JVM

자바 트러블슈팅 가이드

https://docs.oracle.com/en/java/javase/21/troubleshoot/general-java-troubleshooting.html

jcmd

https://docs.oracle.com/en/java/javase/17/docs/specs/man/jcmd.html
JVM의 각종 정보를 받아오기 위한 도구

Spring

코루틴

https://docs.spring.io/spring-framework/reference/languages/kotlin/coroutines.html

DB

MySQL Locking

https://dev.mysql.com/doc/refman/8.0/en/innodb-locking.html

ORM

Java EE Persistence

https://docs.oracle.com/javaee/6/tutorial/doc/bnbpz.html