NFO Internal Logs
Type of Logs
Here is a list of the internal logs in $NFO_HOME/logs. The internal logs from NFO software are useful for troubleshooting or monitoring the health of the system.
| Log File Name | Description |
|---|---|
| nfc_server.<timestamp>.log | Contains information about NFO core process and enabled NFO Modules and errors detected |
| server.<timestamp>.log | Contains information when NFO core process was started as well as redirected process standard output |
| process.log<.#> | Contains information about CPU and memory usage |
| nf2sl.log<.#> | Contains information about NFO controller component (including keep alive) and errors detected |
| localhost_access_log.<date>.txt | Contains information about requests to the GUI (including IP address and access time) |
| catalina.#.log | Contains information about Tomcat process and errors detected |
| catalina.out | Contains Tomcat process redirected standard output |
| nfo-output.#.log | Contains information about various outputs over TCP, such as Kafka, Amazon OpenSearch, Azure Log Analytics Workspace, etc. |
| nfo_audit.log | Contains information about devices placed on "Skip SNMP polling" list |
Log Levels
NFO logging levels are (from least to most verbose):
- Error
- Debug
- Verbose
- Flood
Default level is Error.
You can change the log level by navigating to Tracing and Configuration and selecting a Tracing verbosity level you need. Press Save button. Do not restart NFO.