Log file - repeated entries of "dhis2.home not set" and "Environment variable DHIS2_HOME points to..." on startup

Is it normal on server startup? I imagine a single instance might be, I am just wondering why it appears 16 times.
Thanks!

* INFO  2020-06-04 09:54:49,015 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:49,020 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:49,776 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,549 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,549 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,553 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,554 Monitoring metric for key monitoring.api.enabled is disabled (MetricsEnabler.java [main])
* INFO  2020-06-04 09:54:55,556 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,557 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,561 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,567 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,567 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,571 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,572 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,573 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,578 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,581 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,581 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,585 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,586 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,586 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,590 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,591 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,592 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,595 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,596 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,597 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,601 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,603 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,603 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,611 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,615 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,615 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,623 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,624 Monitoring metric for key monitoring.jvm.enabled is disabled (MetricsEnabler.java [main])
* INFO  2020-06-04 09:54:55,626 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,626 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,636 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,640 Monitoring metric for key monitoring.cpu.enabled is disabled (MetricsEnabler.java [main])
* INFO  2020-06-04 09:54:55,642 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,642 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,649 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,651 Monitoring metric for key monitoring.uptime.enabled is disabled (MetricsEnabler.java [main])
* INFO  2020-06-04 09:54:55,659 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,660 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,663 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,665 Monitoring metric for key monitoring.dbpool.enabled is disabled (MetricsEnabler.java [main])
* INFO  2020-06-04 09:54:55,666 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,671 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:55,674 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])
* INFO  2020-06-04 09:54:55,676 Monitoring metric for key monitoring.hibernate.enabled is disabled (MetricsEnabler.java [main])
* INFO  2020-06-04 09:54:56,622 System property dhis2.home not set (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:56,623 Environment variable DHIS2_HOME points to /usr/local/tomcat/dhis2home (DefaultLocationManager.java [main])
* INFO  2020-06-04 09:54:56,630 Loaded dhis-google-auth.json authentication file (DefaultDhisConfigurationProvider.java [main])