How to config throttling in wso2 4.0.0 active-active deployment pattern

Question

I follow this doc

to configure an Active-Active API-M Deployment, but it fails when run command api-manager.sh.

[root@localhost bin]# ./api-manager.sh
JAVA_HOME environment variable is set to /usr/java/jdk1.8.0_191
CARBON_HOME environment variable is set to /home/wso2/wso2am-4.0.0
Using Java memory options: -Xms256m -Xmx1024m
[2022-03-13 10:55:04,145]  SEVERE {org.wso2.carbon.server.Main handleConfiguration} - Error 
while perfo
rming configuration changes org.wso2.config.mapper.ConfigParserException: Error while reading 
metadata
at org.wso2.config.mapper.MetaDataParser.readLastModifiedValue(MetaDataParser.java:76)
at org.wso2.config.mapper.MetaDataParser.getChangedFiles(MetaDataParser.java:164)
at org.wso2.config.mapper.ConfigParser.parse(ConfigParser.java:108)
at org.wso2.carbon.server.Main.handleConfiguration(Main.java:236)
at org.wso2.carbon.server.Main.main(Main.java:107)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.wso2.carbon.bootstrap.Bootstrap.loadClass(Bootstrap.java:69)
at org.wso2.carbon.bootstrap.Bootstrap.main(Bootstrap.java:51)
Caused by: java.io.FileNotFoundException: /home/wso2/wso2am- 

4.0.0/repository/deployment/server/eventpub lishers/jmsEventPublisher2.xml (No such file or directory) at j ava.io.FileInputStream.open0(Native Method) at java.io.FileInputStream.open(FileInputStream.java:195) at java.io.FileInputStream.(FileInputStream.java:138) at org.wso2.config.mapper.MetaDataParser.getMetadata(MetaDataParser.java:97) at org.wso2.config.mapper.MetaDataParser.readLastModifiedValue(MetaDataParser.java:74) ... 10 more

Do  i miss anything?