"Frequent backups of file %s causing write operation to stall"
*Cause: Backups are occurring too frequently on this file. Each time a new
backup is started for a file, any writes which have been previously
issued (but not completed) have to be re-issued. If hot backups
are started very, very frequently, it is possible that some writes
will be re-issued repeatedly and never complete.
*Action: Increase the interval between begin hot-backup commands for this