OracleRAC管理 之 叢集狀態&資訊檢視
參看叢集狀態
[11:34:11oracle@node1 ~]crs_stat -t
Name Type Target State Host
------------------------------------------------------------
ora.dba.db application ONLINE ONLINE node2
ora....l1.inst application ONLINE ONLINE node1
ora....l2.inst application ONLINE ONLINE node2
ora.dba.rac.cs application ONLINE ONLINE node2
ora....ll1.srv application ONLINE ONLINE node1
ora....ll2.srv application ONLINE ONLINE node2
ora....SM1.asm application ONLINE ONLINE node1
ora....E1.lsnr application ONLINE ONLINE node1
ora.node1.gsd application ONLINE ONLINE node1
ora.node1.ons application ONLINE ONLINE node1
ora.node1.vip application ONLINE ONLINE node1
ora....SM2.asm application ONLINE ONLINE node2
ora....E2.lsnr application ONLINE ONLINE node2
ora.node2.gsd application ONLINE ONLINE node2
ora.node2.ons application ONLINE ONLINE node2
ora.node2.vip application ONLINE ONLINE node2
檢視叢集資源資訊
[12:59:42oracle@node2 ~]srvctl config database -d dba -a
node1 null1 /u01/app/oracle/product/10.2.0/db_1
node2 null2 /u01/app/oracle/product/10.2.0/db_1
DB_NAME: dba
ORACLE_HOME: /u01/app/oracle/product/10.2.0/db_1
SPFILE: +DATA/dba/spfilenull.ora
DOMAIN: wang.com
DB_ROLE: null
START_OPTIONS: null
POLICY: AUTOMATIC
ENABLE FLAG: DB ENABLED
檢視連線資訊
[13:01:55oracle@node2 ~]srvctl config database -d dba -t
Example client-side TNS entry for service rac:
rac = (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=db_vip)(PORT=dedicated_port))(CONNECT_DATA=(SERVICE_NAME=rac.wang.com)(FAILOVER_MODE=(TYPE=SELECT)(METHOD=BASIC))))
Example client-side TNS entry for service name:
name = (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=db_vip)(PORT=dedicated_port))(CONNECT_DATA=(SERVICE_NAME=name.wang.com)(FAILOVER_MODE=(TYPE=SELECT)(METHOD=BASIC))))
檢視服務資訊
[13:02:20oracle@node2 ~]srvctl config service -d dba -a
rac PREF: null2 null1 AVAIL: TAF: basic
name PREF: null2 null1 AVAIL: TAF: basic
[13:02:45oracle@node2 ~]srvctl config service -d dba -s rac
rac PREF: null2 null1 AVAIL:
[13:03:01oracle@node2 ~]srvctl config service -d dba -s rac -a
rac PREF: null2 null1 AVAIL: TAF: basic
檢視ASM資訊
[13:05:41oracle@node2 ~]srvctl config asm -n node1
+ASM1 /u01/app/oracle/product/10.2.0/db_1
[13:05:44oracle@node2 ~]
[13:05:53oracle@node2 ~]srvctl config asm -n node2
+ASM2 /u01/app/oracle/product/10.2.0/db_1
[13:05:56oracle@node2 ~]
檢視監聽資訊
[13:05:57oracle@node2 ~]srvctl config listener -n node2
node2 LISTENER_NODE2
[13:06:15oracle@node2 ~]
[13:06:16oracle@node2 ~]srvctl config listener -n node1
node1 LISTENER_NODE1
檢視資料庫狀態
[13:08:40oracle@node2 ~]srvctl status database -d dba
Instance null1 is running on node node1
Instance null2 is running on node node2
[13:08:43oracle@node2 ~]srvctl status database -d dba -v
Instance null1 is running on node node1 with online services rac name
Instance null2 is running on node node2 with online services rac name
檢視監聽狀態
[13:09:27oracle@node2 ~]srvctl status instance -d dba -i null1,null2
Instance null1 is running on node node1
Instance null2 is running on node node2
[13:09:40oracle@node2 ~]srvctl status instance -d dba -i null1,null2 -v
Instance null1 is running on node node1 with online services rac name
Instance null2 is running on node node2 with online services rac name
檢視節點應用狀態
[13:10:29oracle@node2 ~]srvctl status nodeapps -n node1
VIP is running on node: node1
GSD is running on node: node1
Listener is running on node: node1
ONS daemon is running on node: node1
[13:11:44oracle@node2 ~]srvctl status nodeapps -n node2
VIP is running on node: node2
GSD is running on node: node2
Listener is running on node: node2
ONS daemon is running on node: node2
檢視節點ASM狀態
[13:11:47oracle@node2 ~]srvctl status asm -n node1
ASM instance +ASM1 is running on node node1.
[13:12:26oracle@node2 ~]srvctl status asm -n node2
ASM instance +ASM2 is running on node node2.
測試TAF
設定服務TAF模式為BASIC
RAC =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = node1-vip)(PORT = 1521))
(ADDRESS = (PROTOCOL = TCP)(HOST = node2-vip)(PORT = 1521))
(LOAD_BALANCE = yes)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = rac.wang.com)
(FAILOVER_MODE =
(TYPE = SELECT)
(METHOD = BASIC)
(RETRIES = 180)
(DELAY = 5)
)
)
)
檢視叢集狀態
[11:55:50oracle@node2 dbs]crs_stat -t
Name Type Target State Host
------------------------------------------------------------
ora.dba.db application ONLINE ONLINE node2
ora....name.cs application ONLINE ONLINE node2
ora....ll1.srv application ONLINE ONLINE node1
ora....ll2.srv application ONLINE ONLINE node2
ora....l1.inst application ONLINE ONLINE node1
ora....l2.inst application ONLINE ONLINE node2
ora.dba.rac.cs application ONLINE ONLINE node2
ora....ll1.srv application ONLINE ONLINE node1
ora....ll2.srv application ONLINE ONLINE node2
ora....SM1.asm application ONLINE ONLINE node1
ora....E1.lsnr application ONLINE ONLINE node1
ora.node1.gsd application ONLINE ONLINE node1
ora.node1.ons application ONLINE ONLINE node1
ora.node1.vip application ONLINE ONLINE node1
ora....SM2.asm application ONLINE ONLINE node2
ora....E2.lsnr application ONLINE ONLINE node2
ora.node2.gsd application ONLINE ONLINE node2
ora.node2.ons application ONLINE ONLINE node2
ora.node2.vip application ONLINE ONLINE node2
連線資料庫進行長事務查詢
[11:59:41oracle@node1 ~]sqlplus sys/oracle@rac as sysdba
SQL*Plus: Release 10.2.0.1.0 - Production on Thu May 27 11:59:56 2010
Copyright (c) 1982, 2005, Oracle. All rights reserved.
Connected to:
Oracle Database 10g Enterprise Edition Release 10.2.0.1.0 - 64bit Production
With the Partitioning, Real Application Clusters, OLAP and Data Mining options
SYS@NODE2:null2>show parameter service_name
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
service_names string dba.wang.com, rac, name
SYS@NODE2:null2>
SYS@NODE2:null2>show parameter db_name;
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
db_name string dba
SYS@NODE2:null2>
SYS@NODE2:null2>show parameter instance_name;
NAME TYPE VALUE
------------------------------------ ----------- ------------------------------
instance_name string null2
SYS@NODE2:null2>select * from dba_objects;
在事務執行過程中關閉當前所連線的例項
[12:00:47oracle@node2 admin]srvctl stop instance -i null2 -d dba -o abort
可觀察到該長事務中斷若干秒後繼續查詢
2005-10-22 21:50:51 2005-10-22 21:51:00 2005-10-22:21:50:51 VALID N N N
觀察叢集狀態
[oracle@node1 ~]$ crs_stat -t
Name Type Target State Host
------------------------------------------------------------
ora.dba.db application ONLINE ONLINE node2
ora....name.cs application ONLINE ONLINE node2
ora....ll1.srv application ONLINE ONLINE node1
ora....ll2.srv application ONLINE OFFLINE
ora....l1.inst application ONLINE ONLINE node1
ora....l2.inst application OFFLINE OFFLINE
ora.dba.rac.cs application ONLINE ONLINE node2
ora....ll1.srv application ONLINE ONLINE node1
ora....ll2.srv application ONLINE OFFLINE
ora....SM1.asm application ONLINE ONLINE node1
ora....E1.lsnr application ONLINE ONLINE node1
ora.node1.gsd application ONLINE ONLINE node1
ora.node1.ons application ONLINE ONLINE node1
ora.node1.vip application ONLINE ONLINE node1
ora....SM2.asm application ONLINE ONLINE node2
ora....E2.lsnr application ONLINE ONLINE node2
ora.node2.gsd application ONLINE ONLINE node2
ora.node2.ons application ONLINE ONLINE node2
ora.node2.vip application ONLINE ONLINE node2