When is Circular logging not a good idea?
Circular logging is not a good idea on a production mailbox server but is common on test servers and those that handle purely transient traffic, such as Edge servers. When circular logging is disabled, the Store continuously creates new transaction logs as it fills the current log with data.
What happens if Circular logging is enabled in Exchange Server?
This means that if circular logging is enabled, only point-in-time recovery operations are possible. You cannot perform incremental or differential backup operations. Local continuous replication (LCR) and cluster continuous replication (CCR) are included in Microsoft Exchange Server 2007, but these features are not available in Exchange 2010.
When do you delete a Circular logging file?
After 30 days, the oldest message tracking log files are deleted using circular logging. This is only true if the message tracking log reaches its specified maximum size (which, by default, is 10 MB), or a message tracking log file reaches its specified maximum age.
Can a database be restored if Circular logging is enabled?
If circular logging is enabled, the following will be true: You cannot restore the individual databases if circular logging was enabled during the backup operation or is enabled during the recovery operation.
How big can Circular logging be in exchange?
If user enable circular logging in Exchange then, the size of the transactional log can just grow to one megabyte (1MB). After reaching the maximum size limit, the first transaction log is overwritten automatically so that the log database should not be oversized.
How to enable or disable Circular logging in Microsoft Exchange?
In the console tree, click on Server Configuration >> Mailbox. In work pane, hit a right-click on the storage group for what you need to enable or disable the circular logging then, click on Properties After this, restart Microsoft Exchange Information Store service (ISS).