sga_max_size设置
2013-05-14 17:09
375 查看
经查询发现X库的sga_max_size设置为1536M,很小:
SQL> show parameter sga
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
lock_sga boolean FALSE
pre_page_sga boolean FALSE
sga_max_size big integer 1536M
sga_target big integer 1536M
更改sga_max_size大小为物理内存(16G)的40%为6000M
SQL> alter system set sga_max_size=6000M scope=spfile;
System altered.
停掉两个节点的监听:
[oracle@linux1 ~]$ crs_stop ora.linux1.LISTENER_LINUX1.lsnr
[oracle@linux1 ~]$ crs_stop ora.linux2.LISTENER_LINUX2.lsnr
停库:
[oracle@linux1 ~]$ crs_stop ora.orcl.orcl1.inst
[oracle@linux1 ~]$ crs_stop ora.orcl.orcl2.inst
查询crs状态:
[oracle@linux1 ~]$ crs_stat -t
名称 类型 目标 状态 主机
------------------------------------------------------------
ora....SM1.asm application ONLINE ONLINE linux1
ora....X1.lsnr application ONLINE ONLINE linux1
ora.linux1.gsd application ONLINE ONLINE linux1
ora.linux1.ons application ONLINE ONLINE linux1
ora.linux1.vip application ONLINE ONLINE linux1
ora....SM2.asm application ONLINE ONLINE linux2
ora....X2.lsnr application ONLINE ONLINE linux2
ora.linux2.gsd application ONLINE ONLINE linux2
ora.linux2.ons application ONLINE ONLINE linux2
ora.linux2.vip application ONLINE ONLINE linux2
ora.orcl.db application OFFLINE OFFLINE
ora....l1.inst application OFFLINE OFFLINE
ora....l2.inst application OFFLINE OFFLINE
启动数据库:
[oracle@linux1 ~]$ crs_start ora.orcl.orcl2.inst
Attempting to start `ora.orcl.orcl2.inst` on member `linux2`
Start of `ora.orcl.orcl2.inst` on member `linux2` succeeded.
[oracle@linux1 ~]$ crs_start ora.orcl.orcl1.inst
Attempting to start `ora.orcl.orcl1.inst` on member `linux1`
Start of `ora.orcl.orcl1.inst` on member `linux1` succeeded.
[oracle@linux1 ~]$ crs_stat -t
名称 类型 目标 状态 主机
------------------------------------------------------------
ora....SM1.asm application ONLINE ONLINE linux1
ora....X1.lsnr application ONLINE ONLINE linux1
ora.linux1.gsd application ONLINE ONLINE linux1
ora.linux1.ons application ONLINE ONLINE linux1
ora.linux1.vip application ONLINE ONLINE linux1
ora....SM2.asm application ONLINE ONLINE linux2
ora....X2.lsnr application ONLINE ONLINE linux2
ora.linux2.gsd application ONLINE ONLINE linux2
ora.linux2.ons application ONLINE ONLINE linux2
ora.linux2.vip application ONLINE ONLINE linux2
ora.orcl.db application ONLINE ONLINE linux1
ora....l1.inst application ONLINE ONLINE linux1
ora....l2.inst application ONLINE ONLINE linux2
更改sga_target大小为6000M
分别在两个节点更改:(注意:不能在一个节点更改所有sga_target的大小)
LINUX1:
SQL> alter system set sga_target=6000M sid='orcl1';
System altered.
LINUX2:
SQL> alter system set sga_target=6000M sid='orcl2';
System altered.
sga_max_size和sga_target更改完毕。
SQL> show parameter sga
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
lock_sga boolean FALSE
pre_page_sga boolean FALSE
sga_max_size big integer 1536M
sga_target big integer 1536M
更改sga_max_size大小为物理内存(16G)的40%为6000M
SQL> alter system set sga_max_size=6000M scope=spfile;
System altered.
停掉两个节点的监听:
[oracle@linux1 ~]$ crs_stop ora.linux1.LISTENER_LINUX1.lsnr
[oracle@linux1 ~]$ crs_stop ora.linux2.LISTENER_LINUX2.lsnr
停库:
[oracle@linux1 ~]$ crs_stop ora.orcl.orcl1.inst
[oracle@linux1 ~]$ crs_stop ora.orcl.orcl2.inst
查询crs状态:
[oracle@linux1 ~]$ crs_stat -t
名称 类型 目标 状态 主机
------------------------------------------------------------
ora....SM1.asm application ONLINE ONLINE linux1
ora....X1.lsnr application ONLINE ONLINE linux1
ora.linux1.gsd application ONLINE ONLINE linux1
ora.linux1.ons application ONLINE ONLINE linux1
ora.linux1.vip application ONLINE ONLINE linux1
ora....SM2.asm application ONLINE ONLINE linux2
ora....X2.lsnr application ONLINE ONLINE linux2
ora.linux2.gsd application ONLINE ONLINE linux2
ora.linux2.ons application ONLINE ONLINE linux2
ora.linux2.vip application ONLINE ONLINE linux2
ora.orcl.db application OFFLINE OFFLINE
ora....l1.inst application OFFLINE OFFLINE
ora....l2.inst application OFFLINE OFFLINE
启动数据库:
[oracle@linux1 ~]$ crs_start ora.orcl.orcl2.inst
Attempting to start `ora.orcl.orcl2.inst` on member `linux2`
Start of `ora.orcl.orcl2.inst` on member `linux2` succeeded.
[oracle@linux1 ~]$ crs_start ora.orcl.orcl1.inst
Attempting to start `ora.orcl.orcl1.inst` on member `linux1`
Start of `ora.orcl.orcl1.inst` on member `linux1` succeeded.
[oracle@linux1 ~]$ crs_stat -t
名称 类型 目标 状态 主机
------------------------------------------------------------
ora....SM1.asm application ONLINE ONLINE linux1
ora....X1.lsnr application ONLINE ONLINE linux1
ora.linux1.gsd application ONLINE ONLINE linux1
ora.linux1.ons application ONLINE ONLINE linux1
ora.linux1.vip application ONLINE ONLINE linux1
ora....SM2.asm application ONLINE ONLINE linux2
ora....X2.lsnr application ONLINE ONLINE linux2
ora.linux2.gsd application ONLINE ONLINE linux2
ora.linux2.ons application ONLINE ONLINE linux2
ora.linux2.vip application ONLINE ONLINE linux2
ora.orcl.db application ONLINE ONLINE linux1
ora....l1.inst application ONLINE ONLINE linux1
ora....l2.inst application ONLINE ONLINE linux2
更改sga_target大小为6000M
分别在两个节点更改:(注意:不能在一个节点更改所有sga_target的大小)
LINUX1:
SQL> alter system set sga_target=6000M sid='orcl1';
System altered.
LINUX2:
SQL> alter system set sga_target=6000M sid='orcl2';
System altered.
sga_max_size和sga_target更改完毕。
相关文章推荐
- Oracle10G的Sga_max_size和sga_target应该如何设置啊!
- ora-00844和ora-00851错误,大致是指SGA_MAX_SIZE设置过大
- sga_max_size设置过大导致ORALCE无法启动ORA-27100解决办法
- 转---Oracle10G的Sga_max_size和sga_target应该如何设置啊!
- Oracle10G的Sga_max_size和sga_target应该如何设置
- ora-00844和ora-00851错误,大致是指SGA_MAX_SIZE设置过大
- 32bit oracle中SGA_MAX_SIZE 与 单个进程 PGA 的制约关系
- sag_max_size与sga_target区别与联系,以及不同版本下sga_target的简略讨论。
- SGA_MAX_SIZE,SGA_TARGET以及PRE_PAGE_SGA参数
- Timeout expired 超时时间已到. 达到了最大池大小 错误及Max Pool Size设置
- 通过设置nginx的client_max_body_size解决nginx+php上传大文件的问题
- 备忘-Sql server Timeout expired 超时时间已到. 达到了最大池大小 错误及Max Pool Size设置
- JVM 内存设置大小(Xms Xmx PermSize MaxPermSize 区别)
- 深入解析10g中SGA_MAX_SIZE和SGA_TARGET参数的区别和作用
- SGA_MAX_SIZE与SGA_TARGET
- 通过设置nginx的client_max_body_size解决nginx+php上传大文件的问题
- Golang mgo 连接池设置(必须手动加上 maxPoolSize)
- Timeout expired 超时时间已到. 达到了最大池大小 错误及Max Pool Size设置
- jvm参数设置 -vmargs -Xms128M -Xmx512M -XX:PermSize=64M -XX:MaxPermSize=128M
- SGA_MAX_SIZE与SGA_TARGET