Path: utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!ames!oliveb!amiga!neil From: neil@amiga.UUCP (Neil Katin) Newsgroups: comp.sys.amiga.tech Subject: Re: Trackdisk and stuff, error handling Keywords: Disk, ERROR, trackdisk Message-ID: <2511@amiga.UUCP> Date: 27 Jun 88 08:38:33 GMT References: <4018@pasteur.Berkeley.Edu> Reply-To: neil@spam.UUCP (Neil Katin) Organization: Commodore-Amiga Inc, Los Gatos CA Lines: 14 In article <4018@pasteur.Berkeley.Edu> koster@cory.Berkeley.EDU.UUCP (Kevin Oster) writes: | I have some questions about how trackdisk handles disk errors. | |1) Does it sometimes do a track read, notice a checksum error, then read | the sector in again to see if it could be a read error? (That is, is | reading from the disk sometimes flaky.) | |2) Or does it, when it sees an error, home the heads and step out again | right away, which causes the telltale disk error sound? It does both. It tries to re-read the track 10 times, and seeks back to cyclinder 0 (a "restore") every fourth try. Neil Katin