linux服务器每隔一段时间就访问很慢

Question

一台linux服务器作为数据库服务器，安装了oracle10201 for linux x86_64,每隔一段时间客户端连接数据库就特别慢，没有其他的错误，重启机器后会好，但是隔段时间又这样，下面是dmesg的内容，请大侠们帮忙看看有啥问题，谢谢！
Linux version 2.6.18-164.el5 (mockbuild@x86-003.build.bos.redhat.com) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-46)) #1 SMP Tue Aug 18 15:51:48 EDT 2009
Command line: ro root=LABEL=/ rhgb quiet
BIOS-provided physical RAM map:
BIOS-e820: 0000000000010000 - 000000000009c400 (usable)
BIOS-e820: 000000000009c400 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000007aec2000 (usable)
BIOS-e820: 000000007aec2000 - 000000007cf96000 (reserved)
BIOS-e820: 000000007cf96000 - 000000007d834000 (usable)
BIOS-e820: 000000007d834000 - 000000007d8e4000 (reserved)
BIOS-e820: 000000007d8e4000 - 000000007f68f000 (usable)
BIOS-e820: 000000007f68f000 - 000000007f6df000 (reserved)
BIOS-e820: 000000007f6df000 - 000000007f7df000 (ACPI NVS)
BIOS-e820: 000000007f7df000 - 000000007f7ff000 (ACPI data)
BIOS-e820: 000000007f7ff000 - 000000007f800000 (usable)
BIOS-e820: 000000007f800000 - 0000000090000000 (reserved)
BIOS-e820: 00000000fc000000 - 00000000fd000000 (reserved)
BIOS-e820: 00000000fed1c000 - 00000000fed20000 (reserved)
BIOS-e820: 00000000ff800000 - 0000000100000000 (reserved)
BIOS-e820: 0000000100000000 - 0000000280000000 (usable)
DMI 2.5 present.
ACPI: RSDP (v002 IBM                                   ) @ 0x00000000000fdfd0
ACPI: XSDT (v001 IBM    THURLEY  0x00000000      0x01000013) @ 0x000000007f7fe120
ACPI: FADT (v004 IBM    THURLEY  0x00000000 IBM  0x01000013) @ 0x000000007f7fb000
ACPI: TCPA (v000                 0x00000000  0x00000000) @ 0x000000007f7fd000
ACPI: MADT (v002 IBM    THURLEY  0x00000000 IBM  0x01000013) @ 0x000000007f7f7000
ACPI: MCFG (v001 IBM    THURLEY  0x00000001 IBM  0x01000013) @ 0x000000007f7f6000
ACPI: SLIC (v001 IBM    THURLEY  0x00000000 IBM  0x01000013) @ 0x000000007f7f5000
ACPI: HPET (v001 IBM    THURLEY  0x00000001 IBM  0x01000013) @ 0x000000007f7f4000
ACPI: SRAT (v002 IBM    THURLEY  0x00000001 IBM  0x01000013) @ 0x000000007f7f3000
ACPI: SLIT (v001 IBM    THURLEY  0x00000000 IBM  0x01000013) @ 0x000000007f7f2000
ACPI: SSDT (v002 IBM    CPUSCOPE 0x00004000 IBM  0x01000013) @ 0x000000007f7f1000
ACPI: SSDT (v002 IBM    CPUWYVRN 0x00004000 IBM  0x01000013) @ 0x000000007f7f0000
ACPI: SSDT (v002 IBM    PSTATEPM 0x00004000 IBM  0x01000013) @ 0x000000007f7ec000
ACPI: ERST (v001 IBM    THURLEY  0x00000001 IBM  0x01000013) @ 0x000000007f7eb000
ACPI: DMAR (v001 IBM    THURLEY  0x00000001 IBM  0x01000013) @ 0x000000007f7ea000
ACPI: DSDT (v001 IBM    THURLEY  0x00000003 IBM  0x01000013) @ 0x0000000000000000
SRAT: PXM 0 -> APIC 0 -> Node 0
SRAT: PXM 0 -> APIC 2 -> Node 0
SRAT: PXM 0 -> APIC 18 -> Node 0
SRAT: PXM 0 -> APIC 20 -> Node 0
SRAT: PXM 1 -> APIC 32 -> Node 1
SRAT: PXM 1 -> APIC 34 -> Node 1
SRAT: PXM 1 -> APIC 50 -> Node 1
SRAT: PXM 1 -> APIC 52 -> Node 1
SRAT: PXM 0 -> APIC 1 -> Node 0
SRAT: PXM 0 -> APIC 3 -> Node 0
SRAT: PXM 0 -> APIC 19 -> Node 0
SRAT: PXM 0 -> APIC 21 -> Node 0
SRAT: PXM 1 -> APIC 33 -> Node 1
SRAT: PXM 1 -> APIC 35 -> Node 1
SRAT: PXM 1 -> APIC 51 -> Node 1
SRAT: PXM 1 -> APIC 53 -> Node 1
SRAT: Node 0 PXM 0 0-80000000
SRAT: Node 0 PXM 0 0-180000000
SRAT: Node 1 PXM 1 180000000-280000000
NUMA: Using 31 for the hash shift.
Bootmem setup node 0 0000000000000000-0000000180000000
Bootmem setup node 1 0000000180000000-0000000280000000
Memory for crash kernel (0x0 to 0x0) notwithin permissible range
disabling kdump
On node 0 totalpages: 1014665
  DMA zone: 2629 pages, LIFO batch:0
  DMA32 zone: 494916 pages, LIFO batch:31
  Normal zone: 517120 pages, LIFO batch:31
On node 1 totalpages: 1034240
  Normal zone: 1034240 pages, LIFO batch:31
ACPI: PM-Timer IO Port: 0x588
ACPI: Local APIC address 0xfee00000
ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
Processor #0 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x01] lapic_id[0x02] enabled)
Processor #2 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x02] lapic_id[0x04] disabled)
ACPI: LAPIC (acpi_id[0x03] lapic_id[0x10] disabled)
ACPI: LAPIC (acpi_id[0x04] lapic_id[0x12] enabled)
Processor #18 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x05] lapic_id[0x14] enabled)
Processor #20 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x06] lapic_id[0x20] enabled)
Processor #32 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x07] lapic_id[0x22] enabled)
Processor #34 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x08] lapic_id[0x24] disabled)
ACPI: LAPIC (acpi_id[0x09] lapic_id[0x30] disabled)
ACPI: LAPIC (acpi_id[0x0a] lapic_id[0x32] enabled)
Processor #50 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x0b] lapic_id[0x34] enabled)
Processor #52 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x0c] lapic_id[0x01] enabled)
Processor #1 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x0d] lapic_id[0x03] enabled)
Processor #3 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x0e] lapic_id[0x05] disabled)
ACPI: LAPIC (acpi_id[0x0f] lapic_id[0x11] disabled)
ACPI: LAPIC (acpi_id[0x10] lapic_id[0x13] enabled)
Processor #19 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x11] lapic_id[0x15] enabled)
Processor #21 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x12] lapic_id[0x21] enabled)
Processor #33 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x13] lapic_id[0x23] enabled)
Processor #35 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x14] lapic_id[0x25] disabled)
ACPI: LAPIC (acpi_id[0x15] lapic_id[0x31] disabled)
ACPI: LAPIC (acpi_id[0x16] lapic_id[0x33] enabled)
Processor #51 6:12 APIC version 21
ACPI: LAPIC (acpi_id[0x17] lapic_id[0x35] enabled)
Processor #53 6:12 APIC version 21
ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
ACPI: IOAPIC (id[0x08] address[0xfec00000] gsi_base[0])
IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23
ACPI: IOAPIC (id[0x09] address[0xfec80000] gsi_base[24])
IOAPIC[1]: apic_id 9, version 32, address 0xfec80000, GSI 24-47
ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
ACPI: IRQ0 used by override.
ACPI: IRQ2 used by override.
ACPI: IRQ9 used by override.
Setting APIC routing to clustered
ACPI: HPET id: 0x8086a301 base: 0xfed00000
Using ACPI (MADT) for SMP configuration information
Nosave address range: 000000000009c000 - 000000000009d000
Nosave address range: 000000000009d000 - 00000000000a0000
Nosave address range: 00000000000a0000 - 00000000000e0000
Nosave address range: 00000000000e0000 - 0000000000100000
Nosave address range: 000000007aec2000 - 000000007cf96000
Nosave address range: 000000007d834000 - 000000007d8e4000
Nosave address range: 000000007f68f000 - 000000007f6df000
Nosave address range: 000000007f6df000 - 000000007f7df000
Nosave address range: 000000007f7df000 - 000000007f7ff000
Nosave address range: 000000007f800000 - 0000000090000000
Nosave address range: 0000000090000000 - 00000000fc000000
Nosave address range: 00000000fc000000 - 00000000fd000000
Nosave address range: 00000000fd000000 - 00000000fed1c000
Nosave address range: 00000000fed1c000 - 00000000fed20000
Nosave address range: 00000000fed20000 - 00000000ff800000
Nosave address range: 00000000ff800000 - 0000000100000000
Allocating PCI resources starting at 98000000 (gap: 90000000:6c000000)
SMP: Allowing 24 CPUs, 8 hotplug CPUs
Built 2 zonelists.  Total pages: 2048905
Kernel command line: ro root=LABEL=/ rhgb quiet
Initializing CPU#0
PID hash table entries: 4096 (order: 12, 32768 bytes)
Console: colour VGA+ 80x25
Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes)
Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes)
Checking aperture...
PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
Placing software IO TLB between 0x1c7f000 - 0x5c7f000
Memory: 8113444k/10485760k available (2547k kernel code, 230716k reserved, 1289k data, 208k init)
Calibrating delay loop (skipped), value calculated using timer frequency.. 5333.67 BogoMIPS (lpj=2666835)
Security Framework v1.0.0 initialized
SELinux:  Initializing.
SELinux:  Starting in permissive mode
selinux_register_security:  Registering secondary module capability
Capability LSM initialized as secondary
Mount-cache hash table entries: 256
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 0/0 -> Node 0
using mwait in idle threads.
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 0
CPU0: Thermal monitoring enabled (TM1)
SMP alternatives: switching to UP code
ACPI: Core revision 20060707
Using local APIC timer interrupts.
result 8333938
Detected 8.333 MHz APIC timer.
SMP alternatives: switching to SMP code
Booting processor 1/16 APIC 0x2
Initializing CPU#1
Calibrating delay using timer specific routine.. 5333.71 BogoMIPS (lpj=2666857)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 1/2 -> Node 0
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 1
CPU1: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 1: Syncing TSC to CPU 0.
CPU 1: synchronized TSC with CPU 0 (last diff 0 cycles, maxerr 508 cycles)
SMP alternatives: switching to SMP code
Booting processor 2/16 APIC 0x12
Initializing CPU#2
Calibrating delay using timer specific routine.. 5333.40 BogoMIPS (lpj=2666704)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 2/12 -> Node 0
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 9
CPU2: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 2: Syncing TSC to CPU 0.
CPU 2: synchronized TSC with CPU 0 (last diff 0 cycles, maxerr 508 cycles)
SMP alternatives: switching to SMP code
Booting processor 3/16 APIC 0x14
Initializing CPU#3
Calibrating delay using timer specific routine.. 5333.40 BogoMIPS (lpj=2666704)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K

Answer 1

接上文：

CPU: L3 cache: 12288K
CPU 3/14 -> Node 0
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 10
CPU3: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 3: Syncing TSC to CPU 0.
CPU 3: synchronized TSC with CPU 0 (last diff 0 cycles, maxerr 508 cycles)
SMP alternatives: switching to SMP code
Booting processor 4/16 APIC 0x20
Initializing CPU#4
Calibrating delay using timer specific routine.. 5333.60 BogoMIPS (lpj=2666804)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 4/20 -> Node 1
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 0
CPU4: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 4: Syncing TSC to CPU 0.
CPU 4: synchronized TSC with CPU 0 (last diff 2 cycles, maxerr 1044 cycles)
SMP alternatives: switching to SMP code
Booting processor 5/16 APIC 0x22
Initializing CPU#5
Calibrating delay using timer specific routine.. 5333.61 BogoMIPS (lpj=2666805)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 5/22 -> Node 1
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 1
CPU5: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 5: Syncing TSC to CPU 0.
CPU 5: synchronized TSC with CPU 0 (last diff -2 cycles, maxerr 1044 cycles)
SMP alternatives: switching to SMP code
Booting processor 6/16 APIC 0x32
Initializing CPU#6
Calibrating delay using timer specific routine.. 5333.45 BogoMIPS (lpj=2666727)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 6/32 -> Node 1
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 9
CPU6: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 6: Syncing TSC to CPU 0.
CPU 6: synchronized TSC with CPU 0 (last diff 0 cycles, maxerr 1044 cycles)
SMP alternatives: switching to SMP code
Booting processor 7/16 APIC 0x34
Initializing CPU#7
Calibrating delay using timer specific routine.. 5333.45 BogoMIPS (lpj=2666729)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 7/34 -> Node 1
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 10
CPU7: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 7: Syncing TSC to CPU 0.
CPU 7: synchronized TSC with CPU 0 (last diff 0 cycles, maxerr 1044 cycles)
SMP alternatives: switching to SMP code
Booting processor 8/16 APIC 0x1
Initializing CPU#8
Calibrating delay using timer specific routine.. 5333.75 BogoMIPS (lpj=2666875)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 8/1 -> Node 0
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 0
CPU8: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 8: Syncing TSC to CPU 0.
CPU 8: synchronized TSC with CPU 0 (last diff 0 cycles, maxerr 120 cycles)
SMP alternatives: switching to SMP code
Booting processor 9/16 APIC 0x3
Initializing CPU#9
Calibrating delay using timer specific routine.. 5333.43 BogoMIPS (lpj=2666717)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 9/3 -> Node 0
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 1
CPU9: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 9: Syncing TSC to CPU 0.
CPU 9: synchronized TSC with CPU 0 (last diff 2 cycles, maxerr 508 cycles)
SMP alternatives: switching to SMP code
Booting processor 10/16 APIC 0x13
Initializing CPU#10
Calibrating delay using timer specific routine.. 5333.45 BogoMIPS (lpj=2666727)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 10/13 -> Node 0
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 9
CPU10: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 10: Syncing TSC to CPU 0.
CPU 10: synchronized TSC with CPU 0 (last diff -2 cycles, maxerr 504 cycles)
SMP alternatives: switching to SMP code
Booting processor 11/16 APIC 0x15
Initializing CPU#11
Calibrating delay using timer specific routine.. 5333.52 BogoMIPS (lpj=2666764)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 11/15 -> Node 0
CPU: Physical Processor ID: 0
CPU: Processor Core ID: 10
CPU11: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 11: Syncing TSC to CPU 0.
CPU 11: synchronized TSC with CPU 0 (last diff -2 cycles, maxerr 504 cycles)
SMP alternatives: switching to SMP code
Booting processor 12/16 APIC 0x21
Initializing CPU#12
Calibrating delay using timer specific routine.. 5333.61 BogoMIPS (lpj=2666807)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 12/21 -> Node 1
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 0
CPU12: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 12: Syncing TSC to CPU 0.
CPU 12: synchronized TSC with CPU 0 (last diff -2 cycles, maxerr 1048 cycles)
SMP alternatives: switching to SMP code
Booting processor 13/16 APIC 0x23
Initializing CPU#13
Calibrating delay using timer specific routine.. 5333.45 BogoMIPS (lpj=2666729)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 13/23 -> Node 1
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 1
CPU13: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 13: Syncing TSC to CPU 0.
CPU 13: synchronized TSC with CPU 0 (last diff 0 cycles, maxerr 1040 cycles)
SMP alternatives: switching to SMP code
Booting processor 14/16 APIC 0x33
Initializing CPU#14
Calibrating delay using timer specific routine.. 5333.45 BogoMIPS (lpj=266672
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 14/33 -> Node 1
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 9
CPU14: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 14: Syncing TSC to CPU 0.
CPU 14: synchronized TSC with CPU 0 (last diff -2 cycles, maxerr 1040 cycles)
SMP alternatives: switching to SMP code
Booting processor 15/16 APIC 0x35
Initializing CPU#15
Calibrating delay using timer specific routine.. 5333.76 BogoMIPS (lpj=2666881)
CPU: L1 I cache: 32K, L1 D cache: 32K
CPU: L2 cache: 256K
CPU: L3 cache: 12288K
CPU 15/35 -> Node 1
CPU: Physical Processor ID: 1
CPU: Processor Core ID: 10
CPU15: Thermal monitoring enabled (TM1)
Intel(R) Xeon(R) CPU           E5640  @ 2.67GHz stepping 02
CPU 15: Syncing TSC to CPU 0.
CPU 15: synchronized TSC with CPU 0 (last diff 4 cycles, maxerr 1044 cycles)
Brought up 16 CPUs
testing NMI watchdog ... OK.
time.c: Using 14.318180 MHz WALL HPET GTOD HPET timer.
time.c: Detected 2666.835 MHz processor.
sizeof(vma)=176 bytes
sizeof(page)=56 bytes
sizeof(inode)=560 bytes
sizeof(dentry)=216 bytes
sizeof(ext3inode)=760 bytes
sizeof(buffer_head)=96 bytes
sizeof(skbuff)=248 bytes
migration_cost=2,17,1772
checking if image is initramfs... it is
Freeing initrd memory: 2599k freed
NET: Registered protocol family 16
ACPI: bus type pci registered
PCI: Using MMCONFIG at 80000000
ACPI: Interpreter enabled
ACPI: Using IOAPIC for interrupt routing
ACPI: No dock devices found.
ACPI: PCI Root Bridge [PCI0] (0000:00)
PCI: Ignoring BAR0-3 of IDE controller 0000:00:1f.2
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: PCI Interrupt Routing Table [\_SB_.PCI0.PCI3._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PCI7._PRT]
ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.PCI9._PRT]
ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 9 10 *11 12 14 15)
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) *0, disabled.
ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 9 10 *11 12 14 15)
ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 7 9 10 *11 12 14 15)
ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled.
Linux Plug and Play Support v0.97 (c) Adam Belay
pnp: PnP ACPI init
pnp: PnP ACPI: found 13 devices
usbcore: registered new driver usbfs
usbcore: registered new driver hub
PCI: Using ACPI for IRQ routing
PCI: If a device doesn't work, try "pci=routeirq".  If it helps, post a report
NetLabel: Initializing
NetLabel:  domain hash size = 128
NetLabel:  protocols = UNLABELED CIPSOv4
NetLabel:  unlabeled traffic allowed by default
hpet0: at MMIO 0xfed00000 (virtual 0xffffffffff5fe000), IRQs 2, 8, 0, 0
hpet0: 4 64-bit timers, 14318180 Hz
DMAR:Host address width 40
DMARRHD (flags: 0x00000001)base: 0x00000000fe710000
DMAR:RMRR base: 0x000000007d860000 end: 0x000000007d8dffff
DMAR:Unknown DMAR structure type
PCI-GART: No AMD northbridge found.
pnp: 00:06: ioport range 0x400-0x43f has been reserved
pnp: 00:06: ioport range 0x440-0x45f has been reserved
pnp: 00:0b: ioport range 0xca0-0xca1 has been reserved
pnp: 00:0b: ioport range 0xca4-0xca9 has been reserved
pnp: 00:0b: ioport range 0xcaa-0xcab has been reserved
pnp: 00:0b: ioport range 0xcac-0xccb has been reserved
pnp: 00:0c: ioport range 0xca2-0xca2 has been reserved
pnp: 00:0c: ioport range 0xca3-0xca3 has been reserved

Answer 2

接上文：

PCI: Bridge: 0000:00:01.0
  IO window: disabled.
  MEM window: 92000000-95ffffff
  PREFETCH window: disabled.
PCI: Bridge: 0000:00:02.0
  IO window: disabled.
  MEM window: disabled.
  PREFETCH window: disabled.
PCI: Bridge: 0000:00:03.0
  IO window: disabled.
  MEM window: disabled.
  PREFETCH window: disabled.
PCI: Bridge: 0000:00:05.0
  IO window: disabled.
  MEM window: disabled.
  PREFETCH window: disabled.
PCI: Bridge: 0000:00:07.0
  IO window: disabled.
  MEM window: disabled.
  PREFETCH window: disabled.
PCI: Bridge: 0000:00:09.0
  IO window: disabled.
  MEM window: disabled.
  PREFETCH window: disabled.
PCI: Bridge: 0000:00:1c.0
  IO window: 1000-1fff
  MEM window: 97900000-979fffff
  PREFETCH window 0x0000000098000000-0x00000000980fffff
PCI: Bridge: 0000:06:00.0
  IO window: disabled.
  MEM window: 97000000-978fffff
  PREFETCH window 0x0000000096000000-0x0000000096ffffff
PCI: Bridge: 0000:00:1c.4
  IO window: disabled.
  MEM window: 97000000-978fffff
  PREFETCH window 0x0000000096000000-0x0000000096ffffff
PCI: Bridge: 0000:00:1e.0
  IO window: disabled.
  MEM window: disabled.
  PREFETCH window: disabled.
GSI 16 sharing vector 0xA9 and IRQ 16
ACPI: PCI Interrupt 0000:00:01.0[A] -> GSI 28 (level, low) -> IRQ 169
PCI: Setting latency timer of device 0000:00:01.0 to 64
GSI 17 sharing vector 0xB1 and IRQ 17
ACPI: PCI Interrupt 0000:00:02.0[A] -> GSI 29 (level, low) -> IRQ 177
PCI: Setting latency timer of device 0000:00:02.0 to 64
GSI 18 sharing vector 0xB9 and IRQ 18
ACPI: PCI Interrupt 0000:00:03.0[A] -> GSI 24 (level, low) -> IRQ 185
PCI: Setting latency timer of device 0000:00:03.0 to 64
GSI 19 sharing vector 0xC1 and IRQ 19
ACPI: PCI Interrupt 0000:00:05.0[A] -> GSI 26 (level, low) -> IRQ 193
PCI: Setting latency timer of device 0000:00:05.0 to 64
GSI 20 sharing vector 0xC9 and IRQ 20
ACPI: PCI Interrupt 0000:00:07.0[A] -> GSI 30 (level, low) -> IRQ 201
PCI: Setting latency timer of device 0000:00:07.0 to 64
GSI 21 sharing vector 0xD1 and IRQ 21
ACPI: PCI Interrupt 0000:00:09.0[A] -> GSI 32 (level, low) -> IRQ 209
PCI: Setting latency timer of device 0000:00:09.0 to 64
GSI 22 sharing vector 0xD9 and IRQ 22
ACPI: PCI Interrupt 0000:00:1c.0[A] -> GSI 16 (level, low) -> IRQ 217
PCI: Setting latency timer of device 0000:00:1c.0 to 64
ACPI: PCI Interrupt 0000:00:1c.4[A] -> GSI 16 (level, low) -> IRQ 217
PCI: Setting latency timer of device 0000:00:1c.4 to 64
ACPI: PCI Interrupt 0000:06:00.0[A] -> GSI 16 (level, low) -> IRQ 217
PCI: Setting latency timer of device 0000:06:00.0 to 64
PCI: Setting latency timer of device 0000:00:1e.0 to 64
NET: Registered protocol family 2
IP route cache hash table entries: 262144 (order: 9, 2097152 bytes)
TCP established hash table entries: 262144 (order: 10, 4194304 bytes)
TCP bind hash table entries: 65536 (order: 8, 1048576 bytes)
TCP: Hash tables configured (established 262144 bind 65536)
TCP reno registered
audit: initializing netlink socket (disabled)
type=2000 audit(1303706864.102:1): initialized
Total HugeTLB memory allocated, 0
VFS: Disk quotas dquot_6.5.1
Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
SELinux:  Registering netfilter hooks
Initializing Cryptographic API
alg: No test for crc32c (crc32c-generic)
ksign: Installing public key data
Loading keyring
- Added public key 4BD2703D74512BB
- User ID: Red Hat, Inc. (Kernel Module GPG key)
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
Boot video device is 0000:07:00.0
ACPI: PCI Interrupt 0000:00:01.0[A] -> GSI 28 (level, low) -> IRQ 169
PCI: Setting latency timer of device 0000:00:01.0 to 64
assign_interrupt_mode Found MSI capability
Allocate Port Service[0000:00:01.0:pcie00]
Allocate Port Service[0000:00:01.0:pcie01]
ACPI: PCI Interrupt 0000:00:02.0[A] -> GSI 29 (level, low) -> IRQ 177
PCI: Setting latency timer of device 0000:00:02.0 to 64
assign_interrupt_mode Found MSI capability
Allocate Port Service[0000:00:02.0:pcie00]
Allocate Port Service[0000:00:02.0:pcie01]
ACPI: PCI Interrupt 0000:00:03.0[A] -> GSI 24 (level, low) -> IRQ 185
PCI: Setting latency timer of device 0000:00:03.0 to 64
assign_interrupt_mode Found MSI capability
Allocate Port Service[0000:00:03.0:pcie00]
Allocate Port Service[0000:00:03.0:pcie01]
ACPI: PCI Interrupt 0000:00:05.0[A] -> GSI 26 (level, low) -> IRQ 193
PCI: Setting latency timer of device 0000:00:05.0 to 64
assign_interrupt_mode Found MSI capability
Allocate Port Service[0000:00:05.0:pcie00]
Allocate Port Service[0000:00:05.0:pcie01]
ACPI: PCI Interrupt 0000:00:07.0[A] -> GSI 30 (level, low) -> IRQ 201
PCI: Setting latency timer of device 0000:00:07.0 to 64
assign_interrupt_mode Found MSI capability
Allocate Port Service[0000:00:07.0:pcie00]
Allocate Port Service[0000:00:07.0:pcie01]
ACPI: PCI Interrupt 0000:00:09.0[A] -> GSI 32 (level, low) -> IRQ 209
PCI: Setting latency timer of device 0000:00:09.0 to 64
assign_interrupt_mode Found MSI capability
Allocate Port Service[0000:00:09.0:pcie00]
Allocate Port Service[0000:00:09.0:pcie01]
ACPI: PCI Interrupt 0000:00:1c.0[A] -> GSI 16 (level, low) -> IRQ 217
PCI: Setting latency timer of device 0000:00:1c.0 to 64
assign_interrupt_mode Found MSI capability
Allocate Port Service[0000:00:1c.0:pcie00]
Allocate Port Service[0000:00:1c.0:pcie02]
Allocate Port Service[0000:00:1c.0:pcie03]
ACPI: PCI Interrupt 0000:00:1c.4[A] -> GSI 16 (level, low) -> IRQ 217
PCI: Setting latency timer of device 0000:00:1c.4 to 64
assign_interrupt_mode Found MSI capability
Allocate Port Service[0000:00:1c.4:pcie00]
Allocate Port Service[0000:00:1c.4:pcie03]
pci_hotplug: PCI Hot Plug PCI Core version: 0.5
Real Time Clock Driver v1.12ac
hpet_resources: 0xfed00000 is busy
Non-volatile memory driver v1.2
Linux agpgart interface v0.101 (c) Dave Jones
Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing enabled
serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
serial8250: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
00:07: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
00:08: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
brd: module loaded
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
Probing IDE interface ide0...
hda: MATSHITADVD-ROM UJ890, ATAPI CD/DVD-ROM drive
Probing IDE interface ide1...
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide-floppy driver 0.99.newide
usbcore: registered new driver hiddev
usbcore: registered new driver usbhid
drivers/usb/input/hid-core.c: v2.6:USB HID core driver
PNP: No PS/2 controller found. Probing ports directly.
serio: i8042 KBD port at 0x60,0x64 irq 1
mice: PS/2 mouse device common for all mice
md: md driver 0.90.3 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: bitmap version 4.39
TCP bic registered
Initializing IPsec netlink socket
NET: Registered protocol family 1
NET: Registered protocol family 17
ACPI: (supports S0 S1 S5)
Initalizing network drop monitor service
Freeing unused kernel memory: 208k freed
Write protecting the kernel read-only data: 496k
GSI 23 sharing vector 0x6A and IRQ 23
ACPI: PCI Interrupt 0000:00:1a.7[C] -> GSI 19 (level, low) -> IRQ 106
PCI: Setting latency timer of device 0000:00:1a.7 to 64
ehci_hcd 0000:00:1a.7: EHCI Host Controller
ehci_hcd 0000:00:1a.7: new USB bus registered, assigned bus number 1
ehci_hcd 0000:00:1a.7: debug port 1
PCI: cache line size of 32 is not supported by device 0000:00:1a.7
ehci_hcd 0000:00:1a.7: irq 106, io mem 0x97a21000
ehci_hcd 0000:00:1a.7: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 6 ports detected
GSI 24 sharing vector 0x72 and IRQ 24
ACPI: PCI Interrupt 0000:00:1d.7[A] -> GSI 17 (level, low) -> IRQ 114
PCI: Setting latency timer of device 0000:00:1d.7 to 64
ehci_hcd 0000:00:1d.7: EHCI Host Controller
ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 2
ehci_hcd 0000:00:1d.7: debug port 1
PCI: cache line size of 32 is not supported by device 0000:00:1d.7
ehci_hcd 0000:00:1d.7: irq 114, io mem 0x97a20000
ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004
usb usb2: configuration #1 chosen from 1 choice
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 6 ports detected
ohci_hcd: 2005 April 22 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI)
USB Universal Host Controller Interface driver v3.0
ACPI: PCI Interrupt 0000:00:1a.0[A] -> GSI 17 (level, low) -> IRQ 114
PCI: Setting latency timer of device 0000:00:1a.0 to 64
uhci_hcd 0000:00:1a.0: UHCI Host Controller
uhci_hcd 0000:00:1a.0: new USB bus registered, assigned bus number 3
uhci_hcd 0000:00:1a.0: irq 114, io base 0x000020a0
usb usb3: configuration #1 chosen from 1 choice
hub 3-0:1.0: USB hub found
hub 3-0:1.0: 2 ports detected
GSI 25 sharing vector 0x7A and IRQ 25
ACPI: PCI Interrupt 0000:00:1a.1[B] -> GSI 18 (level, low) -> IRQ 122
PCI: Setting latency timer of device 0000:00:1a.1 to 64
uhci_hcd 0000:00:1a.1: UHCI Host Controller
uhci_hcd 0000:00:1a.1: new USB bus registered, assigned bus number 4
uhci_hcd 0000:00:1a.1: irq 122, io base 0x00002080
usb usb4: configuration #1 chosen from 1 choice
hub 4-0:1.0: USB hub found
hub 4-0:1.0: 2 ports detected
ACPI: PCI Interrupt 0000:00:1d.0[A] -> GSI 17 (level, low) -> IRQ 114
PCI: Setting latency timer of device 0000:00:1d.0 to 64
uhci_hcd 0000:00:1d.0: UHCI Host Controller
uhci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 5
uhci_hcd 0000:00:1d.0: irq 114, io base 0x00002060
usb usb5: configuration #1 chosen from 1 choice
hub 5-0:1.0: USB hub found
hub 5-0:1.0: 2 ports detected
ACPI: PCI Interrupt 0000:00:1d.1[B] -> GSI 18 (level, low) -> IRQ 122
PCI: Setting latency timer of device 0000:00:1d.1 to 64
uhci_hcd 0000:00:1d.1: UHCI Host Controller
uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 6
uhci_hcd 0000:00:1d.1: irq 122, io base 0x00002040
usb usb6: configuration #1 chosen from 1 choice
hub 6-0:1.0: USB hub found
hub 6-0:1.0: 2 ports detected
ACPI: PCI Interrupt 0000:00:1d.2[C] -> GSI 19 (level, low) -> IRQ 106
PCI: Setting latency timer of device 0000:00:1d.2 to 64
uhci_hcd 0000:00:1d.2: UHCI Host Controller
uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 7
uhci_hcd 0000:00:1d.2: irq 106, io base 0x00002020
usb usb7: configuration #1 chosen from 1 choice
hub 7-0:1.0: USB hub found
hub 7-0:1.0: 2 ports detected
usb 5-2: new full speed USB device using uhci_hcd and address 2
SCSI subsystem initialized
megasas: 00.00.04.08-RH2 Tues. May 5, 11:41:51 PST 2009
megasas: 0x1000:0x0073:0x1014:0x03b1: bus 1:slot 0:func 0
ACPI: PCI Interrupt 0000:01:00.0[A] -> GSI 16 (level, low) -> IRQ 217
PCI: Setting latency timer of device 0000:01:00.0 to 64
megasas: FW now in Ready state
scsi0 : LSI SAS based MegaRAID driver
  Vendor: IBM-ESXS  Model: CBRCA300C3ETS0 N  Rev: C610
  Type:   Direct-Access                      ANSI SCSI revision: 06
  Vendor: IBM-ESXS  Model: CBRCA300C3ETS0 N  Rev: C610
  Type:   Direct-Access                      ANSI SCSI revision: 06
  Vendor: IBM       Model: ServeRAID M1015   Rev: 2.0.
  Type:   Direct-Access                      ANSI SCSI revision: 05
SCSI device sda: 583983104 512-byte hdwr sectors (298999 MB)
sda: Write Protect is off
sda: Mode Sense: 1f 00 10 08
SCSI device sda: drive cache: write through w/ FUA
SCSI device sda: 583983104 512-byte hdwr sectors (298999 MB)
sda: Write Protect is off
sda: Mode Sense: 1f 00 10 08
SCSI device sda: drive cache: write through w/ FUA
sda: sda1 sda2 sda3 sda4 <<6>usb 5-2: configuration #1 chosen from 2 choices
sda5 >
sd 0:2:0:0: Attached scsi disk sda
shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
libata version 3.00 loaded.
ata_piix 0000:00:1f.2: version 2.12
ACPI: PCI Interrupt 0000:00:1f.2[A] -> GSI 16 (level, low) -> IRQ 217
ata_piix 0000:00:1f.2: MAP [ P0 P2 P1 P3 ]
ata_piix 0000:00:1f.2: 0x1F0 IDE port busy
PCI: Setting latency timer of device 0000:00:1f.2 to 64
scsi1 : ata_piix
scsi2 : ata_piix
ata1: DUMMY
ata2: SATA max UDMA/133 bmdma 0x20f8 irq 15
GSI 26 sharing vector 0x82 and IRQ 26
ACPI: PCI Interrupt 0000:00:1f.5[C] -> GSI 21 (level, low) -> IRQ 130
ata_piix 0000:00:1f.5: MAP [ P0 -- P1 -- ]
PCI: Setting latency timer of device 0000:00:1f.5 to 64
scsi3 : ata_piix
scsi4 : ata_piix
ata3: SATA max UDMA/133 cmd 0x2108 ctl 0x2124 bmdma 0x20d0 irq 130
ata4: SATA max UDMA/133 cmd 0x2100 ctl 0x2120 bmdma 0x20d8 irq 130
usb 7-2: new low speed USB device using uhci_hcd and address 2
usb 7-2: configuration #1 chosen from 1 choice
input: Raritan DCIM-USBG2 as /class/input/input0
input: USB HID v1.10 Keyboard [Raritan DCIM-USBG2] on usb-0000:00:1d.2-2
input: Raritan DCIM-USBG2 as /class/input/input1
input: USB HID v1.10 Mouse [Raritan DCIM-USBG2] on usb-0000:00:1d.2-2
ata3: SATA link down (SStatus 0 SControl 300)
ata4: SATA link down (SStatus 0 SControl 300)
device-mapper: uevent: version 1.0.3
device-mapper: ioctl: 4.11.5-ioctl (2007-12-12) initialised: dm-devel@redhat.com
device-mapper: dm-raid45: initialized v0.2594l
kjournald starting.  Commit interval 5 seconds
EXT3-fs: mounted filesystem with ordered data mode.
SELinux:  Disabled at runtime.
SELinux:  Unregistering netfilter hooks
type=1404 audit(1303706889.063:2): selinux=0 auid=4294967295 ses=4294967295
GSI 27 sharing vector 0x8A and IRQ 27
ACPI: PCI Interrupt 0000:00:1f.3[B] -> GSI 22 (level, low) -> IRQ 138
input: PC Speaker as /class/input/input2
hda: ATAPI 24X DVD-ROM drive, 1024kB Cache
Uniform CD-ROM driver Revision: 3.20
Broadcom NetXtreme II Gigabit Ethernet Driver bnx2 v1.9.3 (March 17, 2009)
ACPI: PCI Interrupt 0000:0b:00.0[A] -> GSI 28 (level, low) -> IRQ 169
PCI: Setting latency timer of device 0000:0b:00.0 to 64
eth0: Broadcom NetXtreme II BCM5709 1000Base-T (C0) PCI Express found at mem 92000000, IRQ 169, node addr e41f13b40690
GSI 28 sharing vector 0x92 and IRQ 28
ACPI: PCI Interrupt 0000:0b:00.1[B] -> GSI 40 (level, low) -> IRQ 146
PCI: Setting latency timer of device 0000:0b:00.1 to 64
eth1: Broadcom NetXtreme II BCM5709 1000Base-T (C0) PCI Express found at mem 94000000, IRQ 146, node addr e41f13b40692
usb0: register 'cdc_ether' at usb-0000:00:1d.0-2, CDC Ethernet Device, e6:1f:13:a7:06:93
usbcore: registered new driver cdc_ether
sd 0:2:0:0: Attached scsi generic sg0 type 0
floppy0: no floppy controllers found
lp: driver loaded but no devices found
NET: Registered protocol family 10
lo: Disabled Privacy Extensions
IPv6 over IPv4 tunneling driver
ACPI: Power Button (FF) [PWRF]
md: Autodetecting RAID arrays.
md: autorun ...
md: ... autorun DONE.
device-mapper: multipath: version 1.0.5 loaded
EXT3 FS on sda2, internal journal
kjournald starting.  Commit interval 5 seconds
EXT3 FS on sda5, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
kjournald starting.  Commit interval 5 seconds
EXT3 FS on sda1, internal journal
EXT3-fs: mounted filesystem with ordered data mode.
Adding 10241428k swap on /dev/sda3.  Priority:-1 extents:1 across:10241428k
IA-32 Microcode Update Driver: v1.14a <tigran@veritas.com>
bnx2: eth0: using MSIX
ADDRCONF(NETDEV_UP): eth0: link is not ready
bnx2: eth0 NIC Copper Link is Up, 1000 Mbps full duplex, receive & transmit flow control ON
ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
Bluetooth: Core ver 2.10
NET: Registered protocol family 31
Bluetooth: HCI device and connection manager initialized
Bluetooth: HCI socket layer initialized
Bluetooth: L2CAP ver 2.8
Bluetooth: L2CAP socket layer initialized
Bluetooth: HIDP (Human Interface Emulation) ver 1.1
eth0: no IPv6 routers present
usb0: no IPv6 routers present

Answer 3

访问慢的时候机器负载高吗？

Answer 4

访问慢的时候机器负载高吗？
逸&moto163 发表于 2011-04-27 17:31

   

机器几乎没有负载