38 lines
1.5 KiB
SQL
38 lines
1.5 KiB
SQL
-- +----------------------------------------------------------------------------+
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-- | Jeffrey M. Hunter |
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-- | jhunter@idevelopment.info |
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-- | www.idevelopment.info |
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-- |----------------------------------------------------------------------------|
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-- | Copyright (c) 1998-2011 Jeffrey M. Hunter. All rights reserved. |
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-- |----------------------------------------------------------------------------|
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-- | DATABASE : Oracle |
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-- | FILE : perf_sga_usage.sql |
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-- | CLASS : Tuning |
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-- | PURPOSE : Report on all components within the SGA. |
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-- | NOTE : As with any code, ensure to test this script in a development |
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-- | environment before attempting to run it in production. |
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-- +----------------------------------------------------------------------------+
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SET LINESIZE 145
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SET PAGESIZE 9999
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SET FEEDBACK off
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SET VERIFY off
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COLUMN bytes FORMAT 999,999,999
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COLUMN percent FORMAT 999.99999
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break on report
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compute sum of bytes on report
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compute sum of percent on report
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SELECT
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a.name
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, a.bytes
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, a.bytes/(b.sum_bytes*100) Percent
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FROM sys.v_$sgastat a
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, (SELECT SUM(value)sum_bytes FROM sys.v_$sga) b
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ORDER BY bytes DESC
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/
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