Top "Logstash" questions

Logstash is a tool for managing events and logs.

How to customize Rails log messages to JSON format

I need to customize log messages to a JSON format in my Rails app. To illustrate, currently the log messages …

ruby-on-rails json logstash
Logstash-forwarder as Windows Service

I'm struggling to create a Windows Service for a logstash forwarder on Windows 2008 R2 Server. My setup looks as follows: …

elasticsearch windows-services logstash logstash-forwarder
Multiple Grok Filters not storing first filter match record

I am using Logstash to parse postfix logs. I am mainly focused to get bounced email logs from postfix logs, …

logstash logstash-grok
How to define seperated indexes for different logs in Filebeat/ELK?

I am wondering how to create separated indexes for different logs fetched into logstash (which were later passed onto elasticsearch), …

elasticsearch logstash kibana elastic-stack filebeat
Logstash - is an output to influx DB available?

I want to have an output for Influx DB from Logstash, is there any such plugin available? The output is …

logstash influxdb
What should be the logstash grok filter for this log4j log?

I've been asked to consolidate our log4j log files (NOT using Socket calls for now) into a Logstash JSON …

log4j logstash logstash-grok
illegal_argument_exception: index.lifecycle.rollover_alias [metricbeat-6.8.4-alias] does not point to index [metricbeat-6.8.4-2020.02.24]

currently looking for help about setup ilm, i have setup the template, index alias and policy as below PUT metricbeat-6.8.4…

elasticsearch logstash kibana metricbeat
Why do people ship logs to Logstash with NXLog and not Logstash itself?

I read a blog post about setting up Logstash, Elasticsearch and Kibana, and the author suggested to use NXLog to …

logging elasticsearch logstash kibana nxlog
Chain filters in logstash

Is it possible to use logstash filters in sequence? For example I want to parse message into json then newly …

filter logstash chain
Logstash output json file

I'm a total newbie to logstash and I'm trying to input an xml file filter through it and output a …

json logstash logstash-configuration