On Mon, May 28, 2007 at 10:45:20PM +0100, Matthias Scheler wrote:

> The problem is however similar. The system works perfectly stable (weeks
> of uptime) if I leave the RAIDframe mirror in its current state (one
> component failed). As soon as I try to rewrite the parity the system
> freezes in less than an hour and needs to be resetted.

Just as a datapoint I have a system with a RAID 1 set that has been running
24x7 for the last 2.5 years, without a panic or any noticed data corruption
problems.

Andrew

NetBSD 3.1.0_PATCH (AP140R-E1) #0: Wed Nov 29 03:30:45 GMT 2006
ad@foo
total memory = 1023 MB
avail memory = 998 MB
BIOS32 rev. 0 found at 0xfb7d0
mainbus0 (root)
cpu0 at mainbus0: (uniprocessor)
cpu0: Intel (686-class), 2394.10 MHz, id 0xf33
cpu0: features bfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
cpu0: features bfebfbff<PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX>
cpu0: features bfebfbff<FXSR,SSE,SSE2,SS,HTT,TM,SBF>
cpu0: features2 41d<SSE3,MONITOR,DS-CPL,CID>
cpu0: "Intel(R) Pentium(R) 4 CPU 2.40GHz"
cpu0: I-cache 12K uOp cache 8-way
cpu0: L2 cache 1 MB 64B/line 8-way
cpu0: ITLB 4K/4M: 128 entries
cpu0: DTLB 4K/4M: 64 entries
cpu0: running without thermal monitor!
cpu0: 32 page colors
pci0 at mainbus0 bus 0: configuration mode 1
pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
pchb0 at pci0 dev 0 function 0
pchb0: Intel 82875P Host (rev. 0x02)
ppb0 at pci0 dev 3 function 0: Intel 82875P PCI-CSA Bridge (rev. 0x02)
pci1 at ppb0 bus 1
pci1: i/o space, memory space enabled
wm0 at pci1 dev 1 function 0: Intel i82547GI 1000BASE-T Ethernet, rev. 0
wm0: interrupting at irq 11
wm0: Communication Streaming Architecture
wm0: 65536 word (16 address bits) SPI EEPROM
wm0: Ethernet address 00:11:2f:2e:4f:ea
igphy0 at wm0 phy 1: Intel IGP01E1000 Gigabit PHY, rev. 0
igphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
ppb1 at pci0 dev 28 function 0: Intel 6300ESB PCI-X Bridge (rev. 0x02)
pci2 at ppb1 bus 2
pci2: i/o space, memory space enabled, rd/line, wr/inv ok
Intel 6300ESB USB UHCI Controller (USB serial bus, revision 0x02) at pci0 dev 29 function 0 not configured
Intel 6300ESB USB UHCI Controller (USB serial bus, revision 0x02) at pci0 dev 29 function 1 not configured
Intel 6300ESB Watchdog Timer (miscellaneous system, revision 0x02) at pci0 dev 29 function 4 not configured
Intel 6300ESB Advanced Interrupt Controller (interrupt system, interface 0x20, revision 0x02) at pci0 dev 29 function 5 not configured
Intel 6300ESB USB EHCI Controller (USB serial bus, interface 0x20, revision 0x02) at pci0 dev 29 function 7 not configured
ppb2 at pci0 dev 30 function 0: Intel 82801BA Hub-PCI Bridge (rev. 0x0a)
pci3 at ppb2 bus 3
pci3: i/o space, memory space enabled
vga0 at pci3 dev 3 function 0: ATI Technologies Rage XL (rev. 0x27)
wsdisplay0 at vga0 kbdmux 1
wsmux1: connecting to wsdisplay0
wm1 at pci3 dev 5 function 0: Intel i82541GI 1000BASE-T Ethernet, rev. 0
wm1: interrupting at irq 10
wm1: 32-bit 33MHz PCI bus
wm1: 64 word (6 address bits) MicroWire EEPROM
wm1: Ethernet address 00:11:2f:2e:4f:e9
igphy1 at wm1 phy 1: Intel IGP01E1000 Gigabit PHY, rev. 0
igphy1: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
pcib0 at pci0 dev 31 function 0
pcib0: Intel 6300ESB LPC Interface Bridge (rev. 0x02)
piixide0 at pci0 dev 31 function 2
piixide0: Intel 6300ESB Serial ATA Controller (rev. 0x02)
piixide0: bus-master DMA support present
piixide0: primary channel configured to compatibility mode
piixide0: primary channel interrupting at irq 14
atabus0 at piixide0 channel 0
piixide0: secondary channel configured to compatibility mode
piixide0: secondary channel interrupting at irq 15
atabus1 at piixide0 channel 1
Intel 6300ESB SMBus Controller (SMBus serial bus, revision 0x02) at pci0 dev 31 function 3 not configured
isa0 at pcib0
com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
com0: console
pckbc0 at isa0 port 0x60-0x64
pckbdprobe: reset response 0xfc
pms0 at pckbc0 (aux slot)
pckbc0: using irq 12 for aux slot
wsmouse0 at pms0 mux 0
pcppi0 at isa0 port 0x61
sysbeep0 at pcppi0
npx0 at isa0 port 0xf0-0xff: using exception 16
Kernelized RAIDframe activated
wd0 at atabus0 drive 0: <WDC WD1600JD-00FYB0>
wd0: drive supports 16-sector PIO transfers, LBA48 addressing
wd0: 149 GB, 310101 cyl, 16 head, 63 sec, 512 bytes/sect x 312581808 sectors
wd0: 32-bit data port
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
wd1 at atabus0 drive 1: <WDC WD1600JD-00FYB0>
wd1: drive supports 16-sector PIO transfers, LBA48 addressing
wd1: 149 GB, 310101 cyl, 16 head, 63 sec, 512 bytes/sect x 312581808 sectors
wd1: 32-bit data port
wd1: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
wd0(piixide0:0:0): using PIO mode 4, Ultra-DMA mode 5 (Ultra/100) (using DMA)
wd1(piixide0:0:1): using PIO mode 4, Ultra-DMA mode 5 (Ultra/100) (using DMA)
atapibus0 at atabus1: 2 targets
cd0 at atapibus0 drive 1: <TOSHIBA ODD-DVD SD-M1802, , 1031> cdrom removable
cd0: 32-bit data port
cd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 2 (Ultra/33)
cd0(piixide0:1:1): using PIO mode 4, Ultra-DMA mode 2 (Ultra/33) (using DMA)
raid0: RAID Level 1
raid0: Components: /dev/wd0a /dev/wd1a
raid0: Total Sectors: 312581632 (152627 MB)
boot device: raid0
root on raid0a dumps on raid0b
root file system type: ffs
Accounting started