can you search in nifi-app.log and nifi-bootstrap.log something like OutOfMemoryError, Permission denied, Port already in use, Unable to create application context
also check in bootstrap.conf the Xms and Xmx config if they are compatible with how much RAM you have on the server. Em qua., 30 de abr. de 2025 às 13:16, David Gallagher < dgallag...@cleverdevices.com> escreveu: > Thanks, Heiko! But, when I use that definition it starts the service and > immediately terminates it. > > Apr 30 16:35:46 clever-nifi systemd[1]: Starting nifi.service - Apache > NiFi... > Apr 30 16:35:46 clever-nifi nifi.sh[2576]: > JAVA_HOME=/usr/lib/jvm/java-21-openjdk-amd64 > Apr 30 16:35:46 clever-nifi nifi.sh[2576]: NIFI_HOME=/opt/nifi/nifi-2.3.0 > Apr 30 16:35:47 clever-nifi systemd[1]: Started nifi.service - Apache NiFi. > Apr 30 16:36:47 clever-nifi systemd[1]: nifi.service: Deactivated > successfully. > Apr 30 16:36:47 clever-nifi systemd[1]: nifi.service: Consumed 3.656s CPU > time, 128.4M memory peak, 0B memory swap peak. > > Dave > > > ------------------------------ > *From:* Gawehn, Heiko > *Sent:* Wednesday, April 30, 2025 1:18 AM > *To:* users@nifi.apache.org > *Subject:* RE: Installation as a service on Ubuntu VM > > Hi David, > > > > this is how it works with my Debian based installation. > > > > [Unit] > > Description=Apache Nifi > > After=network.target > > [Service] > > Type=forking > > ExecStart=/opt/nifi/bin/nifi.sh start > > [Install] > > WantedBy=multi-user.target > > > > > > Regards > > Heiko > > > > > > *From:* David Gallagher <*dgallag...@cleverdevices.com > <dgallag...@cleverdevices.com>*> > *Sent:* Wednesday, April 30, 2025 12:07 AM > *To:* *users@nifi.apache.org <users@nifi.apache.org>* > *Subject:* Installation as a service on Ubuntu VM > > > > You don't often get email from *dgallag...@cleverdevices.com > <dgallag...@cleverdevices.com>*. *Learn why this is important > <https://aka.ms/LearnAboutSenderIdentification>* > > Hi - is there any guidance on how to create a systemd service definition > for NiFi 2.x? I'm finding it very difficult to create a working one, and a > lot of the advice online is apparently very out of date. > > > > Thanks, > > > > Dave >
