Kernel 2.2.18 SMP + 2.2.18-B0-raid patch
HW:
- Dual Pentium PRO 200MHz
- 256Mb RAM
- distro -> RH 6.2 w/ latest patches applied
# dmesg
...
raid5: resync finished.
raid5: bug: stripe->bh_new[0], sector 1010936 exists
raid5: bh c09c1620, bh_new c40e39c0
The machine runs fine though... no interminent failure
no data corruption detected (yet?), etc.
# lsmod
Module Size Used by
nfs 46816 3 (autoclean)
iBCS 62032 48 (autoclean)
nfsd 163168 8 (autoclean)
lockd 44432 1 (autoclean) [nfs nfsd]
sunrpc 61200 1 (autoclean) [nfs nfsd lockd]
3c509 6192 1 (autoclean)
ipx 12896 1 (autoclean)
st 25392 0
raid5 19408 2
raid1 8400 4
BusLogic 34640 21
# cat /proc/mdstat
Personalities : [raid1] [raid5]
read_ahead 1024 sectors
md0 : active raid1 sdc1[2] sdb1[1] sda1[0] 1047424 blocks [3/3] [UUU]
md1 : active raid5 sdc3[2] sdb3[1] sda3[0] 3073920 blocks level 5, 64k
chunk, algorithm 2 [3/3] [UUU]
md3 : active raid1 sdc5[2] sdb5[1] sda5[0] 4096896 blocks [3/3] [UUU]
md4 : active raid1 sdc6[2] sdb6[1] sda6[0] 4096896 blocks [3/3] [UUU]
md5 : active raid1 sdc7[2] sdb7[1] sda7[0] 4096896 blocks [3/3] [UUU]
md2 : active raid5 sdc8[2] sdb8[1] sda8[0] 5842688 blocks level 5, 64k
chunk, algorithm 2 [3/3] [UUU]
unused devices: <none>
Yes raid1's are triple mirror.
Partition layout of sda (sdb & sdc are exactly the same):
# fdisk -l /dev/sda
Disk /dev/sda: 64 heads, 32 sectors, 17501 cylinders
Units = cylinders of 2048 * 512 bytes
Device Boot Start End Blocks Id System
/dev/sda1 * 1 1023 1047536 fd Linux raid autodetect
/dev/sda2 1024 1144 123904 82 Linux swap
/dev/sda3 1145 2645 1537024 fd Linux raid autodetect
/dev/sda4 2646 17501 15212544 5 Extended
/dev/sda5 2646 6646 4097008 fd Linux raid autodetect
/dev/sda6 6647 10647 4097008 fd Linux raid autodetect
/dev/sda7 10648 14648 4097008 fd Linux raid autodetect
/dev/sda8 14649 17501 2921456 fd Linux raid autodetect
# cat /proc/interrupts
CPU0 CPU1
0: 57395968 57117799 IO-APIC-edge timer
1: 419 421 IO-APIC-edge keyboard
2: 0 0 XT-PIC cascade
4: 4581212 4485109 IO-APIC-edge serial
5: 13574605 13643836 IO-APIC-edge eth0
8: 10 4 IO-APIC-edge rtc
10: 5828460 5841636 IO-APIC-level BusLogic BT-958
13: 1 0 XT-PIC fpu
NMI: 0
ERR: 0
# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 1
model name : Pentium Pro
stepping : 9
cpu MHz : 200.010
cache size : 256 KB
fdiv_bug : no
hlt_bug : no
sep_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 2
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov
bogomips : 398.95
... (same for processor #1)
# lspci -v
00:02.0 Non-VGA unclassified device: Intel Corporation 82375EB (rev 15)
Flags: bus master, medium devsel, latency 248
00:03.0 IDE interface: Symphony Labs SL82c105 (rev 06) (prog-if 8a
[Master SecP PriP])
Flags: medium devsel, IRQ 14
I/O ports at fce0
00:0c.0 VGA compatible controller: Cirrus Logic GD 5446 (prog-if 00
[VGA])
Flags: medium devsel, IRQ 9
Memory at fd000000 (32-bit, prefetchable)
00:0f.0 SCSI storage controller: BusLogic BT-946C (BA80C30) [MultiMaster
10] (rev 08)
Subsystem: BusLogic: Unknown device 1040
Flags: bus master, fast devsel, latency 64, IRQ 10
I/O ports at fcfc
Memory at feafe000 (32-bit, non-prefetchable)
00:14.0 RAM memory: Intel Corporation 450KX/GX [Orion] - 82453KX/GX
Memory controller (rev 05)
Flags: fast devsel
00:19.0 Host bridge: Intel Corporation 450KX/GX [Orion] - 82454KX/GX PCI
bridge (rev 06)
Flags: bus master, medium devsel, latency 72
00:1a.0 Host bridge: Intel Corporation 450KX/GX [Orion] - 82454KX/GX PCI
bridge (rev 06)
Flags: bus master, medium devsel, latency 72
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