Author: Robert Hyatt
Date: 06:05:56 06/21/02
Go up one level in this thread
On June 20, 2002 at 21:07:47, Dieter Buerssner wrote: >On June 20, 2002 at 17:46:54, Robert Hyatt wrote: > >>On June 20, 2002 at 13:14:15, Dieter Buerssner wrote: >> >>>On June 20, 2002 at 11:33:30, Robert Hyatt wrote: >>> >>>>On June 20, 2002 at 11:10:52, Louis Fagliano wrote: >>>>>Besides, in a power failure don't most programs save the game? I know Rebel >>>>>does because in one game someone accidently kicked the plug of my surge >>>>>protector out of the socket and when I powered up and fired up Rebel, there was >>>>>the game and score still there. I don't know if other programs do this because >>>>>I don't want to power off my computer by unplugging it. >>>>> >>>> >>>> >>>> >>>>Maybe or maybe not. If power fails while you are writing to the disk, that >>>>file is going to be corrupted. Then you are screwed with no backup... >>> >>>On could get it practically fail safe, by having 2 different files. After any >>>move, alternate overwriting one of those with the current >>>move-list/PGN/whatever. The 10 msec or so overhead for each move would be >>>totally unsignificant for typical time controls in >>>"human-operates-on-a-real-board-tournaments". >>> >>>Of course, one could argue, that a power failure may corrupt your whole HD, but >>>then probably typing in the moves manually is the least problem ... >>> >>>BTW, concerning UPS. The operator of Yace at the Leiden 2002 tournament told me, >>>that in the game Isichess-Yace sombody walked over the cables and umplugged >>>them. I guess, something like this can hardly be avoided in general. >>> >>>Regards, >>>Dieter >> >>I don't see a foolproof way to avoid the problem. I have had power >>disconnected, breakers thrown due to overload. Extension cords pulled out >>on the remove end. Etc. > >I don't know, what you mean by "the problem". Do you mean that the move-list >saved to a file is corrupted (even when you use 2 alternating files)? Or do you >mean the problem, that it is practically impossible to avoid a power failure? > >Dietet No.. I meant the problem of losing power, or the net connection, or both. IE I have seen a glass of water dumped into a computer by accident, etc.
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