Hi You can check the following metalink note: General Guideline For Sizing The Online Redo Log Files [ID 781999.1] Kamran Agayev A. Oracle ACE, OCP http://kamranagayev.com -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Prasad Reddy Subbella Sent: Thursday, 21 June 2012 10:49 AM To: Oracle-L@xxxxxxxxxxxxx Subject: Sizing Redo log files Hi All, Please share/guide me the best practices to be used for sizing redo log files. Thank you. Regards, Prasad. **************** CAUTION - Disclaimer ***************** This e-mail contains PRIVILEGED AND CONFIDENTIAL INFORMATION intended solely for the use of the addressee(s). If you are not the intended recipient, please notify the sender by e-mail and delete the original message. Further, you are not to copy, disclose, or distribute this e-mail or its contents to any other person and any such actions are unlawful. This e-mail may contain viruses. Infosys has taken every reasonable precaution to minimize this risk, but is not liable for any damage you may sustain as a result of any virus in this e-mail. You should carry out your own virus checks before opening the e-mail or attachment. Infosys reserves the right to monitor and review the content of all messages sent to or from this e-mail address. Messages sent to or from this e-mail address may be stored on the Infosys e-mail system. ***INFOSYS******** End of Disclaimer ********INFOSYS*** -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l