Merged config in Logstash log output

logstash.out

 bin/logstash -f ../multi/ --debug --configtest
Reading config file {:file=>"logstash/agent.rb", :level=>:debug, :line=>"318", :method=>"local_config"}

The following is the content of a file {:config_file=>"/Users/buh/tmp/multi/a.conf", :level=>:debug, :file=>"logstash/agent.rb", :line=>"325", :method=>"local_config"}

input {
  tcp {
    port => 9500
  }
}

input {
  tcp {
    port => 9601
  }
}

input {
  tcp {
    port => 9702
  }
}


 {:level=>:debug, :file=>"logstash/agent.rb", :line=>"326", :method=>"local_config"}
Reading config file {:file=>"logstash/agent.rb", :level=>:debug, :line=>"318", :method=>"local_config"}

The following is the content of a file {:config_file=>"/Users/buh/tmp/multi/b.conf", :level=>:debug, :file=>"logstash/agent.rb", :line=>"325", :method=>"local_config"}

input {
  tcp {
    port => 9399
  }
}

filter {
  mutate {
    add_field => { "a" => "b" }
  }
}



 {:level=>:debug, :file=>"logstash/agent.rb", :line=>"326", :method=>"local_config"}
Reading config file {:file=>"logstash/agent.rb", :level=>:debug, :line=>"318", :method=>"local_config"}

The following is the content of a file {:config_file=>"/Users/buh/tmp/multi/c.conf", :level=>:debug, :file=>"logstash/agent.rb", :line=>"325", :method=>"local_config"}

input {
  tcp {
    port => 9288
  }
}

filter {
  mutate {
    add_field => { "c" => "d" }
  }
}



 {:level=>:debug, :file=>"logstash/agent.rb", :line=>"326", :method=>"local_config"}
Reading config file {:file=>"logstash/agent.rb", :level=>:debug, :line=>"318", :method=>"local_config"}

The following is the content of a file {:config_file=>"/Users/buh/tmp/multi/d.conf", :level=>:debug, :file=>"logstash/agent.rb", :line=>"325", :method=>"local_config"}

output {
  stdout { }
}


 {:level=>:debug, :file=>"logstash/agent.rb", :line=>"326", :method=>"local_config"}

The following is the merged configuration {:level=>:debug, :file=>"logstash/agent.rb", :line=>"333", :method=>"local_config"}

input {
  tcp {
    port => 9500
  }
}

input {
  tcp {
    port => 9601
  }
}

input {
  tcp {
    port => 9702
  }
}

input {
  tcp {
    port => 9399
  }
}

filter {
  mutate {
    add_field => { "a" => "b" }
  }
}


input {
  tcp {
    port => 9288
  }
}

filter {
  mutate {
    add_field => { "c" => "d" }
  }
}


output {
  stdout { }
}



 {:level=>:debug, :file=>"logstash/agent.rb", :line=>"334", :method=>"local_config"}