sybase配置参数是学习sybase过程中必须要掌握的知识,下面就对sybase配置参数进行分类介绍,如果您对sybase配置参数 方面感兴趣的话,不妨一看。
sp_configure 'max online engines',4
go
--配置启动cpu个数
sp_configure 'number of engines at startup',4
go
--配置最大内存数
sp_configure 'max memory' ,2097151
go
--分配最大存储过程缓存
sp_configure 'procedure cache',102400
go
--配置高速缓存
sp_cacheconfig 'default data cache' , '700M'
go
--缺省缓存分配页大小
sp_poolconfig 'default data cache','200M','16K'
go
--网络包大小
sp_configure 'max network packet size',1024
go
--最大连接数
sp_configure 'number of user connections',500
go
--最大打开对象
sp_configure 'number of open object',9000
go
--最大索引
sp_configure 'number of open index',10000
go
--最大锁数
sp_configure 'number of locks',100000
go
--增加网络内存
--sp_configure 'additional network memory',1024
go
--锁内存
sp_configure 'lock shared memory',512
go
--优化tempdb
select dbid, name,segmap
from sysusages, sysdevices
where sysdevices.low <= sysusages.size +vstart
and sysdevices.high >=sysusages.size+vstart -1
and dbid =2
and (status=2 or status=3)
go
use tempdb
go
sp_dropsegment 'default',tempdb,master
go
sp_dropsegment 'logsegment',tempdb,master
go
select dbid, name,segmap
from sysusages, sysdevices
where sysdevices.low <= sysusages.size +vstart
and sysdevices.high >=sysusages.size+vstart -1
and dbid =2
and (status=2 or status=3)
go
sp_cacheconfig tempdb_cache, '100M'
go
sp_poolconfig tempdb_cache,'50M','16K'
go
sp_bindcache 'tempdb_cache',tempdb
go
sp_helpcache tempdb_cache
select name,id from syscharsets
dbcc traceon(3604)
dbcc memusage