Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site umcp-cs.UUCP Path: utzoo!watmath!clyde!burl!ulysses!allegra!mit-eddie!think!harvard!seismo!umcp-cs!chris From: chris@umcp-cs.UUCP (Chris Torek) Newsgroups: net.unix-wizards Subject: Re: Help needed with DR11-W driver Message-ID: <1286@umcp-cs.UUCP> Date: Sun, 18-Aug-85 00:13:48 EDT Article-I.D.: umcp-cs.1286 Posted: Sun Aug 18 00:13:48 1985 Date-Received: Tue, 20-Aug-85 06:52:41 EDT References: <116@mcgill-vision.UUCP> Organization: U of Maryland, Computer Science Dept., College Park, MD Lines: 14 >... After about 30 seconds of exerciser transfers, someone >(presumably the driver) corrupts something and we get messages >like (usually inode 2): > >bad dir entry ino 2 offset 0: mangled entry The most common (?) cause of those symptoms is something tromping on the buffer cache. (I managed to do this once in the course of writing the mass driver, by using geteblk(10240); nothing in the kernel checked the size of the request. I fixed *that* too....) -- In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 4251) UUCP: seismo!umcp-cs!chris CSNet: chris@umcp-cs ARPA: chris@maryland