YARN 重启失败原因之一

Posted 2020-12-31 dajianshi

在ambari-server中修改了yarn的配置，重新启动服务，结果RM启动失败，错误也很奇怪，“不合理的资源请求，没有请求任何资源”！详细如下：

2018-08-21 16:06:16,639 FATAL resourcemanager.ResourceManager (ResourceManager.java:main(1495)) - Error starting ResourceManager
org.apache.hadoop.service.ServiceStateException: org.apache.hadoop.yarn.exceptions.InvalidResourceRequestException: Invalid resource request, no resources requested
        at org.apache.hadoop.service.ServiceStateException.convert(ServiceStateException.java:105)
        at org.apache.hadoop.service.AbstractService.start(AbstractService.java:203)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.startActiveServices(ResourceManager.java:1213)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$1.run(ResourceManager.java:1254)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$1.run(ResourceManager.java:1250)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1688)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.transitionToActive(ResourceManager.java:1250)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceStart(ResourceManager.java:1301)
        at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1492)
Caused by: org.apache.hadoop.yarn.exceptions.InvalidResourceRequestException: Invalid resource request, no resources requested
        at org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.validateAndCreateResourceRequest(RMAppManager.java:489)
        at org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.createAndPopulateNewRMApp(RMAppManager.java:389)
        at org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.recoverApplication(RMAppManager.java:357)
        at org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.recover(RMAppManager.java:568)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.recover(ResourceManager.java:1464)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceStart(ResourceManager.java:825)
        at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194)
        ... 10 more
2018-08-21 16:06:16,656 INFO  zookeeper.ZooKeeper (ZooKeeper.java:close(684)) - Session: 0x36546c044dc0113 closed
2018-08-21 16:06:16,656 INFO  zookeeper.ClientCnxn (ClientCnxn.java:run(524)) - EventThread shut down
2018-08-21 16:06:16,741 INFO  resourcemanager.ResourceManager (LogAdapter.java:info(49)) - SHUTDOWN_MSG:
/************************************************************
SHUTDOWN_MSG: Shutting down ResourceManager at ep-bd01/192.168.58.11

网上多方搜索无解，最后无奈重新启动主机，重启所有服务，结果成功！ 再次重启RM，失败，原因同上，这时候看到末尾的zookeeper消息，忽然想到是不是rm注册到zookeeper失败造成的，遂重新启动zookeeper，再启动RM，成功了。

不知诸位有没有真正的解决方法。

最后再次吐槽ambari比cloudera manager差的太多了！