Complex Search, Java Clients in Elastic Search 6.x Practice Tutorial

Chapter 8 - Complex Search Night gives me black eyes, but I use it to find light. After learning about simple API s and simple search, you can basically handle most of the usage scenarios.However, the document data of non-relational database data is often numerous and complex, and various redundant fields form a "record".Complex dat ...

Posted on Mon, 22 Jul 2019 09:43:15 -0700 by lost305

Elastic search 5 and head latest plug-in learning, Java API demo

This article is used under Windows 10. 1. Elastic search installation and use 1.1. Download address: https://www.elastic.co/downloads/elasticsearch 1.2. Select the zip file, download and decompress it to C: elastic search-5.4.1 1.3. Modify the configuration file To allow cross-domain elastic search-head runtime, open the elastic search.yml ...

Posted on Thu, 20 Jun 2019 13:33:09 -0700 by Sykoi

Kubernetes Cluster Container Run Log Collection

Reference Documents https://yq.aliyun.com/articles/679721 https://www.cnblogs.com/keithtt/p/6410249.html https://github.com/kiwigrid/helm-charts/tree/master/charts/fluentd-elasticsearch https://github.com/kubernetes/kubernetes/tree/5d9d5bca796774a2c12d4e4443e684b619cda7ee/cluster/addons/fluentd-elasticsearch Kubernetes Log Collection Summary ...

Posted on Thu, 06 Jun 2019 11:57:07 -0700 by benjam

A Brief Introduction to Log4j2 Using ELK

ELK introduction ELK is Logstash + Elastic Search + Kibana: Logstash is responsible for collecting logs Elastic Search is responsible for storing logs Kibana provides a Web interface to view log information Log4j2 configuration Log4j2 provides us with Socket Appender, which allows us to send logs via TCP or UDP. For more information: htt ...

Posted on Tue, 21 May 2019 15:32:49 -0700 by madspof

Fluentd Log Processing - Plug-in Usage and Debugging Problems

The use of some plug-ins in fluentd geoip configuration template <filter request> @type geoip geoip_lookup_keys ip backend_library geoip_c geoip2_database /fluentd/plugin/GeoLite2-City.mmdb geoip2_database /fluentd/plugin/GeoLiteCity.dat <record> location '[${location.latitude["ip"]},${location.longitude[ ...

Posted on Sun, 19 May 2019 07:56:04 -0700 by Zooter

Use of the Elastic Search Java API (12) - Measurement Aggregation

Measure aggregation extracts values from documents and computes them. These values are usually extracted from the fields in the document (using data fields), and can be calculated using scripts alone. Digital metric aggregation is a special type of metric aggregation that outputs digital values. The aggregation output of a number of indicators ...

Posted on Sat, 18 May 2019 18:54:01 -0700 by Randwulf

Complex large data search through ElasticSearch

what who Elasticsearch is more than just Lucene and full-text search. It's also * Distributed real-time file storage, where each field is indexed and searchable * Distributed Real-Time Analysis Search Engine * Can be extended to hundreds of servers to handle PB-level structured or unstructured data It also has some features: First ...

Posted on Fri, 26 Apr 2019 12:30:35 -0700 by ctsttom

Talk about the Embodiment Action of elastic search

order In this paper, we mainly study the embassy action of elastic search. MembershipAction elasticsearch-6.7.1/server/src/main/java/org/elasticsearch/discovery/zen/MembershipAction.java public class MembershipAction { private static final Logger logger = LogManager.getLogger(MembershipAction.class); public static final String DISCOVE ...

Posted on Thu, 25 Apr 2019 15:18:34 -0700 by 2tonejoe

Document API operations in Elastic search 5.2.1

Document API Single document API Create index Get index Delete index Update index Multi document API Getting multiple documents Batch operation Delete documents by querying API s Update documents by querying API s Rebuild index All CRUD API s are APIs for a single index. An index receives only one index name, or an index alias tha ...

Posted on Tue, 02 Apr 2019 12:06:29 -0700 by BigBadKev

elastic case: logstash group rule

Environment: elastic search 5.1.1 logstash 5.2.1 Existing business logs need to be analyzed and processed. It is known that log entries are segmented by'|', but the meaning of fields is not entirely consistent. The code value of a state bit determines the meaning of the following fields. Then consider screening an analysis fr ...

Posted on Sun, 31 Mar 2019 20:00:28 -0700 by wilburforce