Home » RDBMS Server » Performance Tuning » what should be approximate Size of SGA ?
what should be approximate Size of SGA ? [message #117057] Sun, 24 April 2005 03:04 Go to next message
sunil_v_mishra
Messages: 506
Registered: March 2005
Senior Member
hi,

Can any one tell me what should be the size of SGA for database having 20 user connected to it and size of database is 80 gb. Pentium -IV processor ,1 GB ram ...database is not 24x7 , redo log size is 50 MB....

I want to know that what should be the Approximate size of SGA so that the database can run properly....for above given case ....

Note:- There is 3 redo log file and there is 2 log switch per day (i.e log switch from redo 1 to 2 and then from 2 to 3), database is not in archive log mode. As cold backup are taken daily .

From:- Sunil
Re: what should be approximate Size of SGA ? [message #117934 is a reply to message #117057] Sun, 01 May 2005 21:08 Go to previous message
chunyuh
Messages: 13
Registered: April 2005
Junior Member

Non one can give you an exact size of SGA. You can start with 1/3 of total physical memory and ajust size later according to your database server behaviour.

Thanks

Chunyu Hu
http://mtsmart.kmip.net
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