From owner-freebsd-questions Sun Jul 14 15:11:30 1996 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id PAA02375 for questions-outgoing; Sun, 14 Jul 1996 15:11:30 -0700 (PDT) Received: from guardian.fortress.org ([199.84.158.128]) by freefall.freebsd.org (8.7.5/8.7.3) with SMTP id PAA02362 for ; Sun, 14 Jul 1996 15:11:25 -0700 (PDT) Received: (from andrew@localhost) by guardian.fortress.org (8.6.12/8.6.12) id SAA15444; Sun, 14 Jul 1996 18:11:31 -0400 Date: Sun, 14 Jul 1996 18:11:31 -0400 (EDT) From: Andrew Webster Reply-To: andrew@pubnix.net To: questions@freebsd.org Subject: Help with phantom disk read errors Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-questions@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Hi, I've been having some problems with "phantom" disk read errors reported by the controller, but when I run the Adaptec bios' media scan, it doesn't detect anything wrong. Below is the output of 'dmesg' from boot until crash after read errors. Currently the entire system, a news server, is running on sd0. Any suggestions would be appreciated! FreeBSD 2.1-STABLE #0: Sun Jul 7 09:20:57 1996 root@:/usr/src/2.1.0-STABLE/sys/compile/NEWS CPU: 60-MHz Pentium 510\\60 (Pentium-class CPU) Origin = "GenuineIntel" Id = 0x517 Stepping=7 Features=0x1bf real memory = 20971520 (20480K bytes) avail memory = 18808832 (18368K bytes) Probing for devices on PCI bus 0: pci0:16: OPTI, device=0xc822, class=bridge (host) [no driver assigned] Probing for devices on the ISA bus: scprobe: keyboard RESET failed fe sc0 at 0x60-0x6f irq 1 on motherboard sc0: VGA color <16 virtual consoles, flags=0x0> sio0 at 0x3f8-0x3ff irq 4 on isa sio0: type 16450 sio1 not found at 0x2f8 lpt0 at 0x378-0x37f irq 7 on isa lpt0: Interrupt-driven port lp0: TCP/IP capable interface fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa fdc0: NEC 765 fd0: 1.44MB 3.5in fd1: 1.2MB 5.25in aha0 at 0x330-0x333 irq 11 drq 5 on isa aha0 waiting for scsi devices to settle (aha0:0:0): "QUANTUM XP32150 581H" type 0 fixed SCSI 2 sd0(aha0:0:0): Direct-Access 2050MB (4199760 512 byte sectors) (aha0:2:0): "TOSHIBA MK538FB 6062" type 0 fixed SCSI 2 sd1(aha0:2:0): Direct-Access 1170MB (2396970 512 byte sectors) 1 3C5x9 board(s) on ISA found at 0x300 ep0 at 0x300-0x30f irq 10 on isa ep0: aui/utp[*AUI*] address 00:a0:24:00:79:68 irq 10 npx0 on motherboard npx0: INT 16 interface sd0(aha0:0:0): MEDIUM ERROR info:386d63 asc:11,0 Unrecovered read error , retries:4 /usr/local/news/spool: optimization changed from SPACE to TIME sd0(aha0:0:0): MEDIUM ERROR info:3f85b3 asc:11,0 Unrecovered read error , retries:4 sd0(aha0:0:0): MEDIUM ERROR info:3f85b3 asc:11,0 Unrecovered read error , retries:3 sd0(aha0:0:0): MEDIUM ERROR info:3f85b3 asc:11,0 Unrecovered read error , retries:2 sd0(aha0:0:0): MEDIUM ERROR info:3f85b6 asc:11,0 Unrecovered read error , retries:4 sd0(aha0:0:0): MEDIUM ERROR info:3f85b5 asc:11,0 Unrecovered read error , retries:4 sd0(aha0:0:0): MEDIUM ERROR info:3f85b7 asc:11,0 Unrecovered read error , retries:4 sd0(aha0:0:0): timed out sd0(aha0:0:0): ABORTED COMMAND asc:4e,0 Overlapped commands attempted , retries:3 sd0(aha0:0:0): MEDIUM ERROR info:39bb26 asc:11,0 Unrecovered read error , retries:4 sd0(aha0:0:0): MEDIUM ERROR info:39bb26 asc:11,0 Unrecovered read error , retries:3 sd0(aha0:0:0): MEDIUM ERROR info:3ca270 asc:11,0 Unrecovered read error , retries:4 sd0(aha0:0:0): timed out sd0(aha0:0:0): timed out sd0(aha0:0:0): ABORTED COMMAND asc:4e,0 Overlapped commands attempted , retries:1 mode = 0100664, inum = 326121, fs = /usr/local/news/spool panic: ffs_valloc: dup alloc syncing disks... 5 5 4 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 giving up Automatic reboot in 15 seconds - press a key on the console to abort Rebooting... Andrew Webster - andrew@pubnix.net - http://www.pubnix.net PubNIX Montreal - Connected to the world - Branche au monde 514-990-5911 - P.O. Box 147, Cote St-Luc, Quebec, H4V 2Y3