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Re: SGA Utilization

From: DA Morgan <damorgan_at_psoug.org>
Date: Thu, 21 Dec 2006 19:22:26 -0800
Message-ID: <1166757742.987449@bubbleator.drizzle.com>


amit wrote:

> hi all,
> thanks for valuable inputs.
> the v$ views and statspack report is fine.
> All I want to know that, is there any dynamic performance view which
> can descirbe the total utilization and free sga size?
> 
> -thanks
> 
> Charles Hooper wrote:

>> amit wrote:
>>> Hi all,
>>>
>>> Please, can anyone put some light on how we can check the SGA
>>> utilzation.
>>>
>>> Scenario-
>>> --------------------
>>> Database: Oracle 9i
>>> SGA_MAX_SIZE: 2gb Initially
>>> Total SGA allocated size: 1gb Initially
>>>
>>> Now how can we check that out of 1GB how much SGA is getting utilitzed.
>>> If 1gb is sufficient or we need to increase the size.
>>>
>>> Thank
>>> amit
>> In SQLPLus, try:
>> SHOW SGA
>>
>> SQL> SHOW SGA
>>
>> You may see something like this:
>> Total System Global Area 1157627904 bytes
>> Fixed Size 1290748 bytes
>> Variable Size 536874500 bytes
>> Database Buffers 612368384 bytes
>> Redo Buffers 7094272 bytes
>>
>> Charles Hooper
>> PC Support Specialist
>> K&M Machine-Fabricating, Inc.

SELECT view_name
FROM dba_views
WHERE view_name LIKE '%SGA%';

-- 
Daniel A. Morgan
University of Washington
damorgan_at_x.washington.edu
(replace x with u to respond)
Puget Sound Oracle Users Group
www.psoug.org
Received on Thu Dec 21 2006 - 21:22:26 CST

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