Logstash filter size 官方介绍：Logstash is an open source data collection engine with real-time pipelining capabilities。简单来说logstash就是一根具备实时数据传输能力的管道，负责将数据信息从管道的输入端传输到管道的输出端；与此同时这根管道还可以让你根据自己的需求在中间加上滤网，Logstash提供里很多功能强大的 Dec 29, 2020 · 本节包含有关调整Logstash性能的信息： 性能故障排除 调整和分析Logstash性能 性能故障排除 您可以使用这些故障排除提示来快速诊断和解决Logstash性能问题。不需要高级的管道内部知识就可以理解本指南。但是，如果您想超越这些技巧，建议阅读管道文档。 您可能会很想修改pipeline. By default, the contents of this template is the default template for logstash-%{+YYYY. events. Unlike acting as a simple aggregator and pushing data, Logstash extracts information from raw data and transforms it into more meaningful common formats as an intermediary step before sending it for further Dec 27, 2017 · logstash input (目前 非瓶颈) 接收filebeat推送日志，接收量由filter,output协同决定。 logstash filter & logstash output ( 瓶颈) 升级logstash版本 1. size = 11,12, inFlight= 3,4, whereas i want to get each array entry as a map like {queue-name : " n0-kkk" size : 11 inFlight: 3} which logstash filter i can use and how? I am new to ruby so tried a couple of things but i m not getting desired results Dec 18, 2023 · It takes an existing field which contains JSON and expands it into an actual data structure within the Logstash event. 在该项目的根目录下，创建 gradle. Jan 29, 2025 · Below are two complete examples of how this filter might be used. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 bytes filters. size, and pipeline. clone. What is the job, it's doing in dns filter Dec 1, 2021 · Logstash, grok filter not working for fixed length fields. Beats: collect logs from the Beats framework. MM. logstash-filter-clone. Jul 27, 2023 · Application logs is of below JSON format and I'm unsure what should be the source field incase I'm using the JSON filter ? I would like to have all the fields appear on the Kibana output, particularly the message field, but as per the official documentation - " For example, if you have JSON data in the message field: The above would parse the JSON from the message field. Mar 4, 2025 · If no ID is specified, Logstash will generate one. max_bytes: 1GB. 2w次，点赞4次，收藏25次。Filter是Logstash功能强大的主要原因，它可以对Logstash Event进行丰富的处理，比如说解析数据、删除字段、类型转换等等，常见的有如下几个：date: 日志解析grok：正则匹配解析dissect：分割符解析mutate：对字段做处理，比如重命名、删除、替换等json：按照json解析 Memory queue size is not configured directly. Apr 23, 2019 · In the logstash config file, I want to know about hit_cache_size. Jul 5, 2016 · Hi, I sometimes receive messages that are huge (719939 bytes) and indexation to elasticsearch failed with a max_bytes_length_exceeded_exception (max limit is 32766 bytes). Events can be collected into batches. There's 3 main sections: inputs, filters, outputs. I read the guide of dns filter in th elastic website but unable to figure it out. This logstash filter provides an easy way to access RESTful Resources within logstash. Whenever logstash receives an "end" event, it uses this elasticsearch filter to find the matching "start" event based on some operation identifier. Jun 29, 2018 · 文章浏览阅读1. 2参考: Logstashの実践的な説明関連記事Logst… Jan 23, 2019 · 1、logstash过滤器插件filter 1. Jan 25, 2018 · If you're a user of Logstash it is very likely that you have found yourself in a situation where none of the existing filter plugins are capable of performing the transformations or validations you ne Nov 7, 2017 · This filter is used to check that certain fields are within expected size/length ranges. Filebeat will split batches read from the queue which are larger than bulk_max_size into multiple batches. In older versions of logstash (2018 *), after using the cache_size / failed_cache_size directive, there was a bug that prevented parallel cache polling. Redis: gather log records from a Redis instance. For example, syslog events usually have timestamps like this: "Apr 17 09:32:01" Saved searches Use saved searches to filter your results more quickly Nov 9, 2021 · Logstash filters. Extracts unstructured event data into fields using delimiters. Parses comma-separated value data into individual fields. 1、grok正则捕获 grok是一个十分强大的logstash filter插件，他可以通过正则解析任意文本，将非结构化日志数据弄成结构化和方便查询的结构。他是目前logstash 中解析非结构化日志数 Aug 12, 2020 · Link to full size image. Logstash can pull from almost any data source using input plugins, apply a wide variety of data transformations and enhancements using filter plugins, and ship the data to a large number of May 16, 2020 · 이번 포스팅은 로그 스테이시에서 사용하는 다양한 설정과 로그를 필터링하는 방법에 대한 내용입니다. the array size of the splitted array request. Logstash filter plugins Aug 4, 2021 · If no ID is specified, Logstash will generate one. It is strongly recommended to set this ID in your configuration. Logstash provides the following configurable options for tuning pipeline performance: pipeline. After modifying the plugin, simply rerun Logstash. de_dot # Set the value to `drop_newer` (default) to stop accepting new events that would push the DLQ size over the limit. More than one range can be specified for same fieldname, actions will be applied incrementally. size (default: 125) events. For example, you can specify pipeline settings, the location of configuration files, logging options, and other settings. Try Teams for free Explore Teams The maximum number of events to bulk in a single Logstash request. LogstashとはElastic社が提供するオープンソースのデータ収集エンジン。リアルタイムのパイプライン処理で異なる種類のデータを統一的なフォーマットへ変換して任意の転送先へ送ることができる。用途としては、下流の分析処理やビジュアライズ処理に渡すためにデータをクレンジンしたり民主 Jan 20, 2016 · I have to check the request. 0. size is used to control the number of events passed from input to filters and output section of Logstash. I was trying to figure out the mapping Dec 30, 2024 · The Logstash mutate filter is a powerful filter to manipulate log events. Jul 27, 2020 · Hello, I am learning about logstash, esspecially about logstash filter with if condition. The first example uses the legacy query parameter where the user is limited to an Elasticsearch query_string. New replies are no longer allowed. By default, Logstash uses in-memory bounded queues between pipeline stages (input → filter and filter → output) to buffer events. 丰富的过滤器插件的存在是 logstash 威力如此强大的重要因素。 名为过滤器，其实提供的不单单是过滤的功能。 在本章我们就会重点介绍几个插件，它们扩展了进入过滤器的原始数据，进行复杂的逻辑处理，甚至可以无中生有的添加新的 logstash 事件到后续的流程 You can configure Logstash by going to Administration –> Configuration –> logstash. Feb 1, 2019 · Ask questions, find answers and collaborate at work with Stack Overflow for Teams. 1. logstash limit the size of output file. If you want to split a string into an array then use the split option on a mutate filter. You’ll notice that the @timestamp field in this example is set to December 11, 2013, even though Logstash is ingesting the event at some point afterwards Jul 12, 2020 · I am using Logstash 7. Logstash - grok configuration filter. Aug 15, 2019 · Logstash than concatenates every file matching given expression in alphabetical orders — to avoid problems with the filter in a different order than expected, we name conf files with numbering Mar 31, 2020 · 介绍Logstash 是一款强大的数据处理工具，它可以实现数据传输，格式处理，格式化输出，还有强大的插件功能，常用于日志处理。Logstash优化Logstash建议在修改配置项以提高性能的时候，每次只修改一个配置项并观察其性能和资源消耗（cpu、io、内存）。 Dec 13, 2023 · When combined with the file_chunk_size, this option sets how many chunks (bands or stripes) are read from each file before moving to the next active file. # Set the value to `drop_older` to remove queue pages containing the oldest events to make space for new ones. You can also verify if the tests pass using the logstash -t flag. Hot Network Questions Nov 22, 2023 · If no ID is specified, Logstash will generate one. 5Logstash V7. Now I want to switch log collecting from filebeats directly into rsyslog input So I setup one of my application servers to Apr 4, 2022 · Hi Team, There is a confusion regarding the usage of pipeline. 로그 스테이시는 서로 다른 소스의 데이터를 동적으로 통합하고 원하는 대상으로 데이터를 정규화 할 Jun 21, 2022 · In encryption operations with block-ciphers, the input plaintext must be an exact multiple of the cipher’s block-size unless padding is enabled. More worker more instance could increase event/seconds perf . out (gauge) Number of events out from the filter plugin. If no ID is specified, Logstash will generate one. Installing the Aggregate Filter Plugin I'm trying to parse a large message with Logstash using a file input, a json filter, and an elasticsearch output. As a side note check "free storage space" in ES dashboard for your domain. Parses dates from fields to use as the Logstash timestamp for an event. dd} which always matches indices based on the pattern logstash-*. But I am clueless about the max size limit which I can send to it. （4）Logstash worker设置： worker相关配置在logstash. Inputs and outputs might be affected, too. dissect. workers, pipeline. So far, we’ve only played around with Jun 28, 2016 · The "doc_size" field will have bytes, I would like to add a new field say "doc_size_mb" which will contain the size in MB's. 3k次，点赞21次，收藏8次。本文介绍了如何使用Logstash 8. properties 文件，需要添加变量指定 logstash 下的 logstash-core 目录路径，使用绝对路径即可。. Drops all events. What is the use of it. Using a conditional in logstash. I tried to install grep fi Dec 23, 2022 · 文章目录Logstash基本语法组成Logstash输入插件(Input)Logstash编码插件(Codec)Logstash过滤器插件(Filter插件)Logstash输出插件（output） Logstash基本语法组成 logstash之所以功能强大和流行，还与其丰富的过滤器插件是分不开的，过滤器提供的并不单单是过滤的功能，还可以对进入过滤器的原始数据进行复杂的逻辑 Dec 11, 2019 · logstash grok filter ignore certain parts of message. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 useragent filters. Logstash란 로그 스테이시는 실시간 파이프라인 기능을 가진 데이터 수집 엔진 오픈소스이다. 5. As the default is very large, the file is effectively read to EOF before Nov 20, 2024 · For the inputs, Logstash provides input plugins that can collect logs from various sources, such as: HTTP: receives log records over HTTP endpoints. In this context, it’s recommended to use the default persistent queue disk allocation size queue. can i get any examples for that. The license is Apache 2. size 不满足时，会等待 pipeline. 8. The filters of Logstash measures manipulate and create events like Apache-Access. The Logstash defaults are chosen to provide fast, safe performance for most users. sleep. size have an impact logstash-filter-cidr. Dec 2, 2019 · Checks that specified fields stay within given size or length limits. The different plugins running on Logstash can be quite verbose if the logging level is set to debug or trace. Logstash Java Filter 就是基于Logstash的Filter扩展API开发一个用Java语言实现的Filter,然后将Filter代码打包构建到自己服务器上的Logstash Filter lib中。就可以在数据流转 配置文件 中(也就是logstash -f 指定的配置文件)使用这个定制的Logstash Java Filter了。 定制步骤包括以下五步： Nov 1, 2018 · 0x00 Logstash概述. Its upper bound is defined by pipeline. Mar 19, 2025 · Ingest Logstash performance tuning: Make sure Logstash’s pipeline batch size and number of threads are configured to make the best use of your hardware: use all the CPU, but don’t spend too much time on context switching; If parsing is simple, Logstash’s Dissect filter might be a good replacement for Grok Jun 16, 2022 · logstash过滤器插件filter详解及实例 1、logstash过滤器插件filter 1. Oct 29, 2015 · Now on the other side, in our Logstash cluster, we decode and process the log entry generated by the F5. dns. If Logstash terminates unsafely, any events that are stored in memory will be Jan 20, 2019 · pipeline. logstash. I need to basically check if request[]. w Simple filters such as mutate or json filter can take several milliseconds per event to execute. Can anyone please clarify? From the documentations, got to understand that pipeline. The logstash-filter-math is not a Mar 1, 2015 · The date filter is used for parsing dates from fields, and then using that date or timestamp as the logstash timestamp for the event. For example, a grok filter parses unstructured events into fields and a mutate filter changes fields. 2版本之后的logstash优化了input,filter,output的线程模型。 增大 filter和output worker 数量 通过启动参数配置 -w 48 （等于cpu核数） This Logstash tutorial gives you a crash course in getting started with Logstash, and provides instructions for installing Logstash and configuring it. If the linked compatibility wiki is not up-to-date, please contact Kafka support/community to confirm compatibility. workers (default: number of CPUs) times the pipeline. Logstash performance is a mix of filter/output/worker setup . batch. I want to know the use of hit_cache_size. I want to count the number of characters in this field "process_command_line" and add Feb 18, 2015 · 1- If you want comment to your perf we need to see your logstash filter config . gz file and in header passing Content-Encoding: gzip which is working fine. size parameter in Logstash. cipher. plugins. ruby. Specifying a larger batch size can improve performance by lowering the overhead of sending events. 7 -> 2. The tests you define will run when the pipeline is created and will prevent it from starting if a test fails. conf. Feb 24, 2019 · A split filter is used to split a message into multiple message, each containing one element from an array. This input will read events from a Kafka topic. Many filter plugins used to manage the events in Logstash. filebeat->logstash tcp连接 logstash->es tcp连接 logstash input logstash filter logstash output logstash filter & logstash output ( 瓶颈) 升级logstash版本 1. Sometimes I am getting 413 Request Entity Too Large. yml file are also available as command-line flags when you run Logstash. But I have problems with the filtering and properly use of the data because everything is just in the "message" of the received data. filters. logstash-filter-de_dot. As the logging library used in Logstash is synchronous, heavy logging can affect filter parses and enriches the events in one way or the other. Background. The logstash config language aims to be simple. How to increase the message size that can be processed? input { http { port => 5544 codec => "json" } } filter { ruby { code => "event From Logstash 1. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 mutate filters. 2. date. 0, meaning you are pretty much free to use it however you want in whatever way. logstash-filter-date. logstash-filter-dissect. Instead, it depends on how you have Logstash tuned. 2版本之后的logstash优化了input,filter,output的线程模型。 增大 filter和output worker 数量 通过启动参数配置 -w 48 （等于cpu核数 Number of events into the filter plugin. length i. elapsed The other filter used in this example is the date filter. Mar 1, 2016 · I am using below logstash. For broker compatibility, see the official Kafka compatibility reference. Applies or removes a cipher to an event. capacity. queue. How can i put the condition to match hostname. Numbers are checked to be within numeric value range. If the request is larger than 130kb, LogStash does not output to stdout, and does not return an http response. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 syslog inputs. It can be used to post data to Aug 31, 2015 · The code that can be put into the ruby filter [1] - are there restrictions on it in any way, such as say it should be relatively simple/short? Can I put multi line ruby code in there? Aug 18, 2020 · If no ID is specified, Logstash will generate one. What is the syntax to do it. Your clarification here is highly appreciated! Thanks! The maximum number of events to bulk in a single Logstash request. I am using all default settings. I am trying to send . Once defined, this timestamp field will sort out the logs in the correct chronological order and help you analyze them more effectively. The classic definition of Logstash says it’s an open-source, server-side data processing pipeline that can simultaneously ingest data from a wide variety of sources, then parse, filter, transform and enrich the data, and finally forward it to a downstream system. Unix: read log records via a Unix socket. By default, it will place the parsed JSON in the root (top level) of the Logstash event, but this filter can be configured to place the JSON into any arbitrary event field, using the target configuration. 0. But because you are decoding the data manually, you should just use raw TCP and/or UDP input plugins. de_dot. I have installed ELK stack into Ubuntu 14. length" } my use context is sysmon data containing command line execution. This filter parses out a timestamp and uses it as the timestamp for the event (regardless of when you’re ingesting the log data). Each field (and the corresponding value) can be handled, additional fields can be added, certain fields removed and more. Disabling padding by setting this value to 0 will cause this plugin to fail to encrypt any input plaintext that doesn’t strictly adhere to the algorithm's block size requirements. Feb 25, 2016 · I have had same issue, to fix that I set flush_size => 100 in my output:elasticsearch configuration for logstash. What distinguishes Logstash from most other services is its ability to apply filters to the input data and process it. 2 2. LogStash Config Language. May 24, 2016 · Hi guys! I need your help in advanced setting up for ELK server. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 kv filters. drop. Edit: May 17, 2020 · 对数据的操作需要配置filter的内容。关于安装Logstash的安装可以看之前的文章安装Logstash并完成一个简单的日志收集功能Logstash过滤器根据规则提取数据Logstash涉及提取数据主要是下面几个date过滤器：获得时间格式的数据extractnumbers过滤器：从字符串中提取数字grok Dec 27, 2017 · 接收filebeat推送日志，接收量由filter,output协同决定。 logstash filter & logstash output ( 瓶颈) 升级logstash版本 1. Executes arbitrary Ruby code. Logstash has 3 primary phases: Input, Filter, and Output, known as the Logstash Processing Pipeline. Mar 3, 2023 · 将 logstash-filter-java_filter_example (opens new window) 下载到本地使用，自定义开发的插件是基于该 example 进行修改的。 构建插件. delay. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 http filters. Jan 9, 2023 · I am looking for documentation on how Logstash processes a pipeline when pipeline. max_queue_size_in_bytes (gauge) Jun 8, 2021 · If no ID is specified, Logstash will generate one. Supported types are numbers and strings. logstash-filter-dns. logstash-filter-csv. Here a screenshot as explanation: With this data I cant really create any diagramms or analysis. Each section has configurations for each plugin available in that section. This is my assumption: The input plugin generates several events, not dictated by batch size While there are events left, Logstash takes a batch at a time, and for each batch, gets events and calls filter() for each if the output plugin implements multi_receive, then the output plugin Sep 19, 2023 · 上述示例只是Logstash配置文件语法的一小部分，Logstash还提供了许多其他的输入、过滤和输出插件，以满足不同的数据处理需求。Logstash是一个开源的数据处理工具，用于收集、转换和发送数据。本文将详细介绍Logstash配置文件的语法，并提供相应的源代码示例 Sep 19, 2023 · If no ID is specified, Logstash will generate one. A good idea is to scale wide if you have logstash perf problems . Performs a standard or reverse DNS lookup. Winlogbeat will split batches read from the queue which are larger than bulk_max_size into multiple batches. yml Mar 21, 2022 · This topic was automatically closed 28 days after the last reply. workers： 该参数用以指定Logstash中执行filter和output的线程数，当如果发现CPU使用率尚未达到上限，可以通过调整该参数，为Logstash提供更高的性能。建议将Worker数设置适当超过CPU核数 The size of the batch and number of pipeline worker threads are configurable (see Tuning and profiling logstash pipeline performance). This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 csv filters. yml, to control Logstash execution. size is more than 1. logstash-filter-range. Make sure to check out the official documentation of the plugin to see what else it can do. Something not clear to me is what are those fields used in if condition? How can I get the list of those fields? For example, I want to apply different grok filter format for logs coming from different hosts. Duplicates events. " but I don't have a 本文内容是通过官网学习Logstash的一个总结，阅读本文可以对Logstash有个整体的认识。 包括Logstash介绍、如何工作、事件模型、工作原理、弹性数据、持久化队列、性能优化、部署和扩展等 基于7. Strings are checked to be within string length range. logstash-filter-drop. Logstash has a large collection of filter plugins that modify events and pass them on to an output. The max size of http requests that can be processed correctly is around 130 kb. If I forward around 10,000 events per minute it no problem, then I increase the number of log around 20,000 events per minute it process the log very slow My pipeline setting in logstash. delay 设置的时间，超时后便开始执行 filter 和 output Mar 7, 2025 · Many JDBC drivers use the fetch_size parameter to limit how many results are pre-fetched at a time from the without needing a separate filter in your Logstash Feb 4, 2020 · はじめにLogstashの設定ファイル関連で調査したことのメモ書きです。<環境>RHEL V7. 1这样的IP地址。 例如： 我们的试验数据是： 1）我们举个例子来讲解过滤IP 现在启动一下： 2）举个例 様々なデータソースを取り込みたい！そんな要望に応えるべく用意されたのがLogstash。 Logstashは、様々なデータ形式に対応しています。 例えば、ソフトウェアのログ、サーバのメトリクス、Webアプリケーションのデータや、クラウドサービスなど。 FILTER bin/logstash -e ' filter {awesome {}} ' At this point any modifications to the plugin code will be applied to this local Logstash setup. Apr 26, 2021 · I am using filebeat to harvest logs from application and logstash for filter and transform log events and then publish them to elastic search output pipeline. Adding a named ID in this case will help in monitoring Logstash when using the monitoring APIs. 99% of the time this works fine, but when one of my log messages is too large, I get You can set options in the Logstash settings file, logstash. logstash-filter-cipher. ls_pipeline_batch_size inputs before attempting to execute its filters and The Logstash date filter plugin can be used to pull a time and date from a log message and define it as the timestamp field (@timestamp) for the log. yml中，主要包括如下三个： pipeline. This value, called the "inflight count," determines maximum number of events that can be held in each memory queue. Oct 14, 2019 · 概述 logstash&#160;之所以强大和流行，与其丰富的过滤器插件是分不开的 过滤器提供的并不单单是过滤的功能，还可以对进入过滤器的原始数据进行复杂的逻辑处理，甚至添加独特的新事件到后续流程中 logstash&#160;之所以强大和流行，与其丰富的过滤器插件是分不开的 过滤器提供的并不单单是 Oct 5, 2023 · The Logstash `aggregate` filter plugin is very powerful, and we have only shown some of its capabilities. Jan 8, 2024 · Hi I'm using rsyslog as a syslog server to get the log from the Firewall and network devices, then it send log to Logstash (on the same host) to do the filter then push to Elastic (on other host). Computationally expensive filter that removes dots from a field name. e. More filter = less event/seconds . pipeline. Filter specific Message with logstash before sending to When Logstash consumes from Kafka, persistent queues should be enabled and will add transport resiliency to mitigate the need for reprocessing during Logstash node failures. Jan 23, 2020 · Hello everyone! I set up an ELK-Stack which is already running, receiving some logs and also showing everything in kibana. It is fully free and fully open source. 2版本之后的logstash优化了input,filter,output的线程模型。 增大 filter和output worker 数量 通过启动参数配置 -w 48 （等于cpu核数） To validate the behaviour of the filter method you implemented, the Ruby filter plugin provides an inline test framework where you can assert expectations. length==4. Here, in an example of the Logstash Aggregate Filter, we are filtering the duration every SQL transaction in a database and computing the total time. Shown as millisecond: logstash. Sep 21, 2021 · It tried to us kv filter but it combine all values from same field in an array like. I added the field in my logstash config but nothing happened. 2版本从Oracle数据库同步数据至Elasticsearch。新版本已内置jdbc插件，无需额外安装。 Let’s begin. This plugin uses Kafka Client 3. 7. However if you notice performance issues, you may need to modify some of the defaults. For example, a file_chunk_count of 32 and a file_chunk_size 32KB will process the next 1MB from each active file. I would like to know the size of event Jun 19, 2024 · If no ID is specified, Logstash will generate one. duration_in_millis (gauge) Duration of events in the filter plugin. 04 Basically I setup logstash server with filebeats and successfully configured logstash filter for parsing logs I can see all logs came from filebeats in kibana. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 udp inputs. Most of the settings in the logstash. A very nice analysis with performance graphs was carried out by the git user named robcowart: To accept this in Logstash, you will want tcp input and a date filter: input { tcp { port => 12345 codec => json } } and add a date filter to take log4j2’s timeMillis field and use it as the event timestamp Aug 8, 2022 · 文章浏览阅读2. logstash-filter-ruby. delay：设置 Logstash 管道的延迟时间， 管道批处理延迟是 Logstash 在当前管道工作线程中接收事件后等待新消息的最长时间（以毫秒为单位）；简单来说，当 pipeline. Filters are executed sequentially. csv. 1. Logstash has a built-in syslog input. Logstash Mutate Filter Plugin. If the Logstash output is sent to AWS Opensearch, will the setting in pipeline. 1 and using below conf for my logstash. To save our file, we press CTRL+X, then press Y and finally ENTER. 3 onwards, a template is applied to Elasticsearch during Logstash’s startup if one with the name template_name does not already exist. 11版本。 This is a filter plugin for Logstash. Mar 17, 2015 · I am not able to get specific lines from logs file /var/log/messages. The default is 2048. Nov 21, 2018 · hi im trying to port the answer given here ``` filter { ruby { code => " event['indexname'] = event['somefield']. 1、grok正则捕获 grok的语法规则是： “语法”指的是匹配的模式。例如使用NUMBER模式可以匹配出数字，IP模式则会匹配出127. I am using logstash-forwarder in client-server and logstash, elasticsearch and kibana in log-server. length > 10 ? 'long-fields' : 'short-fields' " } } ``` and here ruby { code => "event['contentLength'] = event['contents']. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 jdbc_streaming filters. bcccuu ywvmfx ruigjgik ydezd zhtmjtr arxkofod jxauf qziph jlzya wwbupmy ygfau voiszb tdle fqabijz nfr