Elasticsearch Cluster Configuration Password (Traditional & Docker)
After adding password protection to the minimum security configuration, you need to configure Transport Layer Security (TLS). The transport layer handles all internal communication between nodes in the cluster. If the cluster has multiple nodes, you must configure TLS between the nodes. If TLS is ...
Posted on Thu, 02 Dec 2021 12:42:22 -0500 by imstupid
Using Resilience4j framework to implement partition mechanism / circuit breaker in Java project
So far in this series, we have learned about Resilience4j and its application Retry, RateLimiter, TimeLimiter , and Bulkhead modular. In this article, we will explore the circuit breaker module. We'll learn when and how to use it, and look at some examples.
Code example
Attached to this article On GitHub Working code example for.
What is Re ...
Posted on Wed, 01 Dec 2021 22:50:16 -0500 by bodge
Elasticsearch installation (Traditional & docker mode) & integrating Springboot
catalogue
1, Introduction to Elasticsearch
2, ElasticSearch cluster installation
Traditional way
Docker installation
3, Configure Chinese word splitter
Traditional way
Docker mode
4, Integrate SpringBoot
1, Introduction to Elasticsearch
Elasticsearch is a distributed do ...
Posted on Tue, 30 Nov 2021 11:10:03 -0500 by pradeepss
Introduction to Elasticsearch
outline
What is Elasticsearch?
Elasticsearch, a distributed, high-performance, highly available, scalable search and analysis system.
Applicable scenarios of Elasticsearch
E-commerce website searchData analysisBI systemLog analysis elk, etc
Lucene and Elasticsearch
Lucene
Lucene is a sub project of the jakarta project team of apache So ...
Posted on Mon, 29 Nov 2021 18:54:50 -0500 by sem_db
Elasticsearch - Data Aggregation
Aggregate(aggregations) It allows us to easily realize the statistics, analysis and operation of data. For example:
What brand of mobile phone is the most popular?
The average price, the highest price and the lowest price of these mobile phones?
How about the monthly sales of these mobile phones?
The implementation of these statistical functi ...
Posted on Sun, 28 Nov 2021 12:07:37 -0500 by coelex
Log analysis department ELK
1, ELK overview
-Elastic search: responsible for log retrieval and storage -Logstash: responsible for the collection, analysis and processing of logs -Kibana: responsible for the visualization of logs -ELK is a complete set of solutions. It is the acronym of three software products, which are used by many companies, such as Sina, Ctrip, Hua ...
Posted on Tue, 23 Nov 2021 19:21:37 -0500 by EnDee321
ElasticSearch -- full text search
ElasticSearch -- full text search
Source: [Shangsi Valley] - Advanced chapter of grain mall
1, Introduction
Official website: https://www.elastic.co/cn/what-is/elasticsearch
Full text search is the most common requirement. Open source Elasticsearch is the first choice of full-text search engines. It can quickly store, search and analyze ...
Posted on Tue, 23 Nov 2021 06:20:43 -0500 by urneegrux
21 deep exploration search technology_ Using rescoring mechanism to optimize the performance of approximate matching search
The difference between match and phase match (proximity match)
Match -- > as long as a term is simply matched, it can be understood that the doc corresponding to the term is returned as the result, the inverted index is scanned, and the scan is ok
Phase match -- > first scan the doc list of all terms; Find the doc list containing all te ...
Posted on Sun, 21 Nov 2021 23:32:15 -0500 by punky79
logstash sends data to the custom template of elasticsearch
1. First configure logstash.conf
# Input from filebeat
input {
beats {
port => "5044"
}
}
# filter
filter {
grok {
match =>{
"message"=>"(?<data>({.*}))"
}
}
grok {
match =>{
"message"=>"%{TIME ...
Posted on Sat, 20 Nov 2021 22:36:16 -0500 by phpnow
Introduction and use of word splitter of elastic search
What is a word splitter
In our last article, we talked about the inverted index. For example, when we search the bright moon, we may find the ancient poem Jingyesi according to the inverted index. Right? The bright moon looks down and the moonlight is the word divided by the word splitter. My understanding is that we mark the word tag of a cha ...
Posted on Fri, 19 Nov 2021 09:49:55 -0500 by ben2.0