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Add documentation for Chrony application monitoring (#14066)

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Adds instructions for setting up monitoring for Chrony application with SNMP Extend.
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ottorei
2022-06-26 17:19:55 +03:00
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doc/Extensions/Applications.md
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@@ -1142,6 +1142,33 @@ The application should be auto-discovered as described at the top of
the page. If it is not, please follow the steps set out under `SNMP
Extend` heading top of page.
## Chronyd
A shell script that gets the stats from chronyd and exports them with SNMP Extend.
### SNMP Extend
1. Download the shell script onto the desired host
```
wget https://raw.githubusercontent.com/librenms/librenms-agent/master/snmp/chrony -O /etc/snmp/chrony
```
2. Make the script executable
```
chmod +x /etc/snmp/chrony
```
3. Edit the snmpd.conf file to include the extend by adding the following line to the end of the config file:
```
extend chronyd /etc/snmp/chrony
```
Note: Some distributions need sudo-permissions for the script to work with SNMP Extend. See the instructions on the section SUDO for more information.
4. Restart snmpd service on the host
Application should be auto-discovered and it's stats presented on the Apps-page on the host. Note: Applications module needs to be enabled on the host or globally for the statistics to work as intended.
## Nvidia GPU
### SNMP Extend