使用Elasticsearch
概述
Elasticsearch是目前最强大、最流行的全文搜索引擎。但在Ubuntu 20.04下, 实测Elasticsearch占用内存为9GB,因此安装前请谨慎考虑。推荐使用Meilisearch。
安装
1.0> 导入 Elasticsearch PGP 密钥,用于对所有软件包进行签名
wget -qO - https://artifacts.elastic.co/GPG-KEY-elasticsearch | sudo gpg --dearmor -o /usr/share/keyrings/elasticsearch-keyring.gpg
2.0> 安装必备软件
sudo apt-get install apt-transport-https
3.0> 保存存储库
echo "deb [signed-by=/usr/share/keyrings/elasticsearch-keyring.gpg] https://artifacts.elastic.co/packages/8.x/apt stable main" | sudo tee /etc/apt/sources.list.d/elastic-8.x.list
4.0> 安装 Elasticsearch Debian
sudo apt-get update && sudo apt-get install elasticsearch
获取授权密码
如下图所示,安装完成后会自动输出授权密码
相关命令
## 设置开机自启
sudo /bin/systemctl daemon-reload
sudo /bin/systemctl enable elasticsearch.service
## 启动和停止
sudo systemctl start elasticsearch.service
sudo systemctl stop elasticsearch.service
详见官网:https://www.elastic.co/guide/en/elasticsearch/reference/8.14/deb.html