Path: utzoo!utgpu!jarvis.csri.toronto.edu!clyde.concordia.ca!uunet!mailrus!ames!haven!mimsy!mojo!mojo!djm From: djm@eng.umd.edu (David J. MacKenzie) Newsgroups: comp.unix.i386 Subject: Re: dd curiosity Message-ID: Date: 2 Jan 90 03:43:41 GMT References: <396@zok.UUCP> <1989Dec30.233951.23096@twwells.com> <397@zok.UUCP> Sender: news@eng.umd.edu (The News System) Distribution: na Organization: University of Maryland Lines: 5 In-Reply-To: mark@zok.UUCP's message of 31 Dec 89 22:08:01 GMT With if=myfile dd can use lseek to skip. With if=/dev/rdsk/0p1 perhaps it either can't use lseek or thinks it can't, so uses read to skip instead. Just a guess. -- David J. MacKenzie