Built-in crontab tasks

Task	Default time	Execution	Description
Dashboard Activity Purge	0 0 0 * * *	Daily execution at 00:00	Clean dashboard activity logs older than one month.
User Mail Importer	0 */30 * * * *	Executes every 30 minutes.	Import emails from registered users’ mail accounts.
Text Extractor Worker	0 */5 * * * *	Executes every 5 minutes.	Process the text extraction queue. For more information Statistics.
Antivirus Checker Worker	0 */5 * * * *	Executes every 5 minutes.	Process the antivirus check queue. For more information Statistics.
Process Pending Tasks	0 */5 * * * *	Executes every 5 minutes.	Execute the pending tasks. For more information Statistics.
Send Grouped Notifications	0 0 0 * * *	Daily execution at 00:00	Send daily email notifications grouped into a single email. For more information Profile Notification tab.
Purge Old Trash Nodes	0 0 0 * * *	Daily execution at 00:00	Purge old nodes from the trash.
Check disk space	0 0 0 * * *	Daily execution at 00:00	When disk space is low, send an email alert to the administrator.
Check Repository Integrity	0 0 0 * * SAT	Executes each Saturday at 00:00	Check repository integrity and generate a report.
Purge Download Preview Tokens	0 */5 * * * *	Executes every 5 minutes.	Delete expired preview tokens that have not been consumed.
Purge Empty Datastore Directories	0 0 0 * * *	Daily execution at 00:00	Delete empty directories in the datastore.
Purge Empty Extraction Directories	0 0 0 * * *	Daily execution at 00:00	Delete empty extraction directories.
Purge Empty OCR Template Directories	0 0 0 * * *	Daily execution at 00:00	Delete empty OCR template folders.
Purge Temporary Printing Files	0 0 0 * * *	Daily execution at 00:00	Delete temporary printing files.
Purge Tomcat Logs	0 0 0 * * *	Daily execution at 00:00	Delete old Tomcat logs.
Repository Info	0 0 0 * * *	Daily execution at 00:00	Update repository statistics.
Text Extractor Issues	0 0 0 * * *	Daily execution at 00:00	Collect text extraction issues and send a warning email to the administrator.
Sync LDAP Users	0 0 0 1 1 *	Executes once a week.	Synchronize users and roles from AD to the OpenKM database.