I am getting this error when setting up RRD on my main server.
librenms@nms-libre:~$ ./validate.php
| Component | Version |
|---|---|
| LibreNMS | 24.8.0-18-g2face4bc4 (2024-08-25T16:32:59-05:00) |
| DB Schema | 2024_08_12_232009_ent_physical_table_rev_length (298) |
| PHP | 8.1.2-1ubuntu2.18 |
| Python | 3.10.12 |
| Database | MariaDB 10.6.18-MariaDB-0ubuntu0.22.04.1 |
| RRDTool | 1.7.2 |
| SNMP | 5.9.1 |
| =========================================== |
[OK] Composer Version: 2.7.8
[OK] Dependencies up-to-date.
[OK] Database connection successful
[OK] Database connection successful
[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
[FAIL] Cannot connect to rrdcached server on port 42217
[OK] Active pollers found
[OK] Dispatcher Service is enabled
[OK] Locks are functional
[OK] No active python wrapper pollers found
[OK] Redis is functional
[OK] rrdtool version ok
[FAIL] Cannot connect to rrdcached server on port 42217