官网：https://jmeter.apache.org/
功能介绍：
Ability to load and performance test many different applications/server/protocol types:
Web – HTTP, HTTPS (Java, NodeJS, PHP, ASP.NET, …)
SOAP / REST Webservices
FTP
Database via JDBC
LDAP
Message-oriented middleware (MOM) via JMS
Mail – SMTP(S), POP3(S) and IMAP(S)
Native commands or shell scripts
TCP
Java Objects