$oslevel -s 查看AIX系统版本，发布号及技术级别
$oslevel -s 6100-06-05-1115
$db2level查看db2的版本信息以及补丁信息
$db2level DB21085I Instance "db2inst1" uses "64" bits and DB2 code release "SQL09076" with level identifier "08070107". Informational tokens are "DB2 v9.7.0.6", "s120516", "IP23321", and Fix Pack "6". Product is installed at "/opt/IBM/db2/V9.7".
$ps -ef | grep db2 查看db2数据库启用的相关进程信息
$ps -ef | grep db2
root 44892380 1 0 Nov 08 - 0:00 db2wdog 0
db2fenc1 50790532 44892380 0 Nov 26 - 0:00 db2fmp (idle) 0
db2inst1 53543064 12452118 0 Nov 07 - 0:00 sh
db2inst1 60031146 17498538 0 Oct 12 - 2:19 /home/db2inst1/sqllib/bin/db2
db2inst1 61276160 48103868 0 Nov 08 - 0:00 db2vend (PD Vendor Process - 258)
db2inst1 64487654 1 0 Nov 08 - 26:23 /opt/IBM/ITM/aix526/ud/bin/kuddb2 credit_db2inst1
db2inst1 5570916 53543064 0 Nov 07 - 2:29 /opt/bmc/Patrol3/AIX6.1-64/bin/db2kmchan64.v9 -E DB2INSTANCE=db2inst1
db2inst1 7405962 1 0 Oct 12 - 6:17 /home/db2inst1/sqllib/bin/db2bp 17498538A208 5 A
db2inst1 13435152 35782942 0 15:15:25 pts/1 0:00 -ksh
db2fenc1 14090642 44892380 0 03:37:56 - 0:02 db2fmp (C) 0
db2inst1 17498538 12452118 0 Oct 12 - 0:00 /usr/bin/ksh -c . /home/db2inst1/sqllib/db2profile && /home/db2inst1/sqllib/bin/db2 && ""
db2inst1 19726734 13435152 5 15:31:43 pts/1 0:00 ps -ef
dasusr1 24117718 1 0 Sep 07 - 0:04 /home/dasusr1/das/adm/db2dasrrm
root 27001284 48103868 1 Nov 08 - 0:05 db2ckpwd 0
db2inst1 29425982 13435152 0 15:31:43 pts/1 0:00 grep db2
db2inst1 31326698 44892380 0 Nov 08 - 5:11 db2acd 0
db2inst1 32243990 34341154 0 Oct 12 - 0:00 /opt/bmc/Patrol3/AIX6.1-64/bin/db2kmchan64.v9 -E DB2INSTANCE=db2inst1
db2inst1 34341154 12452118 0 Oct 12 - 0:00 sh
root 40042914 48103868 0 Nov 08 - 0:05 db2ckpwd 0
root 42336652 48103868 0 Nov 08 - 0:05 db2ckpwd 0
db2inst1 48103868 44892380 125 Nov 08 - 407:10 db2sysc 0
$ps -ef | grep db2sysc 查看启用数据库实例的用户
$ps -ef | grep db2sysc db2inst1 48103868 44892380 120 Nov 08 - 407:34 db2sysc 0
$db2ilist 对照以上启用实例用户
$db2ilist db2inst1
2、关闭所有数据库实例，安装补丁包
$su - #su - db2inst1 $db2stop (db2stop force) 停止实例 $cd /INSTALL_DB2_DIR $exit #./installFixPack -b DB2_DIR
3、检查db2版本信息
#su - db2inst1 $db2level $db2start $exit #exit $exit