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db2设置参数数据及更新

Posted on 2010-10-15 15:26 Prayer 阅读(5671) 评论(0)  编辑 收藏 引用 所属分类: DB2
#!/bin/sh
# *******************************************************
# DB2 ENVIRONMENT VARIABLES
# *******************************************************
db2set DB2_MMAP_READ=NO
db2set DB2_MMAP_WRITE=NO
db2set DB2_FMP_COMM_HEAPSZ=
db2set DB2_EVALUNCOMMITTED=YES
db2set DB2_SKIPINSERTED=YES
db2set DB2_SKIPDELETED=YES
db2set DB2_HASH_JOIN=NO
# *******************************************************
# DB2 DATABASE MANAGER SETTINGS; NOTE: MONITORING
# IS OFF TO REDUCE CPU; YOUR APPLICATION MAY REQUIRE
# MONITORS TO BE ON, SO CHANGE ACCORDINGLY
# *******************************************************
db2 update dbm cfg using NUMDB 4
db2 update dbm cfg using DFT_MON_BUFPOOL OFF
db2 update dbm cfg using DFT_MON_LOCK OFF
db2 update dbm cfg using DFT_MON_SORT OFF
db2 update dbm cfg using DFT_MON_STMT OFF
db2 update dbm cfg using DFT_MON_TABLE OFF
db2 update dbm cfg using DFT_MON_UOW OFF
db2 update dbm cfg using DFT_MON_TIMESTAMP OFF
db2 update dbm cfg using MON_HEAP_SZ 10000
db2 update dbm cfg using UDF_MEM_SZ 256
db2 update dbm cfg using JAVA_HEAP_SZ 512
db2 update dbm cfg using SHEAPTHRES 10000
db2 update dbm cfg using DIR_CACHE YES
db2 update dbm cfg using ASLHEAPSZ 15
db2 update dbm cfg using RQRIOBLK 65535
db2 update dbm cfg using QUERY_HEAP_SZ 16384
db2 update dbm cfg using DRDA_HEAP_SZ 128
# *******************************************************
# DB2 DATABASE MANAGER SETTINGS FOR CONNECTIONS AND AGENTS
# SHOWN HERE SUPPORTS 1200 CONCURRENT CONNECTIONS!
# *******************************************************
db2 update dbm cfg using FENCED_POOL 200
db2 update dbm cfg using NUM_INITAGENTS 50
db2 update dbm cfg using MAXAGENTS 200
db2 update dbm cfg using MAX_COORDAGENTS 200
db2 update dbm cfg using NUM_INITFENCED 50
db2 update dbm cfg using NUM_POOLAGENTS 200
db2 update dbm cfg using MAX_CONNECTIONS 200
# *******************************************************
# UPDATE YOUR DATABASE SETTINGS
# *******************************************************
db2 update db cfg for yourdb using DFT_QUERYOPT 2
db2 update db cfg for yourdb using DBHEAP 1200
db2 update db cfg for yourdb using CATALOGCACHE_SZ 64
db2 update db cfg for yourdb using LOGBUFSZ 128
db2 update db cfg for yourdb using UTIL_HEAP_SZ 5000
db2 update db cfg for yourdb using LOCKLIST 1000
db2 update db cfg for yourdb using APP_CTL_HEAP_SZ 1000
db2 update db cfg for yourdb using APPGROUP_MEM_SZ 60000
db2 update db cfg for yourdb using SORTHEAP 256
db2 update db cfg for yourdb using STMTHEAP 4096
db2 update db cfg for yourdb using APPLHEAPSZ 4096
db2 update db cfg for yourdb using PCKCACHESZ 5000
db2 update db cfg for yourdb using STAT_HEAP_SZ 4384
db2 update db cfg for yourdb using MAXLOCKS 25
db2 update db cfg for yourdb using LOCKTIMEOUT 60
db2 update db cfg for yourdb using CHNGPGS_THRESH 60
db2 update db cfg for yourdb using NUM_IOCLEANERS 4
db2 update db cfg for yourdb using NUM_IOSERVERS 6
db2 update db cfg for yourdb using MAXAPPLS 1200
db2 update db cfg for yourdb using AVG_APPLS 1
db2 update db cfg for yourdb using MAXFILOP 64
db2 update db cfg for yourdb using LOGFILSIZ 1000
db2 update db cfg for yourdb using LOGPRIMARY 10
db2 update db cfg for yourdb using LOGSECOND 20
-------------------
设置当前模式:
set current path = oais(模式名)
查看当前的模式:
db2 values(current path)
设置为默认的、缺省的:
set current path = system path
----------------------------------------
详细的列表信息请查看:

see IBM publib site for Database tuning overview.


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