mycat重启报错Failed to connect to the Wrapper at port解决方法

报错信息

ERROR  | wrapper  | 2018/05/11 14:01:55 | Startup failed: Timed out waiting for a signal from the JVM.
ERROR  | wrapper  | 2018/05/11 14:01:55 | JVM did not exit on request, terminated
INFO   | wrapper  | 2018/05/11 14:01:55 | JVM exited on its own while waiting to kill the application.
STATUS | wrapper  | 2018/05/11 14:01:55 | JVM exited in response to signal SIGKILL (9).
STATUS | wrapper  | 2018/05/11 14:01:59 | Launching a JVM...
INFO   | jvm 2    | 2018/05/11 14:01:59 | Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=64M; support was removed in 8.0
INFO   | jvm 2    | 2018/05/11 14:02:00 | Wrapper (Version 3.2.3) http://wrapper.tanukisoftware.org
INFO   | jvm 2    | 2018/05/11 14:02:00 |   Copyright 1999-2006 Tanuki Software, Inc.  All Rights Reserved.
INFO   | jvm 2    | 2018/05/11 14:02:00 | 
INFO   | jvm 2    | 2018/05/11 14:04:07 | Failed to connect to the Wrapper at port 32000.
INFO   | jvm 2    | 2018/05/11 14:04:07 | java.net.ConnectException: Connection timed out (Connection timed out)
INFO   | jvm 2    | 2018/05/11 14:04:07 | Exiting JVM...

原因与解决

由于网络不通，打通即可。比如是防火墙拦截等原因。