자꾸 혼자 리부팅 됩니다.. centos4.3 Intel S845WD 보드 사용하고 있습니다.

acpid 로그가 생겼던데.. acpid 문제인가요??

[Thu Aug 31 04:48:06 2006] starting up
[Thu Aug 31 04:48:06 2006] 1 rule loaded
[Thu Aug 31 04:51:57 2006] exiting
[Thu Aug 31 04:53:39 2006] starting up
[Thu Aug 31 04:53:39 2006] 1 rule loaded
[Thu Aug 31 05:01:01 2006] starting up
[Thu Aug 31 05:01:01 2006] 1 rule loaded
[Thu Aug 31 05:23:40 2006] exiting
[Thu Aug 31 05:25:22 2006] starting up
[Thu Aug 31 05:25:22 2006] 1 rule loaded
[Thu Aug 31 05:30:24 2006] exiting
[Thu Aug 31 05:32:05 2006] starting up
[Thu Aug 31 05:32:05 2006] 1 rule loaded
[Thu Aug 31 05:33:46 2006] exiting
[Thu Aug 31 05:35:27 2006] starting up
[Thu Aug 31 05:35:27 2006] 1 rule loaded
[Thu Aug 31 07:56:05 2006] starting up
[Thu Aug 31 07:56:05 2006] 1 rule loaded
[Thu Aug 31 10:37:54 2006] starting up
[Thu Aug 31 10:37:54 2006] 1 rule loaded
[Thu Aug 31 15:01:51 2006] starting up
[Thu Aug 31 15:01:52 2006] 1 rule loaded
[Thu Aug 31 18:20:00 2006] starting up
[Thu Aug 31 18:20:00 2006] 1 rule loaded
[Thu Aug 31 20:53:35 2006] starting up
[Thu Aug 31 20:53:35 2006] 1 rule loaded
[Fri Sep 1 05:51:53 2006] starting up
[Fri Sep 1 05:51:53 2006] 1 rule loaded
[Fri Sep 1 09:25:15 2006] starting up
[Fri Sep 1 09:25:15 2006] 1 rule loaded
[Fri Sep 1 14:53:29 2006] starting up
[Fri Sep 1 14:53:29 2006] 1 rule loaded
[Fri Sep 1 15:51:45 2006] starting up
[Fri Sep 1 15:51:45 2006] 1 rule loaded
[Fri Sep 1 17:58:07 2006] starting up
[Fri Sep 1 17:58:07 2006] 1 rule loaded
[Fri Sep 1 22:17:10 2006] starting up
[Fri Sep 1 22:17:10 2006] 1 rule loaded
[Fri Sep 1 22:20:11 2006] starting up
[Fri Sep 1 22:20:11 2006] 1 rule loaded
[Fri Sep 1 22:23:55 2006] starting up
[Fri Sep 1 22:23:55 2006] 1 rule loaded
[Sat Sep 2 02:43:22 2006] starting up
[Sat Sep 2 02:43:22 2006] 1 rule loaded
[Sat Sep 2 05:05:47 2006] starting up
[Sat Sep 2 05:05:47 2006] 1 rule loaded
[Sat Sep 2 05:56:46 2006] starting up
[Sat Sep 2 05:56:46 2006] 1 rule loaded
[Sat Sep 2 06:11:22 2006] starting up
[Sat Sep 2 06:11:22 2006] 1 rule loaded
[Sat Sep 2 06:13:46 2006] starting up
[Sat Sep 2 06:13:46 2006] 1 rule loaded

이건 dmesg 메시지 입니다.

Linux version 2.6.9-42.0.2.EL (buildsvn@build-i386) (gcc version 3.4.6 20060404 (Red Hat 3.4.6-3)) #1 Tue Aug 22 23:56:05 CDT 2006
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000009bc00 (usable)
BIOS-e820: 000000000009bc00 - 000000000009c000 (reserved)
BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000001ffc0000 (usable)
BIOS-e820: 000000001ffc0000 - 000000001fff8000 (ACPI data)
BIOS-e820: 000000001fff8000 - 0000000020000000 (ACPI NVS)
BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000ffb80000 - 00000000ffc00000 (reserved)
BIOS-e820: 00000000fff00000 - 0000000100000000 (reserved)
0MB HIGHMEM available.
511MB LOWMEM available.
found SMP MP-table at 000ff780
Using x86 segment limits to approximate NX protection
zapping low mappings.
On node 0 totalpages: 131008
DMA zone: 4096 pages, LIFO batch:1
Normal zone: 126912 pages, LIFO batch:16
HighMem zone: 0 pages, LIFO batch:1
DMI 2.3 present.
ACPI: RSDP (v000 AMI ) @ 0x000ff980
ACPI: RSDT (v001 D845WD WD84510A 0x20041005 MSFT 0x00001011) @ 0x1fff0000
ACPI: FADT (v001 D845WD WD84510A 0x20041005 MSFT 0x00001011) @ 0x1fff1000
ACPI: MADT (v001 D845WD WD84510A 0x20041005 MSFT 0x00001011) @ 0x1ffe3093
ACPI: SSDT (v001 D845WD WD84510A 0x00000001 MSFT 0x0100000b) @ 0x1ffe30fb
ACPI: DSDT (v001 D845WD WD84510A 0x00000001 MSFT 0x0100000b) @ 0x00000000
ACPI: PM-Timer IO Port: 0x408
ACPI: Local APIC address 0xfee00000
ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
Processor #0 15:2 APIC version 20
ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] disabled)
ACPI: LAPIC_NMI (acpi_id[0x01] dfl dfl lint[0x1])
ACPI: LAPIC_NMI (acpi_id[0x02] dfl dfl lint[0x1])
Enabling APIC mode: Flat. Using 0 I/O APICs
ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
ACPI: IRQ0 used by override.
ACPI: IRQ2 used by override.
ACPI: IRQ9 used by override.
Using ACPI (MADT) for SMP configuration information
Allocating PCI resources starting at 30000000 (gap: 20000000:dec00000)
Built 1 zonelists
Kernel command line: ro root=LABEL=/1
mapped APIC to ffffd000 (fee00000)
Initializing CPU#0
CPU 0 irqstacks, hard=c0400000 soft=c03ff000
PID hash table entries: 2048 (order: 11, 32768 bytes)
Detected 1794.200 MHz processor.
Using pmtmr for high-res timesource
Console: colour VGA+ 80x25
Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
Memory: 514600k/524032k available (2150k kernel code, 8832k reserved, 716k data, 164k init, 0k highmem)
Calibrating delay using timer specific routine.. 3591.09 BogoMIPS (lpj=1795549)
Security Scaffold v1.0.0 initialized
SELinux: Initializing.
SELinux: Starting in permissive mode
There is already a security framework initialized, register_security failed.
selinux_register_security: Registering secondary module capability
Capability LSM initialized as secondary
Mount-cache hash table entries: 512 (order: 0, 4096 bytes)
CPU: After generic identify, caps: 3febfbff 00000000 00000000 00000000
CPU: After vendor identify, caps: 3febfbff 00000000 00000000 00000000
CPU: Trace cache: 12K uops, L1 D cache: 8K
CPU: L2 cache: 512K
CPU: After all inits, caps: 3febf3ff 00000000 00000000 00000080
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU0: Intel P4/Xeon Extended MCE MSRs (12) available
CPU0: Thermal monitoring enabled
CPU: Intel(R) Pentium(R) 4 CPU 1.80GHz stepping 04
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Checking 'hlt' instruction... OK.
ENABLING IO-APIC IRQs
..TIMER: vector=0x31 pin1=2 pin2=-1
checking if image is initramfs... it is
Freeing initrd memory: 388k freed
NET: Registered protocol family 16
PCI: PCI BIOS revision 2.10 entry at 0xfda95, last bus=2
PCI: Using configuration type 1
mtrr: v2.0 (20020519)
ACPI: Subsystem revision 20040816
ACPI: Interpreter enabled
ACPI: Using IOAPIC for interrupt routing
ACPI: PCI Root Bridge [PCI0] (00:00)
PCI: Probing PCI hardware (bus 00)
PCI: Transparent bridge - 0000:00:1e.0
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PCI1._PRT]
ACPI: Power Resource [FDDP] (off)
ACPI: Power Resource [URP1] (off)
ACPI: Power Resource [URP2] (off)
ACPI: Power Resource [LPTP] (off)
ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled.
ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 *9 10 11 12 14 15)
ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 9 10 *11 12 14 15)
ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 9 *10 11 12 14 15)
ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 7 9 10 *11 12 14 15)
ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled.
ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled.
ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 *6 7 9 10 11 12 14 15)
Linux Plug and Play Support v0.97 (c) Adam Belay
usbcore: registered new driver usbfs
usbcore: registered new driver hub
PCI: Using ACPI for IRQ routing
ACPI: PCI interrupt 0000:00:1f.2[D] -> GSI 19 (level, low) -> IRQ 169
ACPI: PCI interrupt 0000:00:1f.3[B] -> GSI 17 (level, low) -> IRQ 177
ACPI: PCI interrupt 0000:00:1f.4[C] -> GSI 23 (level, low) -> IRQ 185
ACPI: PCI interrupt 0000:02:0c.0[A] -> GSI 18 (level, low) -> IRQ 193
ACPI: PCI interrupt 0000:02:0d.0[A] -> GSI 19 (level, low) -> IRQ 169
ACPI: PCI interrupt 0000:02:0f.0[A] -> GSI 20 (level, low) -> IRQ 201
apm: BIOS not found.
audit: initializing netlink socket (disabled)
audit(1157177558.634:1): initialized
Total HugeTLB memory allocated, 0
VFS: Disk quotas dquot_6.5.1
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
SELinux: Registering netfilter hooks
Initializing Cryptographic API
ksign: Installing public key data
Loading keyring
- Added public key 5A9A04024D0CEFA
- User ID: CentOS (Kernel Module GPG key)
pci_hotplug: PCI Hot Plug PCI Core version: 0.5
ACPI: Processor [CPU1] (supports C1)
Real Time Clock Driver v1.12
Linux agpgart interface v0.100 (c) Dave Jones
agpgart: Detected an Intel i845 Chipset.
agpgart: Maximum main memory to use for agp memory: 439M
agpgart: AGP aperture is 64M @ 0xf8000000
serio: i8042 AUX port at 0x60,0x64 irq 12
serio: i8042 KBD port at 0x60,0x64 irq 1
Serial: 8250/16550 driver $Revision: 1.90 $ 8 ports, IRQ sharing enabled
RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize
divert: not allocating divert_blk for non-ethernet device lo
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
ICH2: IDE controller at PCI slot 0000:00:1f.1
ICH2: chipset revision 5
ICH2: not 100% native mode: will probe irqs later
ide0: BM-DMA at 0xffa0-0xffa7, BIOS settings: hda:DMA, hdb:pio
ide1: BM-DMA at 0xffa8-0xffaf, BIOS settings: hdc:DMA, hdd:pio
Probing IDE interface ide0...
hda: ST380011A, ATA DISK drive
Using cfq io scheduler
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
Probing IDE interface ide1...
hdc: HL-DT-ST CD-ROM GCR-8522B, ATAPI CD/DVD-ROM drive
ide1 at 0x170-0x177,0x376 on irq 15
Probing IDE interface ide2...
Probing IDE interface ide3...
Probing IDE interface ide4...
Probing IDE interface ide5...
hda: max request size: 1024KiB
hda: 156301488 sectors (80026 MB) w/2048KiB Cache, CHS=16383/255/63, UDMA(100)
hda: cache flushes supported
hda: hda1 hda2 hda3 hda4
hdc: ATAPI 52X CD-ROM drive, 128kB Cache, DMA
Uniform CD-ROM driver Revision: 3.20
ide-floppy driver 0.99.newide
usbcore: registered new driver hiddev
usbcore: registered new driver usbhid
drivers/usb/input/hid-core.c: v2.0:USB HID core driver
mice: PS/2 mouse device common for all mice
md: md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27
NET: Registered protocol family 2
IP route cache hash table entries: 8192 (order: 3, 32768 bytes)
TCP established hash table entries: 32768 (order: 6, 262144 bytes)
TCP bind hash table entries: 32768 (order: 7, 917504 bytes)
TCP: Hash tables configured (established 32768 bind 32768)
Initializing IPsec netlink socket
NET: Registered protocol family 1
NET: Registered protocol family 17
ACPI: (supports S0 S1 S3 S4 S5)
ACPI wakeup devices:
PBTN SLPB PCI1 USB USB2 AC9 SMB
Freeing unused kernel memory: 164k freed
EXT3-fs: INFO: recovery required on readonly filesystem.
EXT3-fs: write access will be enabled during recovery.
kjournald starting. Commit interval 5 seconds
EXT3-fs: recovery complete.
EXT3-fs: mounted filesystem with ordered data mode.
SELinux: Disabled at runtime.
SELinux: Unregistering netfilter hooks
inserting floppy driver for 2.6.9-42.0.2.EL
floppy0: no floppy controllers found
e100: Intel(R) PRO/100 Network Driver, 3.5.10-k2-NAPI
e100: Copyright(c) 1999-2005 Intel Corporation
ACPI: PCI interrupt 0000:02:0c.0[A] -> GSI 18 (level, low) -> IRQ 193
divert: allocating divert_blk for eth0
e100: eth0: e100_probe: addr 0xfeafe000, irq 193, MAC addr 00:03:47:FC:B4:C5
ACPI: PCI interrupt 0000:02:0d.0[A] -> GSI 19 (level, low) -> IRQ 169
divert: allocating divert_blk for eth1
e100: eth1: e100_probe: addr 0xfeafd000, irq 169, MAC addr 00:03:47:FC:B4:C6
hw_random hardware driver 1.0.0 loaded
USB Universal Host Controller Interface driver v2.2
ACPI: PCI interrupt 0000:00:1f.2[D] -> GSI 19 (level, low) -> IRQ 169
uhci_hcd 0000:00:1f.2: UHCI Host Controller
PCI: Setting latency timer of device 0000:00:1f.2 to 64
uhci_hcd 0000:00:1f.2: irq 169, io base 0000ef40
uhci_hcd 0000:00:1f.2: new USB bus registered, assigned bus number 1
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
ACPI: PCI interrupt 0000:00:1f.4[C] -> GSI 23 (level, low) -> IRQ 185
uhci_hcd 0000:00:1f.4: UHCI Host Controller
PCI: Setting latency timer of device 0000:00:1f.4 to 64
uhci_hcd 0000:00:1f.4: irq 185, io base 0000ef80
uhci_hcd 0000:00:1f.4: new USB bus registered, assigned bus number 2
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 2 ports detected
md: Autodetecting RAID arrays.
md: autorun ...
md: ... autorun DONE.
ACPI: Power Button (FF) [PWRF]
ACPI: Sleep Button (CM) [SLPB]
EXT3 FS on hda2, internal journal
device-mapper: 4.5.0-ioctl (2005-10-04) initialised: dm-devel@redhat.com
cdrom: open failed.
kjournald starting. Commit interval 5 seconds
EXT3 FS on hda1, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting. Commit interval 5 seconds
EXT3 FS on hda4, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
Adding 1052248k swap on /dev/hda3. Priority:-1 extents:1
IA-32 Microcode Update Driver: v1.14
microcode: CPU0 already at revision 0x1e (current=0x1e)
microcode: No new microdata for cpu 0
IA-32 Microcode Update Driver v1.14 unregistered
ip_tables: (C) 2000-2002 Netfilter core team
ip_conntrack version 2.1 (4094 buckets, 32752 max) - 356 bytes per conntrack
e100: eth0: e100_watchdog: link up, 100Mbps, full-duplex
e100: eth1: e100_watchdog: link up, 100Mbps, full-duplex
NET: Registered protocol family 10
Disabled Privacy Extensions on device c0384d60(lo)
IPv6 over IPv4 tunneling driver
divert: not allocating divert_blk for non-ethernet device sit0
eth1: no IPv6 routers present
eth0: no IPv6 routers present

그리고 로그에 시간대가 이상하게 나타구요.. 당연 아래쪽이 최근이구요..
참고로 시간은 ntpd로 싱크하고 있습니다.

..
..
Sep 2 06:13:46 master acpid: acpid startup succeeded
Sep 2 06:13:47 master yum: succeeded
Sep 2 06:13:47 master sshd: succeeded
Sep 2 06:13:47 master xinetd: xinetd startup succeeded
Sep 2 06:13:48 master ntpd: ntpd startup succeeded
Sep 2 15:12:46 master rc.sysinit: -e
Sep 2 15:12:48 master start_udev: Starting udev: succeeded
Sep 2 15:12:55 master rc.sysinit: -e
Sep 2 15:12:55 master sysctl: net.ipv4.ip_forward = 1
Sep 2 15:12:55 master sysctl: kernel.sysrq = 1
Sep 2 15:12:55 master sysctl: kernel.core_uses_pid = 1
Sep 2 15:12:55 master sysctl: net.ipv4.icmp_echo_ignore_broadcasts = 1
Sep 2 15:12:55 master sysctl: net.ipv4.tcp_fin_timeout = 10
Sep 2 15:12:55 master sysctl: net.ipv4.tcp_keepalive_time = 3600
Sep 2 15:12:55 master sysctl: net.ipv4.tcp_timestamps = 0
Sep 2 15:12:55 master sysctl: net.ipv4.tcp_syncookies = 1
Sep 2 15:12:55 master sysctl: net.ipv4.conf.default.accept_redirects = 0
Sep 2 15:12:55 master sysctl: net.ipv4.conf.default.send_redirects = 0
Sep 2 15:12:55 master sysctl: net.ipv4.conf.default.log_martians = 1
Sep 2 15:12:55 master sysctl: net.ipv4.conf.default.accept_source_route = 0
Sep 2 15:12:55 master sysctl: net.ipv4.conf.default.rp_filter = 1
Sep 2 15:12:55 master sysctl: net.ipv4.conf.all.rp_filter = 1
Sep 2 15:12:55 master sysctl: net.ipv4.conf.default.rp_filter = 1
Sep 2 15:12:55 master rc.sysinit: Configuring kernel parameters: succeeded
Sep 2 06:13:49 master sendmail: sendmail startup succeeded
Sep 2 06:12:55 master date: Sat Sep 2 06:12:55 KST 2006
Sep 2 06:12:55 master rc.sysinit: Setting clock (localtime): Sat Sep 2 06:12:55 KST 2006 succeeded
Sep 2 06:12:55 master rc.sysinit: Loading default keymap succeeded
Sep 2 06:12:55 master rc.sysinit: Setting hostname master: succeeded
Sep 2 06:13:00 master fsck: /1: clean, 67551/7865312 files, 662407/15729643 blocks
Sep 2 06:13:49 master sendmail: sm-client startup succeeded
Sep 2 06:13:00 master rc.sysinit: Checking root filesystem succeeded
Sep 2 06:13:00 master rc.sysinit: Remounting root filesystem in read-write mode: succeeded
Sep 2 06:13:01 master lvm.static:
Sep 2 06:13:01 master lvm.static: No volume groups found
Sep 2 06:13:01 master rc.sysinit: Setting up Logical Volume Management: succeeded
..
..

혹시 acpid 버그 인가요?? 특히 hdd가 좀 돌아가야 하는 명령 (ex. find) 만 하면 그냥 자동으로 리부팅 되어 버리네요..

아직 초보여서 acpid 문제 인지 다른 문제인지 물리적인 문제인지도 모르겠고, 어떻게 해결방법도 잘 모르겠습니다.
도움을 부탁드려요~~