Исходное сообщение Снеж
а шо такое вооще ЛОГ?? ((

log, якщо не помиляюсь, означає журнал. щоб не збрехать, перекладемо "яндексом" (хоч він і сам частенько бреше)

ось воно:
log-book

сущ.

1) вахтенный/бортовой журнал; журнал радиостанции и т. п.

2) формуляр (автомашины, самолета)

а також вебстерський онлайн-словник:
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Main Entry: 1log
Pronunciation: 'log, 'läg
Function: noun
Usage: often attributive
Etymology: Middle English logge, probably of Scandinavian origin; akin to Old Norse lAg fallen tree; akin to Old English licgan to lie -- more at LIE
1 : a usually bulky piece or length of unshaped timber; especially : a length of a tree trunk ready for sawing and over six feet (1.8 meters) long
2 : an apparatus for measuring the rate of a ship's motion through the water that consists of a block fastened to a line and run out from a reel
3 a : the record of the rate of a ship's speed or of her daily progress; also : the full nautical record of a ship's voyage b : the full record of a flight by an aircraft
4 : a record of performance, events, or day-to-day activities