Category Archives: Elasticsearch

[Elasticsearch] The health status means…

Posted on 2015 年 02 月 24 日 by cowman.chiang

When we list the indexes, we will get the status information. It shows the health of index in the elasticsearch cluster. green All shards are allocated. yellow The primary shard is allocated but replicas are not. red The specific shard … Continue reading →

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[Elasticsearch] List all indexes and optimize it.

Posted on 2015 年 02 月 24 日 by cowman.chiang

When we deleted the indexes, the data were just marked by deleted. We can list all indexes to show status. sudo curl ‘localhost:9200/_cat/indices?v’ It will show the health, index name, pri, rep, docs.count, docs.deleted, store.size, pri.store.size. health index pri rep … Continue reading →

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[Elasticsearch] Delete index by search syntax

Posted on 2015 年 01 月 27 日 by cowman.chiang

check the search syntax curl -XGET ‘http://{ElasticSearch_Server_IP}:{ElasticSearch_Server_Port}/{Index}/{Type}/_search?q={Search Syntax} ex: curl -XGET ‘http://localhost:9200/logstash-2015.01.26/syslog/_search?q=”Rhttpproxy”‘ Delete index by search syntax curl -XDELETE ‘http://{ElasticSearch_Server_IP}:{ElasticSearch_Server_Port}/{Index}/{Type}/_query?q={Search Syntax} ex: curl -XDELETE ‘http://localhost:9200/logstash-2015.01.26/syslog/_query?q=”Rhttpproxy”‘

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[Apache] Proxypass

Posted on 2015 年 01 月 27 日 by cowman.chiang

Because the default web port of Elasticsearch is 9200. And I want to change it with 80. Maybe I could use the proxypass function. enable the proxy, and restart apache a2enmod proxy a2enmod proxy_http service apache2 restart add following into … Continue reading →

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淺談 Elasticsearch 的定義

Posted on 2014 年 12 月 30 日 by cowman.chiang

[摘錄自Elasticsearch Server, 2nd Edition第12頁] The basics of Elasticsearch Elasticsearch is an open source search server project started by Shay Banon and published in February 2010. During this time, the project has grown into a major player in the field of … Continue reading →

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elasticsearch.yml 檔案說明

Posted on 2014 年 12 月 30 日 by cowman.chiang

##################### Elasticsearch Configuration Example ##################### # This file contains an overview of various configuration settings, # targeted at operations staff. Application developers should # consult the guide at . 說明此檔案包含多個設定的部份，可以至 Elasticsearch Guide 觀看說明 # # The installation procedure is covered … Continue reading →

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Logstash + Redis + Nginx + Kibana + ElasticSearch

Posted on 2014 年 12 月 26 日 by cowman.chiang

環境: Ubuntu 14.04 x64 server 安裝Java環境 sudo apt-get install openjdk-7-jdk 下載Logstash壓縮檔 cd /tmp curl -O https://download.elasticsearch.org/logstash/logstash/logstash-1.4.0.tar.gz tar zxvf logstash-1.4.0.tar.gz -C /opt/logstash 基本測試 cd /opt/logstash bin/logstash -e ‘input { stdin { } } output { stdout {} } # 試著打幾個字看看 安裝Elasticsearch … Continue reading →

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