1、pre-requierments：1 * ubuntu OS VM ( eg. ubuntu 20.04 ) ，you get the external log pushing permissions (could find instructions in How to: Push Logs to Nexus - Akraino - Akraino Confluence), Upload upload the logs to VM by ftp;
2、create .netrc file
按格式写自己的LF登录用户名和密码 (need get the permissions in step1)
3、apt update -y
4、Install lftools use pip3
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