小型机预防性维护

1、HP服务器预防性维护1.指示灯状态32.分区状态(仅限于cell-based系统)33.内存(dmesg/cstm)44.磁盘(ioscan fnkCdisk)75.I/O (ioscan fnk)86.网络(#ioscan nfkClan,#lanscan,#neistat -in)107.dmesg 输出118.系统启动日志129.系统运行日志1310.系统shutdown 日志1311.系统事件日志1312.文件系统1413.系统近期有无HPMC1514.系统近期有无Core Dump1515.根盘镜像状态1516.集群的运行状态1717.CPU 平均使用率( #sar )1918.空闲

2、的物理内存( #top )2019.交换区使用情况( #swapinfo atm)2120.系统核心资源使用情况（#sar v）211. 指示灯状态服务器各个部件都会有指示灯，一般绿灯属于部件正常，黄灯和红灯就有故常。2. 分区状态(仅限于cell-based系统)在操作系统上还可以用parstatus命令来检查Cell状态，RIO connection等。以下是一个正常输出的例子：sisdba/modelia64 hp server rx7620sisdba/parstatusNote: No action specified. Default behavior is display all

3、.Complex Complex Name : Complex 01 Complex Capacity Compute Cabinet (2 cell capable) : 1 Active MP Location : cabinet 0 Original Product Name : server rx7620 Original Serial Number : SGH434934T Current Product Order Number : A7027A OEM Manufacturer : Complex Profile Revision : 1.0 The total number o

4、f partitions present : 1Cabinet Cabinet I/O Bulk Power Backplane Blowers Fans Supplies Power Boards OK/ OK/ OK/ OK/Cab Failed/ Failed/ Failed/ Failed/Num Cabinet Type N Status N Status N Status N Status MP= = = = = = =0 2 cell slot 4/0/N+ 6/0/N+ 2/0/N+ - Active Notes: N+ = There are one or more spar

5、e items (fans/power supplies). N = The number of items meets but does not exceed the need. N- = There are insufficient items to meet the need. ? = The adequacy of the cooling system/power supplies is unknown. HO = Housekeeping only; The power is in a standby state. NA = Not Applicable.Cell CPU Memor

6、y Use OK/ (GB) Core OnHardware Actual Deconf/ OK/ Cell Next ParLocation Usage Max Deconf Connected To Capable Boot Num= = = = = = = =cab0,cell0 Absent - - - - - - cab0,cell1 Active Core 2/0/4 16.0/0.0 cab0,bay0,chassis1 yes yes 0 Notes: * = Cell has no interleaved memory.Chassis Core Connected ParHa

7、rdware Location Usage IO To Num= = = = =cab0,bay0,chassis0 Powered off ? ? ? cab0,bay0,chassis1 Active yes cab0,cell1 0 PartitionPar # of # of I/ONum Status Cells Chassis Core cell Partition Name (first 30 chars)= = = = = =0 Active 1 1 cab0,cell1 Partition 0 3. 内存(dmesg/cstm)#dmesgMemory Information

8、: physical page size = 4096 bytes, logical page size = 4096 bytes Physical: 16755960 Kbytes, lockable: 12532456 Kbytes, available: 14552680 Kbytes物理内存大小#cstm用map 命令列出硬件列表，用sel dev 2选中内存项，然后用il显示内存信息。webb/cstmRunning Command File (/usr/sbin/stm/ui/config/.stmrc).- Information -Support Tools ManagerPr

9、oduct Number B4708AA(C) Copyright Hewlett Packard Co. 1995-2005All Rights ReservedUse of this program is subject to the licensing restrictions describedin "Help->On Version". HP shall not be liable for any damages resultingfrom misuse or unauthorized use of this program.cstm>cstm>

10、map webb Dev Last Last Op Num Path Product Active Tool Status = = = = = 1 system system (1003) Information Successful 2 memory IPF_MEMORY (1003) Information Successful 3 0 Bus Adapter (103c1229) Information Successful 4 0/0 PCI Bus Adapter (103c122e Information Successful 5 0/0/1/0 RS-232 Interface

11、(103c129 Information Successful 6 0/0/1/1 RS-232 Interface (103c104 Information Successful 7 0/0/2/0 PCI SCSI Interface (10000 Information Successful 8 0/0/2/0.0.0 SCSI Disk (HP73.4GMAS3735 Information Successful 9 0/0/2/0.2.0 SCSI Disk (HP73.4GMAS3735 Information Successful 10 0/0/2/1 PCI SCSI Inte

12、rface (10000 Information Successful 11 0/0/2/1.3.0 Optical Storage Device (H Information Warning 12 0/0/4/0 PCI Bus Adapter (8086b154 Information Successful 13 0/0/4/0/4/0 USB Open Host Controller 14 0/0/4/0/4/0.0 Generic USB Interface (60 15 0/0/4/0/4/1 USB Open Host Controller 16 0/0/4/0/4/2 USB E

13、nhanced Host Control 17 0/0/4/0/5/0 Graphics Interface (GRAPH Information Warning 18 0/1 PCI Bus Adapter (103c122e Information Successful 19 0/1/1/0 PCI Bus Adapter (101401a7 Information Successful 20 0/1/1/0/1/0 PCI SCSI Interface (10000 Information Successful 21 0/1/1/0/1/0.5.0 SCSI Tape (HPC5683A

14、) 22 0/1/1/0/1/1 PCI SCSI Interface (10000 Information Successful 23 0/1/1/0/1/1.0.0 SCSI Disk (HP73.4GMAS3735 Information Successful 24 0/1/1/0/1/1.2.0 SCSI Disk (HP73.4GMAS3735 Information Successful 25 0/1/1/0/4/0 Core PCI 1000Base-T Link Information Successful 26 0/2 PCI Bus Adapter (103c122e In

15、formation Successful 27 0/2/1/0 PCI Gigabit Ethernet Link Information Successful 28 0/3 PCI Bus Adapter (103c122e Information Successful 29 0/3/1/0 PCI Gigabit Ethernet Link Information Successful 30 0/4 PCI Bus Adapter (103c122e Information Successful 31 0/5 PCI Bus Adapter (103c122e Information Su

16、ccessful 32 0/5/1/0 Fibre Channel Interface ( Information Successful 33 0/5/1/0.1 Fibre Channel Driver (Mas 34 0/5/1/55.2.7 Virtual Array 7110 (HPA61 35 0/5/1/55.2.10 Virtual Array 7110 (HPA61 36 0/5/1/0.2 Fibre Channel Driver (Mas 37 0/5/1/55.0.0. SCSI Tape (HPUltrium) 38 0/5/1

17、/55.0.0. SCSI Device (HPNS) 39 0/5/1/55.2.7 Virtual Array 7110 (HPA61 40 0/5/1/0.3 Fibre Channel Driver (Mas 41 0/5/1/55.2.1 Virtual Array 7110 (HPA61 42 0/6 PCI Bus Adapter (103c122e Information Successful 43 0/7 PCI Bus Adapter (103c122e Information Successful 44 120 CPU (10

18、03) 45 121 CPU (1003) 46 250 Core I/O Adapter (fffffff 47 250/0 IPMI Controller (49504930 Information Successful 48 250/1 ACPI Device (41435049) Information Successful cstm>sel dev 2cstm>il- Converting a (3300) byte raw log file to text. -Preparing the Information Tool Log for IPF_MEMORY on pa

19、th memory File .46;1H0K. webb : 2 . - Information Tool Log for IPF_MEMORY on path memory -Log creation time: Sun Jul 17 23:03:21 2011Hardware path: memoryBasic Memory Description Module Type: MEMORY Page Size: 4096 Bytes Total Physical Memory: N/A Total Configured Memory: 10240 MB Total De

20、configured Memory: N/A Memory Board Inventory DIMM Location Size(MB) DIMM Location Size(MB) - - - - Ext 0 DIMM 0A 1024 Ext 0 DIMM 0B 1024 Ext 0 DIMM 0C 1024 Ext 0 DIMM 0D 1024 Ext 0 DIMM 1A 512 Ext 0 DIMM 1B 512 Ext 0 DIMM 1C 512 Ext 0 DIMM 1D 512 Ext 0 DIMM 2A 256 Ext 0 DIMM 2B 256 Ext 0 DIMM 2C 25

21、6 Ext 0 DIMM 2D 256 Ext 0 DIMM 3A 256 Ext 0 DIMM 3B 256 Ext 0 DIMM 3C 256 Ext 0 DIMM 3D 256 Ext 0 DIMM 4A 256 Ext 0 DIMM 4B 256 Ext 0 DIMM 4C 256 Ext 0 DIMM 4D 256 Ext 0 DIMM 5A 256 Ext 0 DIMM 5B 256 Ext 0 DIMM 5C 256 Ext 0 DIMM 5D 256 Ext 0 Total: 10240 (MB) =Memory Error Log Summary The memory err

22、or log is empty.Page Deallocation Table (PDT) The Page Deallocation Table is empty.46;1H0K7mStandard inputPress space to continue, q to quit, h for helpm46;1H46;1H0K PDT Entries Used: 0 PDT Entries Free: 100 PDT Total Size: 100有报错：Memory Error Log Summary DIMM Location Error Address Error Type Page

23、Count - - - - - Cab 0 Cell 1 DIMM 3A 0x334271180 Single-Bit 0x334271 1 System start: Tue Mar 22 23:18:43 2011. 假如这个数值比较大就建议跟换内存 Last error detected: Tue Mar 22 23:18:43 2011. Logging interval: 900 seconds. 1 address(es) with errors logged in memory error log. The Logtool Utility provides full detail

24、s about the memory error log.4. 磁盘(ioscan fnkCdisk)#ioscan -fnCdisk | moreClass I H/W Path Driver S/W State H/W Type Description=disk 0 0/0/1/1.2.0 sdisk CLAIMED DEVICE SEAGATE ST39204LC/dev/dsk/c1t2d0 /dev/rdsk/c1t2d0disk 1 0/0/2/1.2.0 sdisk CLAIMED DEVICE HP DVD-ROM 305 /dev/dsk/c3t2d0 /dev/rdsk/c

25、3t2d0disk 2 0/6/0/ sdisk CLAIMED DEVICE HP A6189B/dev/dsk/c8t0d0 /dev/rdsk/c8t0d0disk 3 0/6/0/ sdisk CLAIMED DEVICE HP A6189B/dev/dsk/c8t0d1 /dev/rdsk/c8t0d1disk 4 0/6/0/ sdisk CLAIMED DEVICE HP A6189B/dev/dsk/c8t0d2 /dev/rdsk/c8t0d2disk 5 0/6/0/10

26、.1.0.0 sdisk CLAIMED DEVICE HP A6189B/dev/dsk/c10t0d0 /dev/rdsk/c10t0d0disk 6 0/6/0/ sdisk NO_HW DEVICE HP A6189B/dev/dsk/c10t0d1 /dev/rdsk/c10t0d1disk 7 0/6/0/ sdisk NO_HW DEVICE HP A6189B/dev/dsk/c10t0d2 /dev/rdsk/c10t0d2Ø 在上面的例子中，磁盘状态是“NO_HW“代表此盘在主机最初启动时是正常的，可被系

27、统正常访问；但现在系统核心已找不到这个物理盘体。造成此状态的具体原因有可能是：1. 物理磁盘损坏。2. 到这个磁盘的硬件连接通道有问题（SCSI卡，SCSI 线，光纤卡，光纤线，光纤交换机）。3. 这个磁盘被在线移掉。5. I/O (ioscan fnk)#ioscan -fn | moreClass I H/W Path Driver S/W State H/W Type Description=root 0 root CLAIMED BUS_NEXUS ioa 0 0 sba CLAIMED BUS_NEXUS System Bus Adapter (582)ba 0 0/0 lba CL

28、AIMED BUS_NEXUS Local PCI Bus Adapter (782)lan 0 0/0/0/0 btlan CLAIMED INTERFACE HP PCI 10/100Base-TX Core /dev/diag/lan0 /dev/ether0 /dev/lan0 ext_bus 0 0/0/1/0 c720 CLAIMED INTERFACE SCSI C896 Ultra Wide Single-Endedtarget 0 0/0/1/0.3 tgt CLAIMED DEVICE tape 0 0/0/1/0.3.0 stape NO_HW DEVICE HP C15

29、37Atarget 1 0/0/1/0.7 tgt CLAIMED DEVICE ctl 0 0/0/1/0.7.0 sctl CLAIMED DEVICE Initiator /dev/rscsi/c0t7d0ext_bus 1 0/0/1/1 c720 CLAIMED INTERFACE SCSI C896 Ultra Wide Single-Endedtarget 2 0/0/1/1.7 tgt CLAIMED DEVICE ctl 1 0/0/1/1.7.0 sctl CLAIMED DEVICE Initiator /dev/rscsi/c1t7d0target 3 0/0/1/1.

30、15 tgt CLAIMED DEVICE disk 0 0/0/1/1.15.0 sdisk CLAIMED DEVICE SEAGATE ST318404LC /dev/dsk/c1t15d0 /dev/rdsk/c1t15d0ext_bus 2 0/0/2/0 c720 CLAIMED INTERFACE SCSI C87x Fast Wide Single-Endedtarget 4 0/0/2/0.3 tgt CLAIMED DEVICE disk 1 0/0/2/0.3.0 sdisk CLAIMED DEVICE HP DVD-ROM 305 /dev/dsk/c2t3d0 /d

31、ev/rdsk/c2t3d0target 5 0/0/2/0.6 tgt CLAIMED DEVICE ctl 2 0/0/2/0.6.0 sctl CLAIMED DEVICE Initiator /dev/rscsi/c2t6d0ext_bus 3 0/0/2/1 c720 CLAIMED INTERFACE SCSI C87x Ultra Wide Single-Endedtarget 6 0/0/2/1.7 tgt CLAIMED DEVICE ctl 3 0/0/2/1.7.0 sctl CLAIMED DEVICE Initiator /dev/rscsi/c3t7d0target

32、 7 0/0/2/1.15 tgt CLAIMED DEVICE disk 2 0/0/2/1.15.0 sdisk CLAIMED DEVICE HP 36.4GATLAS10K3_36_SCA /dev/dsk/c3t15d0 /dev/rdsk/c3t15d0unknown -1 0/0/3/0 UNCLAIMED UNKNOWN PCItty 0 0/0/4/0 asio0 CLAIMED INTERFACE PCI Serial (103c1048) /dev/GSPdiag1 /dev/mux0 /dev/tty0p1 /dev/diag/mux0 /dev/tty0p0 /dev

33、/tty0p2 tty 1 0/0/5/0 asio0 CLAIMED INTERFACE PCI Serial (103c1048) /dev/GSPdiag2 /dev/mux1 /dev/diag/mux1 /dev/tty1p1 memory 0 8 memory CLAIMED MEMORY Memoryprocessor 0 160 processor CLAIMED PROCESSOR ProcessorØ 在 “ioscan fn“ 的输出结果中，造成I/O 设备的状态是Unclaimed或 Unknown 的原因是：1. 此设备的Driver 没有加载到核心里；所以

34、操作系统无法识别和驱动这个I/O 设备。2. 也可能是由于没有安装相应I/O 设备的Patch.Ø 在“ioscan fn“的输出结果中，I/O设备的状态是“NO_HW“代表此I/O外设在主机最初启动时是正常的，可被系统正常访问；但现在系统核心已找不到这个I/O设备。1. I/O 设备物理损坏。2. 到这个I/O外设的硬件连接通道有问题。3. 这个I/O外设被在线移掉（例如：磁带机，DVD-ROM 被在线拔走）。6. 网络(#ioscan nfkClan,#lanscan,#neistat -in)Ø 服务器网络部分的检查，可分三步进行：1. 用命令 #ioscan nfC

35、lan，确认所有网络设备（网卡）的状态都是“Claimed“。Class I H/W Path Driver S/W State H/W Type Description=lan 0 0/0/0/0 btlan CLAIMED INTERFACE HP PCI 10/100Base-TX Core/dev/diag/lan0 /dev/ether0 /dev/lan02. 用命令#lanscan 查看网卡是否启动。Hardware Station Crd Hdw Net-InterfaceNM MAC HP-DLPI DLPIPath Address In# State NamePPA ID

36、Type Support Mjr#0/0/0/0 0x00306E0C194A 0 UP lan0 snap0 1 ETHER Yes 119硬件路径 网卡MAC地址 网卡的状态：UP - 启动DOWN 未启动3. 用命令netstat -in确认网络地址及状态。 Name Mtu Network Address Ipkts Opkts lo0 4136 838 838 lan0 1500 160952 111715网卡号（有*表明IP层不通）子网地址IP地址 接收包数量 发送包数量7. dmesg 输出Ø

37、; 运行命令dmesg 是一个即简单又快捷的方法来查看系统硬件及文件系统有无报错。dmesg 的工作原理是直接从系统的缓冲器(buffer)中读取系统最近一段时期内的硬件状态。Ø 命令dmesg 的缺点是输出结果中没有时间标志， 同时因为缓冲器的容量有限，近期的内容会覆盖缓冲器里以前的内容。Ø 服务器没有硬件报错时，dmesg的标准输出是：May 14 10:38gate64: sysvec_vaddr = 0xc0002000 for 2 pagesNOTICE: autofs_link(): File system was registered at index 3.N

38、OTICE: cachefs_link(): File system was registered at index 5.NOTICE: nfs3_link(): File system was registered at index 6.0 sba0/0 lba0/0/0/0 btlan0/0/1/0 c7200/0/1/0.7 tgt0/0/1/0.7.0 sctl0/0/1/1 c7200/0/1/1.2 tgt0/0/1/1.2.0 sdisk0/0/1/1.7 tgt0/0/1/1.7.0 sctl0/0/2/0 c7200/0/2/0.7 tgt0/0/2/0.7.0 sctl0/

39、0/2/1 c7200/0/2/1.2 tgt0/0/2/1.2.0 sdisk0/0/2/1.7 tgt0/0/2/1.7.0 sctl0/0/4/0 asio00/0/5/0 asio00/1 lba0/2 lba0/2/0/0 c7200/2/0/0.0 tgt0/2/0/0.0.0 schgr0/2/0/0.1 tgt0/2/0/0.1.0 stape0/2/0/0.7 tgt0/2/0/0.7.0 sctl0/3 lba0/4 lbac8xx BUS: 5 SCSI C1010 Ultra Wide LVD assigned CPU: 00/4/0/0 c8xx0/4/0/0.6 t

40、gt0/4/0/0.6.0 sctl0/5 lba0/5/0/0 c7200/5/0/0.2 tgt0/5/0/0.2.0 stape0/5/0/0.7 tgt0/5/0/0.7.0 sctl0/6 lba0/6/0/0 tdtd: claimed Tachyon XL2 Fibre Channel Mass Storage card at 0/6/0/00/6/0/0.8 fcp0/6/0/10.0 fcparray0/6/0/10.0.0 tgt0/6/0/ sdisk0/6/0/ sdisk0/6/0

41、/ sdisk0/6/0/10.1 fcparray0/6/0/10.1.0 tgt0/6/0/ sdisk0/6/0/ sdisk0/6/0/ sdisk0/6/0/55.6 fcpdev0/6/0/55.6.14 tgt0/6/0/ sctl0/7 lbac8xx BUS: 7 SCSI C1010 Ultra Wide LVD assigned CPU: 10/7/0/0 c8xx0

42、/7/0/0.6 tgt0/7/0/0.6.0 sctl8 memory160 processor166 processorbtlan: Initializing 10/100BASE-TX card at 0/0/0/0. System Console is on the Built-In Serial InterfaceLogical volume 64, 0x3 configured as ROOTLogical volume 64, 0x2 configured as SWAPLogical volume 64, 0x2 configured as DUMP Swap device table: (start & size given in 512-byte blocks) entry 0 - major is 64, minor is 0x2; start = 0, size = 5242880 Dump device table: (start & size given in 1-Kbyte blocks) entry 0000000000000000