Shulou(Shulou.com)06/02 Report--

Official introduction: https://www.elastic.co/cn/products/elasticsearch

1. Deployment environment

1) install JDK

2) install elasticsearch

ELasticsearch's official site: https://artifacts.elastic.co/downloads/elasticsearch/

2. Configuration file

The following are the main configuration file paths:

/ etc/elasticsearch/elasticsearch.yml # configuration file for els

/ etc/elasticsearch/jvm.options # JVM related configuration, memory size, etc.

/ etc/elasticsearch/log4j2.properties # Log system definition

/ var/lib/elasticsearch # default location for data storage

To access other IP, you need to modify the elasticsearch.yml, as shown below:

3. Start the service

Start Elasticsearch

Systemctl enable elasticsearch.service

Systemctl start elasticsearch

Or

4. Combine with logstash

That is, the data obtained by logstash is stored in elasticsearch.

Input {redis {host = > "xxx.xxx.xxx.xxx" port = > 1234 password = > "12345678" db = > 1 data_type = > "channel" key = > "logstash"}} filter {} output {elasticsearch {hosts = > ["127.0.0.1 filter 9200"]} stdout {codec= > rubydebug}}

Note:

The above error indicates that if you want to switch users, you can run it by switching to an ordinary account.

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