From owner-freebsd-stable@FreeBSD.ORG Thu Dec 22 03:51:48 2005 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6DDEE16A41F for ; Thu, 22 Dec 2005 03:51:48 +0000 (GMT) (envelope-from james_mapson@umpquanet.com) Received: from ns.museum.rain.com (gw-ipinc.museum.rain.com [65.75.192.74]) by mx1.FreeBSD.org (Postfix) with ESMTP id 56FBD43D86 for ; Thu, 22 Dec 2005 03:51:17 +0000 (GMT) (envelope-from james_mapson@umpquanet.com) Received: from ns.museum.rain.com (localhost [127.0.0.1]) by ns.museum.rain.com (8.13.4/8.13.4) with ESMTP id jBM3oqu4025255 (version=TLSv1/SSLv3 cipher=DHE-DSS-AES256-SHA bits=256 verify=NO) for ; Wed, 21 Dec 2005 19:50:54 -0800 (PST) (envelope-from james@umpquanet.com) Received: (from james@localhost) by ns.museum.rain.com (8.13.4/8.13.4/Submit) id jBM3oplM025254 for freebsd-stable@freebsd.org; Wed, 21 Dec 2005 19:50:51 -0800 (PST) (envelope-from james) Date: Wed, 21 Dec 2005 19:50:49 -0800 From: James Long To: freebsd-stable@freebsd.org Message-ID: <20051222035049.GA25222@ns.museum.rain.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.11 X-Spam-Status: No, score=-101.4 required=5.0 tests=ALL_TRUSTED, USER_IN_WHITELIST autolearn=failed version=3.1.0 X-Spam-Checker-Version: SpamAssassin 3.1.0 (2005-09-13) on ns.museum.rain.com Subject: Reboots under 6.0 while exercising md device X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Dec 2005 03:51:48 -0000 For some reason, this script: #!/bin/sh DEV=$(md_config -a -t malloc -s 500m) newfs -i 512 -U /dev/$DEV mount /dev/$DEV /mnt cp -Rp /usr/src /mnt/ will kill my machine. I get zillions (well, hundreds at least, without a serial console I can't count them) of: Dec 21 19:16:27 test kernel: g_vfs_done():md0[WRITE(offset=352649216, length=16384)]error = 28 Dec 21 19:16:27 test kernel: g_vfs_done():md0[WRITE(offset=352665600, length=12288)]error = 28 with varying offsets and lengths, but seemingly always error 28 The system does not panic orderly, but rather spontaneously reboots after spewing a lot of the above error messages (5-20 secs worth). This is on a Compaq Proliant ML370 with 1 GB RAM, dmesg below. What do I need to fix to be able to use a RAM-backed filesystem? Jim FWIW, this script does not seem to freak out my machine, This led me to consider inode starvation, but '-i 512' results in over 60000 inodes for what I estimate to be < 40000 files in /usr/src. #!/bin/sh DEV=$(mdconfig -a -t malloc -s 500m) newfs -i 512 -U /dev/$DEV mount /dev/$DEV /mnt dd if=/dev/zero of=/mnt/1M bs=1024 count=1024 for j in $(jot 450); do { cp -p /mnt/1M /mnt/1M.$(printf "%03d" $j) } done After that, df -h /mnt shows: /dev/md0 484M 458M -13M 103% /mnt Here's the dmesg: Copyright (c) 1992-2005 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD 6.0-RELEASE #0: Wed Dec 21 15:40:38 PST 2005 root@test.museum.rain.com:/usr/obj/usr/src/sys/SMP Timecounter "i8254" frequency 1193182 Hz quality 0 CPU: Intel Pentium III (996.85-MHz 686-class CPU) Origin = "GenuineIntel" Id = 0x686 Stepping = 6 Features=0x383fbff real memory = 1073725440 (1023 MB) avail memory = 1041682432 (993 MB) MPTable: FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs cpu0 (BSP): APIC ID: 1 cpu1 (AP): APIC ID: 0 ioapic0: Changing APIC ID to 8 ioapic0: Assuming intbase of 0 ioapic0 irqs 0-34 on motherboard npx0: [FAST] npx0: on motherboard npx0: INT 16 interface cpu0 on motherboard cpu1 on motherboard pcib0: pcibus 0 on motherboard pci0: on pcib0 sym0: <1510d> port 0x2000-0x20ff mem 0xc6effc00-0xc6efffff,0xc6efe000-0xc6efefff irq 11 at device 1.0 on pci0 sym0: No NVRAM, ID 7, Fast-40, LVD, parity checking sym0: [GIANT-LOCKED] sym1: <1510d> port 0x2400-0x24ff mem 0xc6efdc00-0xc6efdfff,0xc6efc000-0xc6efcfff irq 15 at device 1.1 on pci0 sym1: No NVRAM, ID 7, Fast-40, LVD, parity checking sym1: [GIANT-LOCKED] fxp0: port 0x2800-0x283f mem 0xc6efb000-0xc6efbfff,0xc6d00000-0xc6dfffff irq 5 at device 2.0 on pci0 miibus0: on fxp0 inphy0: on miibus0 inphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto fxp0: Ethernet address: 00:02:a5:64:d5:4e pci0: at device 3.0 (no driver attached) pci0: at device 4.0 (no driver attached) isab0: at device 15.0 on pci0 isa0: on isab0 atapci0: port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0x3000-0x300f at device 15.1 on pci0 ata0: on atapci0 ata1: on atapci0 pcib3: pcibus 3 on motherboard pci3: on pcib3 ida0: port 0x4000-0x40ff mem 0xc6fff000-0xc6ffffff irq 10 at device 6.0 on pci3 ida0: [GIANT-LOCKED] ida0: drives=1 firm_rev=1.18 idad0: on ida0 idad0: 17363MB (35561280 sectors), blocksize=512 eisa0: on motherboard mainboard0: on eisa0 slot 0 eisa0: unknown card @@D9004 (0x00049004) at slot 2 pmtimer0 on isa0 orm0: at iomem 0xc0000-0xc7fff,0xc8000-0xcbfff,0xe8000-0xedfff,0xee000-0xeffff on isa0 atkbdc0: at port 0x60,0x64 on isa0 atkbd0: irq 1 on atkbdc0 kbd0 at atkbd0 atkbd0: [GIANT-LOCKED] psm0: irq 12 on atkbdc0 psm0: [GIANT-LOCKED] psm0: model IntelliMouse, device ID 3 fdc0: at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0 fdc0: [FAST] fd0: <1440-KB 3.5" drive> on fdc0 drive 0 ppc0: at port 0x378-0x37f irq 7 on isa0 ppc0: Generic chipset (NIBBLE-only) in COMPATIBLE mode ppbus0: on ppc0 plip0: on ppbus0 lpt0: on ppbus0 lpt0: Interrupt-driven port ppi0: on ppbus0 sc0: at flags 0x100 on isa0 sc0: VGA <16 virtual consoles, flags=0x300> sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0 sio0: type 16550A sio1 at port 0x2f8-0x2ff irq 3 on isa0 sio1: type 16550A vga0: at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0 Timecounters tick every 1.000 msec acd0: CDROM at ata0-master PIO4 Waiting 5 seconds for SCSI devices to settle SMP: AP CPU #1 Launched! Trying to mount root from ufs:/dev/idad0s1a WARNING: / was not properly dismounted WARNING: /tmp was not properly dismounted WARNING: /usr was not properly dismounted WARNING: /var was not properly dismounted