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IBM小型机检查命令

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三:查看报错信息

主要查看硬件的永久性报错 #errpt -dH | pg

软件的永久性报错 #errpt -dS | pg

系统报警灯

四、机器的序列号

# uname -Mu

IBM,9131-52A IBM,030666C5G

五、操作系统版本:#oslevel -r

# oslevel -r

5300-05

注:有时候不能使用是因为系统版本低的原因。

六、其他检测

1、执行sysdumpdev –l检查dump是否设置为always allow sysdump;

# sysdumpdev -l

primary /dev/hd6

secondary /dev/sysdumpnull

copy directory /var/adm/ras

forced copy flag TRUE

always allow dump FALSE

dump compression ON

2、执行sysdumpdev –e检查当前dump大小应该为主dump设备的大小的80%以下;

# sysdumpdev -e

0453-041 Estimated dump size in bytes: 170498457

3、执行lsvg -l rootvg检查有否\"stale\"状态的逻辑卷;

# lsvg -l rootvg

rootvg:

LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT

hd5 boot 1 2 2 closed/syncd N/A

hd6 paging 2 4 2 open/syncd N/A

hd8 jfs2log 1 2 2 open/syncd N/A

hd4 jfs2 40 80 2 open/syncd /

hd2 jfs2 8 16 2 open/syncd /usr

hd9var jfs2 1 2 2 open/syncd /var

hd3 jfs2 8 16 2 open/syncd /tmp

hd1 jfs2 40 80 2 open/syncd /home

hd10opt jfs2 1 2 2 open/syncd /opt

fwdump jfs2 1 2 2 open/syncd /var/adm/ras/platform

4、执行lsps -s检查内存交换区占用情况;

# lsps -s

Total Paging Space Percent Used

512MB 1%

# lsps -a

Page Space Physical Volume Volume Group Size %Used Active Auto Type

hd6 hdisk0 rootvg 512MB 1 yes yes lv

5、执行df -m检查文件系统的分配状况,一般不要超过80%;

# df -m

Filesystem MB blocks Free %Used Iused %Iused Mounted on

/dev/hd4 10240.00 6614.88 36% 18551 2% /

/dev/hd2 2048.00 667.25 68% 37425 20% /usr

/dev/hd9var 256.00 246.13 4% 477 1% /var

/dev/hd3 2048.00 1212.24 41% 28 2% /tmp

/dev/fwdump 256.00 255. 1% 4 1% /var/adm/ras/platform

/dev/hd1 10240.00 7713.15 25% 2526 1% /home

/proc - - - - - /proc

/dev/hd10opt 256.00 205.61 20% 976 3% /opt

6、执行lsdev –Cc disk检查硬盘状态为available;

# lsdev -Cc disk

hdisk0 Available 04-08-00-8,0 16 Bit LVD SCSI Disk Drive

hdisk1 Available 04-08-00-5,0 16 Bit LVD SCSI Disk Drive

7、执行lsdev –Cc adapter检查PCI卡状态为available;

# lsdev -Cc adapter

ent0 Available 09-08 2-Port 10/100/1000 Base-TX PCI-X Adapter (141002)

ent1 Available 09-09 2-Port 10/100/1000 Base-TX PCI-X Adapter (141002)

ide0 Available 03-08 ATA/IDE Controller Device

lai0 Available 0C-00 GXT135P Graphics Adapter

sisscsia0 Available 04-08 PCI-X Dual Channel Ultra320 SCSI Adapter

usbhc0 Available 08-08 USB Host Controller (33103500)

usbhc1 Available 08-09 USB Host Controller (33103500)

vsa0 Available LPAR Virtual Serial Adapter

vsa1 Available LPAR Virtual Serial Adapter

8、执行lsdev –Cc tape检查磁带机状态为available;

# lsdev -Cc tape

rmt0 Available 04-08-00-0,0 LVD SCSI 4mm Tape Drive

9、执行lsdev – Cc processor检查CPU状态为available;

# lsdev -Cc processor

proc0 Available 00-00 Processor

proc2 Available 00-02 Processor

10、执行lsattr –El sys0|grep autorestart检查系统crash后是否自动重新启动;

# lsattr -El sys0 |grep autorestart

autorestart true Automatically REBOOT system after a crash True

# chdev -l sys0 -a autorestart=false修改autorestart值为False;

11、执行lsattr –El sys0|grep cpuguard检查CPU GUARD是否开启;

# lsattr -El sys0 |grep cpuguard

cpuguard enable CPU Guard True

# chdev -l sys0 -a cpuguard=false修改cpuguard值为False;

12、执行lsattr –El mem0检查内存状态,正常状态size=goodsize;

# lsattr -El mem0

goodsize 3920 Amount of usable physical memory in Mbytes False

size 3920 Total amount of physical memory in Mbytes False

13、执行 vmstat、iostat、topas观察us,sy,pi,po,内存占用率,硬盘读写速度等检查是否有性能瓶颈;

a) CPU性能:使用vmstat, topas来检查;

b) 内存使用情况:也是使用topas,vmstat来检查;

c) 检查IO平衡使用情况:使用iostat来检查;

d) 交换空间使用情况:使用lsps –a来检查;

# vmstat

System configuration: lcpu=4 mem=3920MB

kthr memory page faults cpu

----- ----------- ------------------------ ------------ -----------

r b avm fre re pi po fr sr cy in sy cs us sy id wa

1 1 147268 831951 0 0 0 0 0 0 2 1350 67 0 0 99 0

# topas

Topas Monitor for host: IBMSim EVENTS/QUEUES FILE/TTY

Mon Feb 25 16:21:13 2008 Interval: 2 Cswitch 66 Readch 6

Syscall 1375 Writech 176

Kernel 0.1 |# | Reads 0 Rawin 0

User 0.1 |# | Writes 0 Ttyout 176

Wait 0.0 | | Forks 0 Igets 0

Idle 99.8 |############################| Execs 0 Namei 0

Runqueue 0.0 Dirblk 0

Network KBPS I-Pack O-Pack KB-In KB-Out Waitqueue 0.0

en1 0.2 0.5 0.5 0.0 0.2

en0 0.0 0.0 0.0 0.0 0.0 PAGING MEMORY

lo0 0.0 0.0 0.0 0.0 0.0 Faults 0 Real,MB 3920

Steals 0 % Comp 15.9

Disk Busy% KBPS TPS KB-Read KB-Writ PgspIn 0 % Noncomp 2.1

hdisk0 0.0 0.0 0.0 0.0 0.0 PgspOut 0 % Client 2.1

hdisk1 0.0 0.0 0.0 0.0 0.0 PageIn 0

cd0 0.0 0.0 0.0 0.0 0.0 PageOut 0 PAGING SPACE

Sios 0 Size,MB 512

Name PID CPU% PgSp Owner % Used 1.1

dtgreet 94318 0.1 1.3 root NFS (calls/sec) % Free 98.8

topas 323676 0.0 1.0 root ServerV2 0

gil 69666 0.0 0.9 root ClientV2 0 Press:

X 131180 0.0 3.6 root ServerV3 0 \"h\" for help

rpc.lock 303278 0.0 1.2 root ClientV3 0 \"q\" to quit

sendmail 233586 0.0 0.9 root

netm 65568 0.0 0.4 root

xmwlm 1882 0.0 0.8 root

syncd 127070 0.0 0.5 root

xmgc 49176 0.0 0.4 root

IBM.CSMA 307368 0.0 1.9 root

psmd 24588 0.0 0.5 root

wlmsched 737 0.0 0.5 root

j2pg 82000 0.0 2.0 root

usbCfgDe 86080 0.0 0.4 root

dtlogin 90238 0.0 0.4 root

vmptacrt 20490 0.0 0.4 root

aioserve 98496 0.0 0.4 root

lvmbb 102476 0.0 0.4 root

dog 106622 0.0 0.9 root

# iostat

System configuration: lcpu=4 drives=3 paths=2 vdisks=0

tty: tin tout avg-cpu: % user % sys % idle % iowait

0.0 2.5 0.1 0.1 99.8 0.0

Disks: % tm_act Kbps tps Kb_read Kb_wrtn

hdisk0 0.1 0.9 0.2 877 153601

hdisk1 0.1 0.6 0.1 8694 153601

cd0 0.0 0.0 0.0 0 0

# lsps -a

Page Space Physical Volume Volume Group Size %Used Active Auto Type

hd6 hdisk0 rootvg 512MB 1 yes yes lv

14、执行ifconfig -a查看网卡是否启动(UP);

# ifconfig -a

en0:

flags=5e080863,c0

inet 192.168.3.1 netmask 0xffffff00 broadcast 192.168.3.255

tcp_sendspace 131072 tcp_recvspace 65536

en1:

flags=5e080863,c0

inet 192.168.7.8 netmask 0xff37ff00 broadcast 192.232.7.255

tcp_sendspace 131072 tcp_recvspace 65536

lo0:

flags=e08084b

inet 127.0.0.1 netmask 0xff000000 broadcast 127.255.255.255

inet6 ::1/0

tcp_sendspace 131072 tcp_recvspace 131072 rfc1323 1

#ifconfig en0 up/down修改网卡状态;

15、执行netstat -in和netstat -rn观察网络状态;

# netstat -rn

Routing tables

Destination Gateway Flags Refs Use If Exp Groups

Route Tree for Protocol Family 2 (Internet):

default 192.168.7.253 UG 1 6141 en1 - -

127/8 127.0.0.1 U 5 339 lo0 - -

192.32.7.0 192.168.7.8 UHSb 0 0 en1 - - =>

192.32.7 192.168.7.8 U 2 20955 en1 - -

192.168.3.0 192.168.3.1 UHSb 0 0 en0 - - =>

192.168.3/24 192.168.3.1 U 0 2 en0 - -

192.168.3.1 127.0.0.1 UGHS 7 313 lo0 - -

192.168.3.255 192.168.3.1 UHSb 0 4 en0 - -

192.168.7.8 127.0.0.1 UGHS 0 1 lo0 - -

192.232.7.255 192.168.7.8 UHSb 0 4 en1 - -

Route Tree for Protocol Family 24 (Internet v6):

::1 ::1 UH 0 0 lo0 - -

# netstat -in

Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Coll

en0 1500 link#2 0.14.5e.97.1.14 215 0 561 3 0

en0 1500 192.168.3 192.168.3.1 215 0 561 3 0

en1 1500 link#3 0.14.5e.97.1.15 37254 0 27106 7 0

en1 1500 192.32.7 192.168.7.8 37254 0 27106 7 0

lo0 166 link#1 655 0 661 0 0

lo0 166 127 127.0.0.1 655 0 661 0 0

lo0 166 ::1 655 0 661 0 0

16、执行entstat -d enX检测网卡运行速率与交换机速率是否匹配(网卡速率由10M半工改为自适应时,缺省网关会丢失。更改网卡速率后需要在系统中执行smitty route操作重新激活缺省路由。如果进行网卡速率的调整,请务必小心);

# entstat -d en0

-------------------------------------------------------------

ETHERNET STATISTICS (en0) :

Device Type: 2-Port 10/100/1000 Base-TX PCI-X Adapter (141002)

Hardware Address: 00:14:5e:97:01:14

17、执行ping命令检查网络连接状况;

18、执行lsdev -C|grep aio检查异步IO是否可用;

# lsdev -C |grep aio

aio0 Available Asynchronous I/O (Legacy)

posix_aio0 Defined Posix Asynchronous I/O

19、执行lssrc -g cluster查看是否有三个进程均为active状态;

# lssrc -g cluster

20、执行/usr/sbin/cluster/clstat –a查看cluster状态是否正常;

21、检查/etc/hosts,确保双机配置中IP别名不会存在包含关系(share_ip1包含了share_ip);

22、执行more /usr/es/adm/cluster.log、more /usr/es/sbin/cluster/history/*、cat /tmp/hacmp.out检查这三个日志中是否有error或者fail;

23、检查7133面板上的指示灯,如果黄灯亮则需要诊断问题;

24、HOTspare 磁盘检测

(1)、检查是否有raid保护 # smitty ssaraid--->List All Defined SSA RAID Arrays

(2)、检查是否有Hot Spare # smitty ssaraid--->List Components in a Hot Spare Pool

List All Defined SSA RAID Arrays查看7133对于7133,执行Smitty ssaraid raid状态,正常应该为good状态。

Change/Show Use of an SSA对于7133,执行Smitty ssaraid Physical Disk查看7133硬盘状态,正常应该为member或者spare状态

对于FastT,分别登录上两个controller,查看是否有错误日志。

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