FlowCounter

FlowCounter is the protocol to count records. The flowcounter output plugin allows to count up records and its size.

Configuration Parameters

The plugin supports the following configuration parameters:

Key Description Default
Unit The unit of duration. (second/minute/hour/day) minute

Getting Started

You can run the plugin from the command line or through the configuration file:

Command Line

From the command line you can let Fluent Bit count up a data with the following options:

  1. $ fluent-bit -i cpu -o flowcounter

Configuration File

In your main configuration file append the following Input & Output sections:

  1. [INPUT]
  2.     Name cpu
  3.     Tag  cpu
  5. [OUTPUT]
  6.     Name flowcounter
  7.     Match *
  8.     Unit second

Testing

Once Fluent Bit is running, you will see the reports in the output interface similar to this:

  1. $ fluent-bit -i cpu -o flowcounter  
  2. Fluent Bit v1.x.x
  3. * Copyright (C) 2019-2020 The Fluent Bit Authors
  4. * Copyright (C) 2015-2018 Treasure Data
  5. * Fluent Bit is a CNCF sub-project under the umbrella of Fluentd
  6. * https://fluentbit.io
  8. [2016/12/23 11:01:20] [ info] [engine] started
  9. [out_flowcounter] cpu.0:[1482458540, {"counts":60, "bytes":7560, "counts/minute":1, "bytes/minute":126 }]