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Oracle 11G uses statspack to view the performance of the database

2025-01-19 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >

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Shulou(Shulou.com)06/01 Report--

1. Install the Statspack tool (the scripts for the statspack tool are in the $ORACLE_HOME/rdbms/admin directory, all files that start with sp)

[oracle@oracle ~] $sqlplus / as sysdba

SQL > select file_name,tablespace_name from dba_data_files

FILE_NAMETABLESPACE_NAME

-

/ home/oracle/app/oradata/orcl/users01.dbf USERS

/ home/oracle/app/oradata/orcl/undotbs01.dbf UNDOTBS1

/ home/oracle/app/oradata/orcl/sysaux01.dbf SYSAUX

/ home/oracle/app/oradata/orcl/system01.dbf SYSTEM

/ home/oracle/app/oradata/orcl/tong.dbf TONG1

6 rows selected.

SQL > create tablespace perfstat datafile'/ home/oracle/app/oradata/orcl/perfstat.dbf' size 200m;-- create a separate tablespace to store statspack data

Tablespace created.

SQL > @ / home/oracle/app/product/11.2.0/dbhome_1/rdbms/admin/spcreate.sql-when you execute the installation statspack script file, you will be prompted for the perfstat user's password, default tablespace, and temporary tablespace

SQL >

two。 Log in using statspack users to generate data

SQL > conn perfstat/system

Connected.

SQL > execute statspack.snap

PL/SQL procedure successfully completed. -- perform snapshots to obtain data (perform several more times)

SQL > execute statspack.snap

PL/SQL procedure successfully completed.

SQL > execute statspack.snap

PL/SQL procedure successfully completed.

SQL > execute statspack.snap

PL/SQL procedure successfully completed.

SQL > select max (snap_id) from stats$snapshot;-see how many reports there are

MAX (SNAP_ID)

-

four

SQL > @ / home/oracle/app/product/11.2.0/dbhome_1/rdbms/admin/spreport.sql-- generate a report

SQL > exit

Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0-64bit Production

With the Partitioning, OLAP, Data Mining and Real Application Testing options

[oracle@oracle admin] $vim sp_1_4.lst-- View information in statspack

3.statspack management

SQL > @ / home/oracle/app/product/11.2.0/dbhome_1/rdbms/admin/sppurge.sql-- Delete historical data

SQL > @ / home/oracle/app/product/11.2.0/dbhome_1/rdbms/admin/sptrunc.sql-- clear the data in the table

SQL > @ / home/oracle/app/product/11.2.0/dbhome_1/rdbms/admin/spdrop.sql-- Uninstall the statspack tool

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