Process input plugin allows you to check how healthy a process is. It does the check by periodically issuing messages with a few metrics related to the process.
The plugin supports the following configuration parameters:
In order to start performing the checks, you can run the plugin from the command line or through the configuration file:
The following example will check the health of crond process.
In your main configuration file append the following Input & Output sections:
Once Fluent Bit is running, you will see the health of process:
Key
Description
Proc_Name
Name of the target Process to check.
Interval_Sec
Interval in seconds between the service checks. Default value is 1.
Internal_Nsec
Specify a nanoseconds interval for service checks, it works in conjuntion with the Interval_Sec configuration key. Default value is 0.
Alert
If enabled, it will only generate messages if the target process is down. By default this option is disabled.
Fd
If enabled, the number of file descriptors of the process is appended to each records. Default value is true.
Mem
If enabled, memory usage of the process is appended to each records. Default value is true.