ASM实例内存修改

memory_max_target(它为静态参数,修改完成后需要重启实例)

memory_target(它为动态参数,不需要重启实例)

SQL> select name,issys_modifiable from v$parameter   where name='memory_max_target';

NAME                                                                             ISSYS_MOD

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

memory_max_target                                                                FALSE

SQL> select name,issys_modifiable from v$parameter where name='memory_target';

NAME                                                                             ISSYS_MOD

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

memory_target                                                                    IMMEDIATE

查看ASM内存,并修改memory_max_target,由512M变为4G

[grid@db1 ~]$ sqlplus / as sysasm

SQL*Plus: Release 11.2.0.3.0 Production on Wed Sep 25 14:44:59 2013

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

Connected to:

Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production

With the Real Application Clusters and Automatic Storage Management options

SQL> show parameter mem;

NAME                                 TYPE        VALUE

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

memory_max_target                    big integer 512M

memory_target                        big integer 512M

SQL>

SQL>

SQL> alter system set memory_max_target=4G scope=spfile;

System altered.

SQL> exit

Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production

With the Real Application Clusters and Automatic Storage Management options

查看crs状态(因为测试数据库实例与监听没有启动,如果生产环境中,建议一个个去停,保证业务正常运行)

[grid@db1 ~]$ crsctl stat res -t

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

NAME           TARGET  STATE        SERVER                   STATE_DETAILS

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

Local Resources

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

ora.DATA.dg

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

ora.FRA.dg

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

ora.LISTENER.lsnr

OFFLINE OFFLINE      db1

OFFLINE OFFLINE      db2

ora.OCR.dg

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

ora.asm

ONLINE  ONLINE       db1                      Started

ONLINE  ONLINE       db2                      Started

ora.gsd

OFFLINE OFFLINE      db1

OFFLINE OFFLINE      db2

ora.net1.network

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

ora.ons

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

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

Cluster Resources

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

ora.LISTENER_SCAN1.lsnr

1        ONLINE  ONLINE       db2

ora.cvu

1        ONLINE  ONLINE       db1

ora.db1.vip

1        ONLINE  ONLINE       db1

ora.db2.vip

1        ONLINE  ONLINE       db2

ora.dmzdb.db

1        OFFLINE OFFLINE                               Instance Shutdown

2        OFFLINE OFFLINE                               Instance Shutdown

ora.oc4j

1        ONLINE  ONLINE       db1

ora.scan1.vip

1        ONLINE  ONLINE       db2

[grid@db1 ~]$

停crs  全部节点

注:修改asm实例内存,需要重启asm实例

测试了下重启实例,需要停diskgroup相对重启crs要麻烦

故选择重启crs,生产环境可以一个个实例重启,保证业务能够运行

本例为了测试方便去,全部停止,全部启动

[root@db1 ~]# crsctl stop  cluster -all

CRS-2673: Attempting to stop 'ora.crsd' on 'db1'

CRS-2673: Attempting to stop 'ora.crsd' on 'db2'

CRS-2790: Starting shutdown of Cluster Ready Services-managed resources on 'db1'

CRS-2673: Attempting to stop 'ora.db1.vip' on 'db1'

CRS-2673: Attempting to stop 'ora.FRA.dg' on 'db1'

CRS-2673: Attempting to stop 'ora.OCR.dg' on 'db1'

CRS-2673: Attempting to stop 'ora.DATA.dg' on 'db1'

CRS-2673: Attempting to stop 'ora.oc4j' on 'db1'

CRS-2673: Attempting to stop 'ora.cvu' on 'db1'

CRS-2790: Starting shutdown of Cluster Ready Services-managed resources on 'db2'

CRS-2673: Attempting to stop 'ora.db2.vip' on 'db2'

CRS-2673: Attempting to stop 'ora.FRA.dg' on 'db2'

CRS-2673: Attempting to stop 'ora.OCR.dg' on 'db2'

CRS-2673: Attempting to stop 'ora.DATA.dg' on 'db2'

CRS-2673: Attempting to stop 'ora.LISTENER_SCAN1.lsnr' on 'db2'

CRS-2677: Stop of 'ora.db1.vip' on 'db1' succeeded

CRS-2677: Stop of 'ora.db2.vip' on 'db2' succeeded

CRS-2677: Stop of 'ora.DATA.dg' on 'db1' succeeded

CRS-2677: Stop of 'ora.LISTENER_SCAN1.lsnr' on 'db2' succeeded

CRS-2673: Attempting to stop 'ora.scan1.vip' on 'db2'

CRS-2677: Stop of 'ora.FRA.dg' on 'db2' succeeded

CRS-2677: Stop of 'ora.scan1.vip' on 'db2' succeeded

CRS-2677: Stop of 'ora.FRA.dg' on 'db1' succeeded

CRS-2677: Stop of 'ora.DATA.dg' on 'db2' succeeded

CRS-2677: Stop of 'ora.oc4j' on 'db1' succeeded

CRS-2677: Stop of 'ora.cvu' on 'db1' succeeded

CRS-2677: Stop of 'ora.OCR.dg' on 'db1' succeeded

CRS-2673: Attempting to stop 'ora.asm' on 'db1'

CRS-2677: Stop of 'ora.OCR.dg' on 'db2' succeeded

CRS-2673: Attempting to stop 'ora.asm' on 'db2'

CRS-2677: Stop of 'ora.asm' on 'db1' succeeded

CRS-2677: Stop of 'ora.asm' on 'db2' succeeded

CRS-2673: Attempting to stop 'ora.ons' on 'db2'

CRS-2677: Stop of 'ora.ons' on 'db2' succeeded

CRS-2673: Attempting to stop 'ora.net1.network' on 'db2'

CRS-2677: Stop of 'ora.net1.network' on 'db2' succeeded

CRS-2792: Shutdown of Cluster Ready Services-managed resources on 'db2' has completed

CRS-2673: Attempting to stop 'ora.ons' on 'db1'

CRS-2677: Stop of 'ora.ons' on 'db1' succeeded

CRS-2673: Attempting to stop 'ora.net1.network' on 'db1'

CRS-2677: Stop of 'ora.net1.network' on 'db1' succeeded

CRS-2792: Shutdown of Cluster Ready Services-managed resources on 'db1' has completed

CRS-2677: Stop of 'ora.crsd' on 'db2' succeeded

CRS-2673: Attempting to stop 'ora.ctssd' on 'db2'

CRS-2673: Attempting to stop 'ora.evmd' on 'db2'

CRS-2673: Attempting to stop 'ora.asm' on 'db2'

CRS-2677: Stop of 'ora.crsd' on 'db1' succeeded

CRS-2673: Attempting to stop 'ora.ctssd' on 'db1'

CRS-2673: Attempting to stop 'ora.evmd' on 'db1'

CRS-2673: Attempting to stop 'ora.asm' on 'db1'

CRS-2677: Stop of 'ora.evmd' on 'db2' succeeded

CRS-2677: Stop of 'ora.ctssd' on 'db1' succeeded

CRS-2677: Stop of 'ora.evmd' on 'db1' succeeded

CRS-2677: Stop of 'ora.ctssd' on 'db2' succeeded

CRS-2677: Stop of 'ora.asm' on 'db2' succeeded

CRS-2673: Attempting to stop 'ora.cluster_interconnect.haip' on 'db2'

CRS-2677: Stop of 'ora.cluster_interconnect.haip' on 'db2' succeeded

CRS-2673: Attempting to stop 'ora.cssd' on 'db2'

CRS-2677: Stop of 'ora.cssd' on 'db2' succeeded

CRS-2677: Stop of 'ora.asm' on 'db1' succeeded

CRS-2673: Attempting to stop 'ora.cluster_interconnect.haip' on 'db1'

CRS-2677: Stop of 'ora.cluster_interconnect.haip' on 'db1' succeeded

CRS-2673: Attempting to stop 'ora.cssd' on 'db1'

CRS-2677: Stop of 'ora.cssd' on 'db1' succeeded

启动crs 全部节点

[root@db1 ~]# crsctl start  cluster -all

CRS-2672: Attempting to start 'ora.cssdmonitor' on 'db1'

CRS-2672: Attempting to start 'ora.cssdmonitor' on 'db2'

CRS-2676: Start of 'ora.cssdmonitor' on 'db1' succeeded

CRS-2672: Attempting to start 'ora.cssd' on 'db1'

CRS-2676: Start of 'ora.cssdmonitor' on 'db2' succeeded

CRS-2672: Attempting to start 'ora.diskmon' on 'db1'

CRS-2672: Attempting to start 'ora.cssd' on 'db2'

CRS-2672: Attempting to start 'ora.diskmon' on 'db2'

CRS-2676: Start of 'ora.diskmon' on 'db1' succeeded

CRS-2676: Start of 'ora.diskmon' on 'db2' succeeded

CRS-2676: Start of 'ora.cssd' on 'db1' succeeded

CRS-2672: Attempting to start 'ora.ctssd' on 'db1'

CRS-2676: Start of 'ora.cssd' on 'db2' succeeded

CRS-2672: Attempting to start 'ora.ctssd' on 'db2'

CRS-2672: Attempting to start 'ora.cluster_interconnect.haip' on 'db2'

CRS-2676: Start of 'ora.ctssd' on 'db1' succeeded

CRS-2672: Attempting to start 'ora.evmd' on 'db1'

CRS-2672: Attempting to start 'ora.cluster_interconnect.haip' on 'db1'

CRS-2676: Start of 'ora.ctssd' on 'db2' succeeded

CRS-2672: Attempting to start 'ora.evmd' on 'db2'

CRS-2676: Start of 'ora.evmd' on 'db1' succeeded

CRS-2676: Start of 'ora.evmd' on 'db2' succeeded

CRS-2676: Start of 'ora.cluster_interconnect.haip' on 'db1' succeeded

CRS-2672: Attempting to start 'ora.asm' on 'db1'

CRS-2676: Start of 'ora.cluster_interconnect.haip' on 'db2' succeeded

CRS-2672: Attempting to start 'ora.asm' on 'db2'

CRS-2676: Start of 'ora.asm' on 'db1' succeeded

CRS-2672: Attempting to start 'ora.crsd' on 'db1'

CRS-2676: Start of 'ora.crsd' on 'db1' succeeded

CRS-2676: Start of 'ora.asm' on 'db2' succeeded

CRS-2672: Attempting to start 'ora.crsd' on 'db2'

CRS-2676: Start of 'ora.crsd' on 'db2' succeeded

[root@db1 ~]#

查看crs状态,发现crs启动正常

[grid@db1 ~]$ crsctl stat res -t

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

NAME           TARGET  STATE        SERVER                   STATE_DETAILS

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

Local Resources

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

ora.DATA.dg

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

ora.FRA.dg

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

ora.LISTENER.lsnr

OFFLINE OFFLINE      db1

OFFLINE OFFLINE      db2

ora.OCR.dg

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

ora.asm

ONLINE  ONLINE       db1                      Started

ONLINE  ONLINE       db2                      Started

ora.gsd

OFFLINE OFFLINE      db1

OFFLINE OFFLINE      db2

ora.net1.network

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

ora.ons

ONLINE  ONLINE       db1

ONLINE  ONLINE       db2

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

Cluster Resources

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

ora.LISTENER_SCAN1.lsnr

1        ONLINE  ONLINE       db2

ora.cvu

1        ONLINE  ONLINE       db1

ora.db1.vip

1        ONLINE  ONLINE       db1

ora.db2.vip

1        ONLINE  ONLINE       db2

ora.dmzdb.db

1        OFFLINE OFFLINE                               Instance Shutdown

2        OFFLINE OFFLINE                               Instance Shutdown

ora.oc4j

1        ONLINE  ONLINE       db1

ora.scan1.vip

1        ONLINE  ONLINE       db2

1        ONLINE  ONLINE       db2

db1节点上查看mem,此时memory_max_target变为4G

修改memory_target  ,由512M变为1536M

[grid@db1 ~]$ sqlplus / as sysasm

SQL*Plus: Release 11.2.0.3.0 Production on Wed Sep 25 14:54:41 2013

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

Connected to:

Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production

With the Real Application Clusters and Automatic Storage Management options

SQL> show parameter mem;

NAME                                 TYPE        VALUE

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

memory_max_target                    big integer 4G

memory_target                        big integer 512M

SQL>

SQL> alter system set memory_target=1536m scope=both  sid='+ASM1';

System altered.

SQL> show parameter mem;

NAME                                 TYPE        VALUE

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

memory_max_target                    big integer 4G

memory_target                        big integer 1536M

db2节点上查看mem,此时memory_max_target变为4G

修改memory_target,由512M变为1536M

[grid@db2 ~]$ sqlplus / as sysasm

SQL*Plus: Release 11.2.0.3.0 Production on Wed Sep 25 22:52:53 2013

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

Connected to:

Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production

With the Real Application Clusters and Automatic Storage Management options

SQL>

SQL> show parameter mem;

NAME                                 TYPE        VALUE

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

memory_max_target                    big integer 4G

memory_target                        big integer 512M

SQL> alter system set memory_target=1536m scope=both sid='+ASM2';

System altered.

SQL> show parameter mem;

NAME                                 TYPE        VALUE

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

memory_max_target                    big integer 4G

memory_target                        big integer 1536M

SQL>

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