安装Logtail(Linux系统)

Logtail客户端是日志服务提供的日志采集客户端,请参考本文档,在Linux服务器上安装Logtail客户端。

支持的系统

支持如下版本的Linux x86-64(64位)服务器:

  • Aliyun Linux
  • Ubuntu
  • Debian
  • CentOS
  • OpenSUSE
  • RedHat

前提条件

  1. 已拥有一台及以上的服务器。
  2. 已根据服务器类型和所在Region,确定日志采集流量的网络类型。详细说明请参考选择网络图 1. 选择网络

注意事项

  • Logtail采用覆盖安装模式,若您之前已安装过Logtail,那么安装器会先执行卸载、删除/usr/local/ilogtail 目录后再重新安装。安装后默认启动Logtail并注册开机启动。

  • Docker和Kubernetes安装中的${your_region_name} 即为安装参数中的参数,请直接拷贝。

  • 如果安装失败,单击工单系统提交工单。

安装方式

选择网络后,请根据您的网络类型选择对应的安装命令。
执行安装命令之前,您需要将安装命令中的 ${your_region_name}替换为您的区域名称。各区域的安装参数如下,您也可以直接拷贝执行对应区域和网络类型的安装命令。
表 1. Logtail安装参数
区域安装参数区域安装参数
华东 1(杭州) cn-hangzhou 亚太东南 2(悉尼) ap-southeast-2
华东 2(上海) cn-shanghai 亚太东南 3(吉隆坡) ap-southeast-3
华北 1(青岛) cn-qingdao 亚太东南 5(雅加达) ap-southeast-5
华北 2(北京) cn-beijing 亚太南部 1(孟买) ap-south-1
华北 3(张家口) cn-zhangjiakou 亚太东北 1(日本) ap-northeast-1
华北 5(呼和浩特) cn-huhehaote 欧洲中部 1(法兰克福) eu-central-1
华南 1(深圳) cn-shenzhen 中东东部 1(迪拜) me-east-1
西南 1(成都) cn-chengdu 英国(伦敦) eu-west-1
香港 cn-hongkong 华东 1金融云(杭州) cn-hangzhou-finance
美国西部 1(硅谷) us-west-1 华东 2金融云(上海) cn-shanghai-finance
美国东部 1(弗吉尼亚) us-east-1 华南 1金融云(深圳) cn-shenzhen-finance
亚太东南 1(新加坡) ap-southeast-1 - -

阿里云内网(经典网络、VPC)

阿里云内网为千兆共享网络,日志数据通过阿里云内网传输比公网传输更快速、稳定,且不消耗公网带宽。

可以使用阿里云内网的场景:
  • 服务器为阿里云ECS。
  • ECS和日志服务Project位于同一区域。
执行安装命令时,需要根据区域选择安装参数,您可以选择 自动选择安装参数和 手动安装两种方式。
  • 自动选择安装参数
    如果您无法确定ECS所在的区域,可以使用Logtail安装器的auto参数进行安装,当指定该参数后,Logtail 安装器会通过服务器获取您的实例元数据,自动确定ECS所在区域。
    1. 通过公网下载Logtail 安装器。该步骤涉及访问公网,会消耗公网流量,约10KB左右。
       
      wget http://logtail-release-cn-hangzhou.oss-cn-hangzhou.aliyuncs.com/linux64/logtail.sh -O logtail.sh;chmod 755 logtail.sh
    2. 使用auto参数进行安装。该步骤会自动下载对应区域的安装程序,不消耗公网流量。
       
      ./logtail.sh install auto
  • 手动安装
    您也可以选择手动安装Logtail。通过内网下载Logtail安装器,不消耗公网流量。
    1. 根据日志服务Project所在区域选择安装参数。

      安装命令中的${your_region_name}表示日志服务Project所在区域,根据安装参数选择正确参数,如华东一区域的安装参数为cn-hangzhou

    2. 替换参数后执行安装命令。

      替换参数${your_region_name}后,执行安装命令。

       
      wget http://logtail-release-${your_region_name}.oss-${your_region_name}-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ${your_region_name}
      您也可以根据日志服务Project所在的区域直接执行下述对应的命令进行安装:
       
      日志服务Project所在的区域安装命令
      华东 1(杭州)
       
      wget http://logtail-release-cn-hangzhou.oss-cn-hangzhou-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-hangzhou
      华东 2(上海)
       
      wget http://logtail-release-cn-shanghai.oss-cn-shanghai-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-shanghai
      华北 1(青岛)
       
      wget http://logtail-release-cn-qingdao.oss-cn-qingdao-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-qingdao
      华北 2(北京)
       
      wget http://logtail-release-cn-beijing.oss-cn-beijing-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-beijing
      华北 3 (张家口)
       
      wget http://logtail-release-cn-zhangjiakou.oss-cn-zhangjiakou-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-zhangjiakou
      华北 5 (呼和浩特)
       
      wget http://logtail-release-cn-huhehaote.oss-cn-huhehaote-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-huhehaote
      华南 1(深圳)
       
      wget http://logtail-release-cn-shenzhen.oss-cn-shenzhen-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-shenzhen
      西南 1(成都)
       
      wget http://logtail-release-cn-chengdu.oss-cn-chengdu-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-chengdu
      香港
       
      wget http://logtail-release-cn-hongkong.oss-cn-hongkong-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-hongkong
      美国西部 1 (硅谷)
       
      wget http://logtail-release-us-west-1.oss-us-west-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install us-west-1
      美国东部 1(弗吉尼亚)
       
      wget http://logtail-release-us-east-1.oss-us-east-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install us-east-1
      亚太东南 1 (新加坡)
       
      wget http://logtail-release-ap-southeast-1.oss-ap-southeast-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-1
      亚太东南 2 (悉尼)
       
      wget http://logtail-release-ap-southeast-2.oss-ap-southeast-2-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-2
      亚太东南 3 (吉隆坡)
       
      wget http://logtail-release-ap-southeast-3.oss-ap-southeast-3-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-3
      亚太东南 5(雅加达)
       
      wget http://logtail-release-ap-southeast-5.oss-ap-southeast-5-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-5
      亚太东北 1 (日本)
       
      wget http://logtail-release-ap-northeast-1.oss-ap-northeast-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-northeast-1
      亚太南部 1(孟买)
       
      wget http://logtail-release-ap-south-1.oss-ap-south-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-south-1
      欧洲中部 1 (法兰克福)
       
      wget http://logtail-release-eu-central-1.oss-eu-central-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install eu-central-1
      中东东部 1 (迪拜)
       
      wget http://logtail-release-me-east-1.oss-me-east-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install me-east-1
      英国(伦敦)
       
      wget http://logtail-release-eu-west-1.oss-eu-west-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install eu-west-1

公网

数据通过公网写入日志服务,占用公网带宽。 适用于自建IDC和其他云厂商服务器。
 
说明 日志服务无法获取ECS之外服务器的属主信息,请在安装Logtail后手动配置用户标识(AliUid,参见 为非本账号ECS、自建IDC配置AliUid),否则 Logtail心跳异常、无法收集日志。
  1. 根据日志服务Project所在区域选择安装参数。

    安装命令中的${your_region_name}表示日志服务Project所在区域,根据安装参数选择正确参数,如华东一区域的安装参数为cn-hangzhou

  2. 替换参数后执行安装命令。

    替换参数${your_region_name}后,执行安装命令。

     
    wget http://logtail-release-${your_region_name}.oss-${your_region_name}.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ${your_region_name}-internet
    您也可以根据日志服务Project所在的区域直接执行下述对应的命令进行安装:
     
    日志服务Project所在的区域安装命令
    华东 1(杭州)
     
    wget http://logtail-release-cn-hangzhou.oss-cn-hangzhou.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-hangzhou-internet
    华东 2(上海)
     
    wget http://logtail-release-cn-shanghai.oss-cn-shanghai.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-shanghai-internet
    华北 1(青岛)
     
    wget http://logtail-release-cn-qingdao.oss-cn-qingdao.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-qingdao-internet
    华北 2(北京)
     
    wget http://logtail-release-cn-beijing.oss-cn-beijing.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-beijing-internet
    华北 3 (张家口)
     
    wget http://logtail-release-cn-zhangjiakou.oss-cn-zhangjiakou.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-zhangjiakou-internet
    华北 5 (呼和浩特)
     
    wget http://logtail-release-cn-huhehaote.oss-cn-huhehaote.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-huhehaote-internet
    华南 1(深圳)
     
    wget http://logtail-release-cn-shenzhen.oss-cn-shenzhen.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-shenzhen-internet
    西南 1 (成都)
     
    wget http://logtail-release-cn-chengdu.oss-cn-chengdu.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-chengdu-internet
    香港
     
    wget http://logtail-release-cn-hongkong.oss-cn-hongkong.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-hongkong-internet
    美国西部 1 (硅谷)
     
    wget http://logtail-release-us-west-1.oss-us-west-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install us-west-1-internet
    美国东部 1 (弗吉尼亚)
     
    wget http://logtail-release-us-east-1.oss-us-east-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install us-east-1-internet
    亚太东南 1 (新加坡)
     
    wget http://logtail-release.oss-cn-hangzhou.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; sh logtail.sh install ap-southeast-1-internet
    亚太东南 2 (悉尼)
     
    wget http://logtail-release-ap-southeast-2.oss-ap-southeast-2.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-2-internet
    亚太东南 3 (吉隆坡)
     
    wget http://logtail-release-ap-southeast-3.oss-ap-southeast-3.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-3-internet
    亚太东南 5 (雅加达)
     
    wget http://logtail-release-ap-southeast-5.oss-ap-southeast-5.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-5-internet
    亚太东北 1 (日本)
     
    wget http://logtail-release-ap-northeast-1.oss-ap-northeast-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-northeast-1-internet
    欧洲中部 1 (法兰克福)
     
    wget http://logtail-release-eu-central-1.oss-eu-central-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install eu-central-1-internet
    中东东部 1 (迪拜)
     
    wget http://logtail-release-me-east-1.oss-me-east-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install me-east-1-internet
    亚太南部 1 (孟买)
     
    wget http://logtail-release-ap-south-1.oss-ap-south-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-south-1-internet
    英国(伦敦)
     
    wget http://logtail-release-eu-west-1.oss-eu-west-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install eu-west-1-internet

全球加速

如果您的服务器分布在海外各地的自建机房、或者来自海外云厂商,使用公网传输数据可能会出现网络延迟高、传输不稳定等问题,可以通过全球加速传输数据。全球加速利用阿里云CDN边缘节点进行日志采集加速,相对公网采集在网络延迟、稳定性上具有很大优势。
  1. 根据日志服务Project所在区域选择安装参数。

    安装命令中的${your_region_name}表示日志服务Project所在区域,根据安装参数选择正确参数,如华东一区域的安装参数为cn-hangzhou

  2. 替换参数后执行安装命令。

    替换参数${your_region_name}后,执行安装命令。

     
    wget http://logtail-release-${your_region_name}.oss-${your_region_name}.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ${your_region_name}-acceleration
    您也可以根据日志服务Project所在的区域直接执行下述对应的命令进行安装:
     
      
    华北 2(北京)
     
    wget http://logtail-release-cn-beijing.oss-cn-beijing.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-beijing-acceleration
    华北 1(青岛)
     
    wget http://logtail-release-cn-qingdao.oss-cn-qingdao.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-qingdao-acceleration
    华东 1(杭州)
     
    wget http://logtail-release-cn-hangzhou.oss-cn-hangzhou.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-hangzhou-acceleration
    华东 2(上海)
     
    wget http://logtail-release-cn-shanghai.oss-cn-shanghai.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-shanghai-acceleration
    华南 1(深圳)
     
    wget http://logtail-release-cn-shenzhen.oss-cn-shenzhen.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-shenzhen-acceleration
    华北 3 (张家口)
     
    wget http://logtail-release-cn-zhangjiakou.oss-cn-zhangjiakou.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-zhangjiakou-acceleration
    华北 5 (呼和浩特)
     
    wget http://logtail-release-cn-huhehaote.oss-cn-huhehaote.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-huhehaote-acceleration
    西南 1 (成都)
     
    wget http://logtail-release-cn-chengdu.oss-cn-chengdu.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-chengdu-acceleration
    香港
     
    wget http://logtail-release-cn-hongkong.oss-cn-hongkong.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-hongkong-acceleration
    美国西部 1 (硅谷)
     
    wget http://logtail-release-us-west-1.oss-us-west-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install us-west-1-acceleration
    美国东部 1 (弗吉尼亚)
     
    wget http://logtail-release-us-east-1.oss-us-east-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install us-east-1-acceleration
    亚太东南 1 (新加坡)
     
    wget http://logtail-release-ap-southeast-1.oss-ap-southeast-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-1-acceleration
    亚太东南 2 (悉尼)
     
    wget http://logtail-release-ap-southeast-2.oss-ap-southeast-2.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-2-acceleration
    亚太东南 3 (吉隆坡)
     
    wget http://logtail-release-ap-southeast-3.oss-ap-southeast-3.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-3-acceleration
    亚太东南 5 (雅加达)
     
    wget http://logtail-release-ap-southeast-5.oss-ap-southeast-5.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-southeast-5-acceleration
    亚太东北 1 (日本)
     
    wget http://logtail-release-ap-northeast-1.oss-ap-northeast-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-northeast-1-acceleration
    欧洲中部 1 (法兰克福)
     
    wget http://logtail-release-eu-central-1.oss-eu-central-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install eu-central-1-acceleration
    中东东部 1 (迪拜)
     
    wget http://logtail-release-me-east-1.oss-me-east-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install me-east-1-acceleration
    亚太南部 1 (孟买)
     
    wget http://logtail-release-ap-south-1.oss-ap-south-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install ap-south-1-acceleration
    英国(伦敦)
     
    wget http://logtail-release-eu-west-1.oss-eu-west-1.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install eu-west-1-acceleration

ECS 金融云

请根据金融云区域执行对应的安装命令:
 
  
金融云 华东 1(杭州)
 
wget http://logtail-release-hz-finance.oss-cn-hzjbp-b-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-hangzhou-finance
金融云 华东 2(上海)
 
wget http://logtail-release-sh-finance.oss-cn-shanghai-finance-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-shanghai-finance
金融云 华南 1(深圳)
 
wget http://logtail-release-sz-finance.oss-cn-shenzhen-finance-1-internal.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh; ./logtail.sh install cn-shenzhen-finance

查看Logtail版本

Logtail会将版本信息记录在 /usr/local/ilogtail/app_info.json中的 logtail_version字段,例如:
 
$cat /usr/local/ilogtail/app_info.json
{
   "UUID" : "0DF18E97-0F2D-486F-B77F-*********",
   "hostname" : "david*******",
   "instance_id" : "F4FAFADA-F1D7-11E7-846C-00163E30349E_*********_1515129548",
   "ip" : "**********",
   "logtail_version" : "0.16.0",
   "os" : "Linux; 2.6.32-220.23.2.ali1113.el5.x86_64; #1 SMP Thu Jul 4 20:09:15 CST 2013; x86_64",
   "update_time" : "2018-01-05 13:19:08"
}

升级Logtail

您可以通过 Logtail 安装器(logtail.sh)来进行 Logtail 的升级,安装器会根据已经安装的Logtail配置信息自动选择合适的方式进行升级。
 
说明 升级过程中会短暂停止 Logtail,但升级只会覆盖必要的文件,配置文件以及Checkpoint文件将会被保留。升级期间日志不会丢失。
执行以下命令升级Logtail:
 
# 下载安装器
wget http://logtail-release-cn-hangzhou.oss-cn-hangzhou.aliyuncs.com/linux64/logtail.sh -O logtail.sh; chmod 755 logtail.sh
# 执行升级命令
sudo ./logtail.sh upgrade
执行结果:
 
# 升级成功
Stop logtail successfully.
ilogtail is running
Upgrade logtail success
{
   "UUID" : "***",
   "hostname" : "***",
   "instance_id" : "***",
   "ip" : "***",
   "logtail_version" : "0.16.11",
   "os" : "Linux; 3.10.0-693.2.2.el7.x86_64; #1 SMP Tue Sep 12 22:26:13 UTC 2017; x86_64",
   "update_time" : "2018-08-29 15:01:36"
}

# 升级失败:已经是最新版本
[Error]:    Already up to date.

手动启动和停止Logtail

  • 启动
    以管理员身份执行:
     
    /etc/init.d/ilogtaild start
  • 停止
    以管理员身份执行:
     
    /etc/init.d/ilogtaild stop

卸载Logtail

执行以下命令,下载安装器logtail.sh并卸载Logtail。

 
wget http://logtail-release-cn-hangzhou.oss-cn-hangzhou.aliyuncs.com/linux64/logtail.sh -O logtail.sh
chmod 755 logtail.sh; ./logtail.sh uninstall
原文地址:https://www.cnblogs.com/weifeng1463/p/10511571.html