[Journal] This topic describes the parameters found in the [Journal] section of the configuration parameter file. AlternateDirectory – Set the alternate location of the journal file. BackupsBeforePurge – Set the number of backups before InterSystems IRIS® data platform purges finished journal files. CompressFiles – Specify whether to compress completed journal files. CurrentDirectory – Set the primary location of the journal file. DaysBeforePurge – Set the number of days before InterSystems IRIS® data platform purges finished journal files. FileSizeLimit – Set the maximum size of a journal file. FreezeOnError – Allow journaling freeze when a journal I/O error occurs. JournalFilePrefix – Set a journal file name prefix. JournalcspSession – Allow journaling of web sessions.