spring boot 中容器 Jetty、Tomcat、Undertow

spring boot 中依赖tomcat 

<dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-web</artifactId>
</dependency>

web 中默认对 tomcat 依赖

<dependency>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-tomcat</artifactId>
  <version>2.1.2.RELEASE</version>
  <scope>compile</scope>
</dependency>

spring boot 中 依赖 jetty

去除tomcat
<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-jetty</artifactId>
    <version>2.1.4.RELEASE</version>
</dependency>

spring boot 中依赖 Undertow

 去除tomcat
<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-undertow</artifactId>
    <version>2.1.4.RELEASE</version>
</dependency>

不同容器性能参考：https://www.cnblogs.com/duanxz/p/9337022.html