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Setting archivelog_lag_time w/o a standby database

edited Jan 13, 2020 4:00AM in Database Administration (MOSC) 5 commentsAnswered

I am reviewing the redo log setup for a company. They do not have a standby database. They have two sizes of redo logs, 100MB and 2048MB so I am going to resize them all to 1024. They have the parameter log_checkpoint_timeout = 1200 so the redo is getting written to the data files every 20 minutes.  Also, they only have 1 member in each log group so I am planning on adding a log member to each group so they have redundancy in their logs. 

However, they sometimes go 8-10 hours during the business day between log switches. Even though they don't have a standby, I am considering making these changes:

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