I get heaps of these errors, which I think is causing some of my md constituents to fail, in particular hdc4 which is 12GB, making up the largest md being 23GB. Jan 11 20:20:29 gulag kernel: hdc: read_intr: status=0x59 { DriveReady SeekComplete DataRequest Error } Jan 11 20:20:29 gulag kernel: hdc: read_intr: error=0x04 { DriveStatusError } A BIOS bad sector check showed that the drive is ok (its only 2 months old). The board is an Abit BE6. Thanks Scott Thomson My startup sequence is as follows Jan 12 00:15:02 gulag syslogd 1.3-3#31: restart. Jan 12 00:15:02 gulag kernel: klogd 1.3-3#31, log source = /proc/kmsg started. Jan 12 00:15:02 gulag kernel: Cannot find map file. Jan 12 00:15:02 gulag kernel: No module symbols loaded - kernel modules not enabled. Jan 12 00:15:02 gulag kernel: Linux version 2.2.13 (root@underdog) (gcc version 2.7.2.3) #4 Mon Dec 6 05:53:40 EST 1999 Jan 12 00:15:02 gulag kernel: Detected 451025673 Hz processor. Jan 12 00:15:02 gulag kernel: Console: colour VGA+ 80x25 Jan 12 00:15:02 gulag kernel: Calibrating delay loop... 450.56 BogoMIPS Jan 12 00:15:02 gulag kernel: Memory: 63448k/65536k available (768k kernel code, 416k reserved, 860k data, 44k init) Jan 12 00:15:02 gulag kernel: CPU: Intel Pentium III (Katmai) stepping 03 Jan 12 00:15:02 gulag kernel: Checking 386/387 coupling... OK, FPU using exception 16 error reporting. Jan 12 00:15:02 gulag kernel: Checking 'hlt' instruction... OK. Jan 12 00:15:02 gulag kernel: POSIX conformance testing by UNIFIX Jan 12 00:15:02 gulag kernel: mtrr: v1.35a (19990819) Richard Gooch (rgooch@atnf.csiro.au) Jan 12 00:15:02 gulag kernel: PCI: PCI BIOS revision 2.10 entry at 0xfb420 Jan 12 00:15:02 gulag kernel: PCI: Using configuration type 1 Jan 12 00:15:02 gulag kernel: PCI: Probing PCI hardware Jan 12 00:15:02 gulag kernel: Linux NET4.0 for Linux 2.2 Jan 12 00:15:02 gulag kernel: Based upon Swansea University Computer Society NET3.039 Jan 12 00:15:02 gulag kernel: NET4: Unix domain sockets 1.0 for Linux NET4.0. Jan 12 00:15:02 gulag kernel: NET4: Linux TCP/IP 1.0 for NET4.0 Jan 12 00:15:02 gulag kernel: IP Protocols: ICMP, UDP, TCP Jan 12 00:15:02 gulag kernel: Starting kswapd v 1.5 Jan 12 00:15:02 gulag kernel: Serial driver version 4.27 with no serial options enabled Jan 12 00:15:02 gulag kernel: ttyS00 at 0x03f8 (irq = 4) is a 16550A Jan 12 00:15:02 gulag kernel: ttyS01 at 0x02f8 (irq = 3) is a 16550A Jan 12 00:15:02 gulag kernel: RAM disk driver initialized: 16 RAM disks of 4096K size Jan 12 00:15:02 gulag kernel: loop: registered device at major 7 Jan 12 00:15:02 gulag kernel: Uniform Multi-Platform E-IDE driver Revision: 6.20 Jan 12 00:15:02 gulag kernel: PIIX4: IDE controller on PCI bus 00 dev 39 Jan 12 00:15:02 gulag kernel: PIIX4: not 100% native mode: will probe irqs later Jan 12 00:15:02 gulag kernel: ide0: BM-DMA at 0xf000-0xf007, BIOS settings: hda:DMA, hdb:pio Jan 12 00:15:02 gulag kernel: ide1: BM-DMA at 0xf008-0xf00f, BIOS settings: hdc:DMA, hdd:pio Jan 12 00:15:02 gulag kernel: HPT366: onboard version of chipset, pin1=1 pin2=2 Jan 12 00:15:02 gulag kernel: HPT366: IDE controller on PCI bus 00 dev 98 Jan 12 00:15:02 gulag kernel: HPT366: not 100% native mode: will probe irqs later Jan 12 00:15:02 gulag kernel: ide2: BM-DMA at 0xe000-0xe007, BIOS settings: hde:DMA, hdf:pio Jan 12 00:15:02 gulag kernel: HPT366: IDE controller on PCI bus 00 dev 99 Jan 12 00:15:02 gulag kernel: HPT366: not 100% native mode: will probe irqs later Jan 12 00:15:02 gulag kernel: ide3: BM-DMA at 0xec00-0xec07, BIOS settings: hdg:DMA, hdh:pio Jan 12 00:15:02 gulag kernel: hda: QUANTUM FIREBALL CX13.0A, ATA DISK drive Jan 12 00:15:02 gulag kernel: hdc: QUANTUM FIREBALL CX13.0A, ATA DISK drive Jan 12 00:15:02 gulag kernel: hde: QUANTUM FIREBALL CX13.0A, ATA DISK drive Jan 12 00:15:02 gulag kernel: hdg: QUANTUM FIREBALL CX13.0A, ATA DISK drive Jan 12 00:15:02 gulag kernel: ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 Jan 12 00:15:02 gulag kernel: ide1 at 0x170-0x177,0x376 on irq 15 Jan 12 00:15:02 gulag kernel: ide2 at 0xd800-0xd807,0xdc02 on irq 11 Jan 12 00:15:02 gulag kernel: ide3 at 0xe400-0xe407,0xe802 on irq 11 Jan 12 00:15:02 gulag kernel: hda: QUANTUM FIREBALL CX13.0A, 12416MB w/418kB Cache, CHS=12614/32/63, UDMA(33) Jan 12 00:15:02 gulag kernel: hdc: QUANTUM FIREBALL CX13.0A, 12416MB w/418kB Cache, CHS=25228/16/63, UDMA(33) Jan 12 00:15:02 gulag kernel: hde: QUANTUM FIREBALL CX13.0A, 12416MB w/418kB Cache, CHS=25228/16/63, UDMA(66) Jan 12 00:15:02 gulag kernel: hdg: QUANTUM FIREBALL CX13.0A, 12416MB w/418kB Cache, CHS=25228/16/63, UDMA(66) Jan 12 00:15:02 gulag kernel: Floppy drive(s): fd0 is 1.44M Jan 12 00:15:02 gulag kernel: FDC 0 is a post-1991 82077 Jan 12 00:15:02 gulag kernel: md driver 0.90.0 MAX_MD_DEVS=256, MAX_REAL=12 Jan 12 00:15:02 gulag kernel: raid5 personality registered Jan 12 00:15:02 gulag kernel: raid5: measuring checksumming speed Jan 12 00:15:02 gulag kernel: raid5: MMX detected, trying high-speed MMX checksum routines Jan 12 00:15:02 gulag kernel: pII_mmx : 990.219 MB/sec Jan 12 00:15:02 gulag kernel: p5_mmx : 1046.988 MB/sec Jan 12 00:15:02 gulag kernel: 8regs : 775.335 MB/sec Jan 12 00:15:02 gulag kernel: 32regs : 475.869 MB/sec Jan 12 00:15:02 gulag kernel: using fastest function: p5_mmx (1046.988 MB/sec) Jan 12 00:15:02 gulag kernel: rtl8139.c:v1.07 5/6/99 Donald Becker http://cesdis.gsfc.nasa.gov/linux/drivers/rtl8139.html Jan 12 00:15:02 gulag kernel: eth0: RealTek RTL8139 Fast Ethernet at 0xd400, IRQ 12, 00:48:54:3f:78:42. Jan 12 00:15:02 gulag kernel: md.c: sizeof(mdp_super_t) = 4096 Jan 12 00:15:02 gulag kernel: Partition check: Jan 12 00:15:02 gulag kernel: hda: [PTBL] [1027/255/63] hda1 hda2 hda3 hda4 Jan 12 00:15:02 gulag kernel: hdc: hdc1 hdc2 hdc3 hdc4 Jan 12 00:15:02 gulag kernel: hde:hde: timeout waiting for DMA Jan 12 00:15:02 gulag kernel: hde: irq timeout: status=0x58 { DriveReady SeekComplete DataRequest } Jan 12 00:15:02 gulag kernel: hde: DMA disabled Jan 12 00:15:02 gulag kernel: ide2: reset: success Jan 12 00:15:02 gulag kernel: hde1 hde2 hde3 hde4 Jan 12 00:15:02 gulag kernel: hdg: hdg1 hdg2 hdg3 hdg4 Jan 12 00:15:02 gulag kernel: autodetecting RAID arrays ... etc etc - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/