Tomcat8 启动慢 Creation of SecureRandom instance for session ID generation using [SHA1PRNG] took [53,161] milliseconds时间:2023-03-09 04:07:46 修改$JAVA_PATH/jre/lib/security/java.security文件 将 securerandom.source=file:/dev/random 修改为 securerandom.source=file:/dev/./urandom