Debian 上安装和部署 Elasticsearch 的详细步骤
以下是在 Debian 上安装和部署 Elasticsearch 的步骤:
- 安装 Java
Elasticsearch 需要 Java 8 或更高版本。首先,安装 Java:
sudo apt-get update
sudo apt-get install openjdk-8-jre
- 下载和安装 Elasticsearch
从 Elasticsearch 官网下载最新版本的 Elasticsearch。解压缩并将其移动到 /opt 目录下:
wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-{version}.tar.gz
tar -xzf elasticsearch-{version}.tar.gz
sudo mv elasticsearch-{version} /opt/elasticsearch
- 配置 Elasticsearch
编辑 Elasticsearch 配置文件:
sudo nano /opt/elasticsearch/config/elasticsearch.yml
确保以下配置项正确设置:
cluster.name: 'mycluster'
node.name: 'mynode'
network.host: localhost
- 启动 Elasticsearch
启动 Elasticsearch:
sudo /opt/elasticsearch/bin/elasticsearch
- 测试 Elasticsearch
使用 curl 命令测试 Elasticsearch 是否正在运行:
curl -X GET 'localhost:9200/'
如果成功,您将看到类似以下内容的输出:
{
"name" : "mynode",
"cluster_name" : "mycluster",
"cluster_uuid" : "xxxxxx",
"version" : {
"number" : "7.6.0",
"build_flavor" : "default",
"build_type" : "tar",
"build_hash" : "xxxxxx",
"build_date" : "xxxxxx",
"build_snapshot" : false,
"lucene_version" : "8.4.0",
"minimum_wire_compatibility_version" : "6.8.0",
"minimum_index_compatibility_version" : "6.0.0-beta1"
},
"tagline" : "You Know, for Search"
}
现在,您已经在 Debian 上成功安装和部署了 Elasticsearch。
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