When asking for help and support, please provide as much information as possible. This should include:
- Steps to reproduce an issue.
- The output of
./validate.php
librenms@librenms:~$ ./validate.php
===========================================
Component | Version
--------- | -------
LibreNMS | 26.1.0-dev.16+874e45831 (2025-12-17T20:47:18+01:00)
DB Schema | 2025_12_05_205509_devices_add_mtu_status (362)
PHP | 8.3.21
Python | 3.12.7
Database | MariaDB 11.4.5-MariaDB-0ubuntu0.24.10.1
RRDTool | 1.7.2
SNMP | 5.9.4.pre2
===========================================
[OK] Composer Version: 2.9.2
[OK] Dependencies up-to-date.
[OK] Database Connected
[OK] Database Schema is current
[OK] SQL Server meets minimum requirements
[OK] lower_case_table_names is enabled
[OK] MySQL engine is optimal
[OK] Database and column collations are correct
[OK] Database schema correct
[OK] MySQL and PHP time match
[OK] Distributed Polling setting is enabled globally
[OK] Connected to rrdcached
[FAIL] Poller is not running. No poller has run within the last 300 seconds.
[FAIL] No active dispatcher nodes found
[OK] Locks are functional
[FAIL] Python wrapper cron entry is not present
[OK] Redis is unavailable
[OK] rrdtool version ok
[OK] Connected to rrdcached
[FAIL] Scheduler is not running
[FIX]:
sudo cp /opt/librenms/dist/librenms-scheduler.service /opt/librenms/dist/librenms-scheduler.timer /etc/systemd/system/
sudo systemctl enable librenms-scheduler.timer
sudo systemctl start librenms-scheduler.timer
librenms@librenms:~$