain
>about losing much time in the start of the game, but when i took over
>in the 2 bishops for diep against Tao Rook and 2 pawns endgame (and some
>other material) endgame, then i warned him after a few moves that time
>was a crucial factor.
>
>For years i played in console as you can see above. Many people always
>forfeited, i was even laughed at in CCC when i forfeited against junior
>in WMCC2000. Now i win on time because of something which i always prevented
>by playing in textmode. Playing in textmode/console is hard. Now i must
>be such a stupid guy to offer my opponent a draw because he is that stupid,
>apart from the fact that just like the tournament before he could lose
>the game again for some silly suicide reason of the engine?
>
>Remember tournament before this i won against tao from a position where
>i was a queen down. Hardly compensation, but then it was a draw. then
>after some time i still won.
>
>Now i have endgame, guy begging for a draw. he forfeits before even proving
>whether his engine is improved. I take the point of course, just like others
>took my point and just like i had suffered all these years for running in
>textmode as i had a winboard engines for some years.
>
>If you use winboard, you take a RISK. If that still isn't clear, i advice
>to use winboard without preparations next tournament.
>
>Bas had before game allocated only 10 minutes operator time for the whole
>game. Game was near 90 moves or so. In short he shouldn't complain. If
>i would have wanted him to forfeit on time he would have forfeited at move
>50 or so.
>
>>On November 03, 2001 at 18:01:24, Bas Hamstra wrote:
>>
>>>Against Diep Winboard's clock was slightly out of sync with the real clock.
>>>Don't ever let that happen! Amazing how fast the difference grows and you CAN'T
>>>adjust the clock in Winboard. A couple of minutes difference is *deadly*. And,
>>>though it is allowed to adjust the engine clock, apparently it is not allowed to
>>>restart Winboard+engine with a corrected time. Vincent was the first to point
>>>that out to the tournament directors. "Not allowed! If I can't restart my engine
>>>for table bases, HE can't bla bla bla..." (Tao +0.90 Diep +0.001 but drawish
>>>IMO). Whatever I would have done in this situation, *not* this pityful "no no,
>>>not allowed!". The 30 nullmoves from Diep that followed to push Tao through the
>>>flag I can forgive, but not the "nono".
>>
>>I personally strongly disagreed with the arbiters decision not to allow
>>you to correct the clock. If that requires restarting WinBoard, so what?
>>
>>Vincent's comment is nonsense. The arbiter was there, he saw what you
>>were doing. He would have seen you changing options in the engine if
>>you did so. Synchronising the clock is expressly _allowed_ by the rules.
>>
>>Another thing is that in the game Sjeng-XiniX I accidentally started
>>without setting my 'operatortime'. I called the arbiter and he allowed
>>it. So why wouldn't he allow it there?
>>
>>If it weren't for the fact that you were running on a laptop, I
>>would have *gladly* asked Miss Winboard to 'accidentally' flip
>>the wrong switch again ;)
>>
>>--
>>GCP



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