common operations

·elasticsearch
#elasticsearch

  • 安装 Java（Elasticsearch 是基于 Java 的）：sudo apt install openjdk-11-jre

  • 检查是否成功安装 Java：java -version

  • 导入公钥并安装 APT 仓库：

      wget -qO - https://artifacts.elastic.co/GPG-KEY-elasticsearch | sudo apt-key add -
  sudo sh -c 'echo "deb https://artifacts.elastic.co/packages/7.x/apt stable main" > /etc/apt/sources.list.d/elastic-7.x.list'

  • 安装 Elasticsearch：sudo apt install elasticsearch

  • 启动 Elasticsearch：sudo systemctl start elasticsearch

    • 通过访问 http://localhost:9200/ 来确认 Elasticsearch是否成功运行，如果返回了一些 json 就说明成功运行

  • 关闭 Elasticsearch： sudo systemctl stop elasticsearch

  • 查看 Elasticsearch 运行状态： sudo systemctl status elasticsearch