[Spring Boot]WARN : [io.undertow.websockets.jsr:68] handleDeployment

Spring Boot에서 undertow사용시 websocket관련 WARN

1. 경고 문구

WARN  [io.undertow.websockets.jsr:68] handleDeployment - UT026010: Buffer pool was not set on WebSocketDeploymentInfo, the default pool will be used

 

2. 해결 방안

pom.xml에서 dependency에서 undertow에서 websockets를 exclusion을 해준다.

<dependency>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-undertow</artifactId>
  <exclusions>
    <exclusion>
      <groupId>io.undertow</groupId>
      <artifactId>undertow-websockets-jsr</artifactId>
    </exclusion>
  </exclusions>
</dependency>