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服务器CPU占用100%问题,请教高人!

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发表于 2007-8-17 23:50:53 | 显示全部楼层 |阅读模式
把系统log贴上来,高人看看是怎么了??什么原因?

/var/log/syslog

Aug 13 10:02:33 ****: aacraid: Host adapter reset request. SCSI hang ?
Aug 14 17:14:12 ****: aacraid: Host adapter reset request. SCSI hang ?
Aug 14 19:32:20 ****: aacraid: Host adapter reset request. SCSI hang ?
Aug 15 17:59:36 ****: sanitize start
Aug 15 17:59:36 ****: sanitize end
Aug 15 17:59:36 ****: copy_e820_map() start: 0000000000000000 size: 000000000009c800 end: 000000000009c800 type: 1
Aug 15 17:59:36 ****: copy_e820_map() type is E820_RAM
Aug 15 17:59:36 ****: copy_e820_map() start: 000000000009c800 size: 0000000000003800 end: 00000000000a0000 type: 2
Aug 15 17:59:36 ****: copy_e820_map() start: 00000000000e4000 size: 000000000001c000 end: 0000000000100000 type: 2
Aug 15 17:59:36 ****: copy_e820_map() start: 0000000000100000 size: 000000007fe30000 end: 000000007ff30000 type: 1
Aug 15 17:59:36 ****: copy_e820_map() type is E820_RAM
Aug 15 17:59:36 ****: copy_e820_map() start: 000000007ff30000 size: 0000000000010000 end: 000000007ff40000 type: 3
Aug 15 17:59:36 ****: copy_e820_map() start: 000000007ff40000 size: 00000000000b0000 end: 000000007fff0000 type: 4
Aug 15 17:59:36 ****: copy_e820_map() start: 000000007fff0000 size: 0000000000010000 end: 0000000080000000 type: 2
Aug 15 17:59:36 ****: copy_e820_map() start: 00000000e0000000 size: 0000000010000000 end: 00000000f0000000 type: 2
Aug 15 17:59:36 ****: copy_e820_map() start: 00000000ffb00000 size: 0000000000500000 end: 0000000100000000 type: 2
Aug 15 17:59:36 ****:  BIOS-e820: 0000000000000000 - 000000000009c800 (usable)
Aug 15 17:59:36 ****:  BIOS-e820: 000000000009c800 - 00000000000a0000 (reserved)
Aug 15 17:59:36 ****:  BIOS-e820: 00000000000e4000 - 0000000000100000 (reserved)
Aug 15 17:59:36 ****:  BIOS-e820: 0000000000100000 - 000000007ff30000 (usable)
Aug 15 17:59:36 ****:  BIOS-e820: 000000007ff30000 - 000000007ff40000 (ACPI data)
Aug 15 17:59:36 ****:  BIOS-e820: 000000007ff40000 - 000000007fff0000 (ACPI NVS)
Aug 15 17:59:36 ****:  BIOS-e820: 000000007fff0000 - 0000000080000000 (reserved)
Aug 15 17:59:36 ****:  BIOS-e820: 00000000e0000000 - 00000000f0000000 (reserved)
Aug 15 17:59:36 ****:  BIOS-e820: 00000000ffb00000 - 0000000100000000 (reserved)
Aug 15 17:59:36 ****: Zone PFN ranges:
Aug 15 17:59:36 ****:   DMA             0 ->     4096
Aug 15 17:59:36 ****:   Normal       4096 ->   229376
Aug 15 17:59:36 ****:   HighMem    229376 ->   524080
Aug 15 17:59:36 ****: early_node_map[1] active PFN ranges
Aug 15 17:59:36 ****:     0:        0 ->   524080
Aug 15 17:59:36 ****: Processor #0 15:4 APIC version 20
Aug 15 17:59:36 ****: Processor #1 15:4 APIC version 20
Aug 15 17:59:36 ****: IOAPIC[0]: apic_id 5, version 32, address 0xfec00000, GSI 0-23
Aug 15 17:59:36 ****: IOAPIC[1]: apic_id 6, version 32, address 0xfec10000, GSI 24-47
Aug 15 17:59:36 ****: Enabling APIC mode:  Flat.  Using 2 I/O APICs
Aug 15 17:59:36 ****: Allocating PCI resources starting at 88000000 (gap: 80000000:60000000)
Aug 15 17:59:36 ****: Detected 2800.385 MHz processor.
Aug 15 17:59:36 ****: Built 1 zonelists.  Total pages: 519986
Aug 15 17:59:36 ****: PID hash table entries: 4096 (order: 12, 16384 bytes)
Aug 15 17:59:36 ****: Console: colour dummy device 80x25
Aug 15 17:59:36 ****: Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
Aug 15 17:59:36 ****: Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
Aug 15 17:59:36 ****: virtual kernel memory layout:
Aug 15 17:59:36 ****:     fixmap  : 0xfff4f000 - 0xfffff000   ( 704 kB)
Aug 15 17:59:36 ****:     pkmap   : 0xff800000 - 0xffc00000   (4096 kB)
Aug 15 17:59:36 ****:     vmalloc : 0xf8800000 - 0xff7fe000   ( 111 MB)
Aug 15 17:59:36 ****:     lowmem  : 0xc0000000 - 0xf8000000   ( 896 MB)
Aug 15 17:59:36 ****:       .init : 0xc0494000 - 0xc04d0000   ( 240 kB)
Aug 15 17:59:36 ****:       .data : 0xc03ba434 - 0xc048c6d4   ( 840 kB)
Aug 15 17:59:36 ****:       .text : 0xc0100000 - 0xc03ba434   (2793 kB)
Aug 15 17:59:36 ****: Checking if this processor honours the WP bit even in supervisor mode... Ok.
Aug 15 17:59:36 ****: Calibrating delay using timer specific routine.. 5604.63 BogoMIPS (lpj=11209276)
Aug 15 17:59:36 ****: Mount-cache hash table entries: 512
Aug 15 17:59:36 ****: monitor/mwait feature present.
Aug 15 17:59:36 ****: using mwait in idle threads.
Aug 15 17:59:36 ****: Compat vDSO mapped to ffffe000.
Aug 15 17:59:36 ****: CPU0: Intel(R) Xeon(TM) CPU 2.80GHz stepping 0a
Aug 15 17:59:36 ****: Booting processor 1/1 eip 2000
Aug 15 17:59:36 ****: Calibrating delay using timer specific routine.. 5600.62 BogoMIPS (lpj=11201240)
Aug 15 17:59:36 ****: monitor/mwait feature present.
Aug 15 17:59:36 ****: CPU1: Intel(R) Xeon(TM) CPU 2.80GHz stepping 0a
Aug 15 17:59:36 ****: ENABLING IO-APIC IRQs
Aug 15 17:59:36 ****: migration_cost=181
Aug 15 17:59:36 ****: Setting up standard PCI resources
Aug 15 17:59:36 ****: PCI quirk: region 0800-087f claimed by ICH4 ACPI/GPIO/TCO
Aug 15 17:59:36 ****: PCI quirk: region 0480-04bf claimed by ICH4 GPIO
Aug 15 17:59:36 ****: ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 *9 10 11 12 14 15)
Aug 15 17:59:36 ****: ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 9 10 *11 12 14 15)
Aug 15 17:59:36 ****: ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 *5 6 7 9 10 11 12 14 15)
Aug 15 17:59:36 ****: ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 9 *10 11 12 14 15)
Aug 15 17:59:36 ****: ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled.
Aug 15 17:59:36 ****: ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 9 *10 11 12 14 15)
Aug 15 17:59:36 ****: ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 *7 9 10 11 12 14 15)
Aug 15 17:59:36 ****: ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 7 9 10 11 12 14 15) *0, disabled.
Aug 15 17:59:36 ****: IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
Aug 15 17:59:36 ****: TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
Aug 15 17:59:36 ****: TCP bind hash table entries: 65536 (order: 7, 524288 bytes)
Aug 15 17:59:36 ****: highmem bounce pool size: 64 pages
Aug 15 17:59:36 ****: aer: probe of 0000:00:02.0:pcie01 failed with error 2
Aug 15 17:59:36 ****: aer: probe of 0000:00:03.0:pcie01 failed with error 2
Aug 15 17:59:36 ****: Console: switching to colour frame buffer device 100x37
Aug 15 17:59:36 ****: floppy0: no floppy controllers found
Aug 15 17:59:36 ****: RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize
Aug 15 17:59:36 ****: ide-floppy driver 0.99.newide
Aug 15 17:59:36 ****: Using IPI Shortcut mode
Aug 15 17:59:36 ****: VFS: Mounted root (ext2 filesystem).
Aug 15 17:59:36 ****: sda: assuming drive cache: write through
Aug 15 17:59:36 ****: sda: assuming drive cache: write through
Aug 15 17:59:36 ****: sdb: assuming drive cache: write through
Aug 15 17:59:36 ****: sdb: assuming drive cache: write through
Aug 15 17:59:36 ****: intel_rng: FWH not detected
Aug 15 17:59:36 ****: i6300ESB timer: cannot register miscdev on minor=130 (err=-16)
Aug 15 17:59:37 ****: i6300ESB timer: cannot register miscdev on minor=130 (err=-16)
Aug 16 04:24:31 ****: aacraid: Host adapter reset request. SCSI hang ?
Aug 16 17:22:38 ****: aacraid: Host adapter reset request. SCSI hang ?
Aug 17 15:03:30 ****: aacraid: Host adapter reset request. SCSI hang ?
Aug 17 22:27:18 ****: aacraid: Host adapter reset request. SCSI hang ?
Aug 17 22:38:08 ****: aacraid: Host adapter reset request. SCSI hang ?
Aug 17 22:47:50 ****: aacraid: Host adapter reset request. SCSI hang ?
发表于 2007-8-18 09:28:06 | 显示全部楼层
SCSI hang ?
是不是存储有什么问题
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发表于 2007-8-18 16:29:59 | 显示全部楼层
是什么状况下出现CPU100%,起机就这样?硬盘狂闪?top状况呢?
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 楼主| 发表于 2007-8-18 21:01:52 | 显示全部楼层
这是一个服务器,使用ADAPTEC 阵列卡,RAID 0
下面带40多台无盘工作站,目前怀疑是阵列卡坏了,
CPU占用100%:是因为阵列卡被重置,而导致工作站当机重置之后,下面工作站同时连入服务器导致的服务器负载....
在google上看到说adaptec的卡不是很稳定....
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