再解压rocketmq安裝包后用命令启动mqnamesrv时报错:
报错:Java HotSpot(TM) 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in version 9.0 and will likely be removed in a future release. Unrecognized VM option 'UseCMSCompactAtFullCollection' Error: Could not create the Java Virtual Machine. Error: A fatal exception has occurred. Program will exit.
问题原因:是因为jdk版本过高不支持UseConcMarkSweepGC ;
解决办法就是减低jdk版本,修改系统变量
JAVA_HOME改成jdk8的路径
最后重新启动
成功