yarn的网页能打开但是查看不了节点信息是为啥？
开启hdfs和yarn后在主节点和从节点jps都能看到对应的进程，
log文件开启时没有报错信息，关闭后有报错，信息如下：
RM
WARN org.apache.hadoop.yarn.server.resourcemanager.amlauncher.ApplicationMasterLauncher: org.apache.hadoop.yarn.server.resourcemanager.amlauncher.ApplicationMasterLauncher$LauncherThread interrupted. Returning.
ERROR org.apache.hadoop.yarn.event.EventDispatcher: Returning, interrupted : java.lang.InterruptedException
ERROR org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: ExpiredTokenRemover received java.lang.InterruptedException: sleep interrupted
ERROR org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: RECEIVED SIGNAL 15: SIGTERM
ERROR org.apache.hadoop.security.token.delegation.AbstractDelegationTokenSecretManager: ExpiredTokenRemover received java.lang.InterruptedException: sleep interrupted
NM
INFO org.apache.hadoop.yarn.server.nodemanager.containermanager.resourceplugin.ResourcePluginManager: No Resource plugins found from configuration!
WARN org.apache.hadoop.yarn.server.nodemanager.logaggregation.tracker.NMLogAggregationStatusTracker: Log Aggregation is disabled.So is the LogAggregationStatusTracker.
ERROR org.apache.hadoop.yarn.server.nodemanager.NodeManager: RECEIVED SIGNAL 15: SIGTERM
为什么啊，找很多教程和我的好像都不太一样，请求帮助！感激不尽！
