Shows whether or not to change the setting for DB_CACHE

Author: geekcomputers

Diff for: db_cache_advice.sql

@@ -0,0 +1,36 @@
+REM Script Name		: db_cache_advice.sql
+REM Author				: Craig Richards
+REM Created			: 05-March-2009
+REM Last Modified	:
+REM Version				: 1.0
+REM
+REM Modifications		:
+REM
+REM Description		: Shows whether or not to change the setting for DB_CACHE
+
+COLUMN size_for_estimate FORMAT 999,999,999,999 HEADING 'Cache Size(M)'
+COLUMN buffers_for_estimate FORMAT 999,999,999 HEADING 'Buffers'
+COLUMN estd_physical_read_factor FORMAT 999.90 HEADING 'Estd Phys|Read Factor'
+COLUMN estd_physical_reads FORMAT 999,999,999 HEADING 'Estd Phys| Reads'
+
+SET ECHO OFF
+SET FEEDBACK OFF
+SET PAGESIZE 50
+SET LINESIZE 200
+
+SPOOL db_cache_advice.txt
+
+SELECT size_for_estimate, buffers_for_estimate,estd_physical_read_factor,estd_physical_reads
+FROM   v$db_cache_advice
+WHERE  name = 'DEFAULT'
+AND    block_size = (SELECT value FROM v$parameter WHERE name = 'db_block_size')
+AND    advice_status = 'ON';
+
+SPOOL OFF
+
+SET FEEDBACK 6
+SET PAGESIZE 24
+
+CLEAR COLUMNS
+
+REM End of Script