message 匹配不上grok正则 也会写入到elasticsearch
{ "message" => "scan test 20161201", "@version" => "1", "@timestamp" => "2016-12-01T05:17:39.018Z", "path" => "/data01/gw/gw-app1-192.168.5.116-2016-12-01", "host" => "Vsftp", "type" => "gw-app-iis", "tags" => [ [0] "_grokparsefailure" ] } 即使logstash 匹配不上,也会写入到elasticsearch