Documentation Grafana Cloud Instrument and send data Grafana Alloy Reference Components loki loki.echo

loki.echo

loki.echo receives log entries from other loki components and prints them to the process’ standard output (stdout).

Multiple loki.echo components can be specified by giving them different labels.

Usage

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loki.echo "LABEL" {}

Arguments

loki.echo accepts no arguments.

Exported fields

The following fields are exported and can be referenced by other components:

Component health

loki.echo is only reported as unhealthy if given an invalid configuration.

Debug information

loki.echo does not expose any component-specific debug information.

Example

This example creates a pipeline that reads log files from /var/log and prints log lines to echo:

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local.file_match "varlog" {
  path_targets = [{
    __path__ = "/var/log/*log",
    job      = "varlog",
  }]
}

loki.source.file "logs" {
  targets    = local.file_match.varlog.targets
  forward_to = [loki.echo.example.receiver]
}

loki.echo "example" { }

Compatible components

loki.echo has exports that can be consumed by the following components:

• Components that consume Loki LogsReceiver