https://community.cloudera.com/t5/Support-Questions/Error-starting-NodeManager/m-p/337826#M232684 <P>Getting fatal Error on. "org.apache.hadoop.yarn.server.nodemanager.NodeManager"</P><P>Error starting NodeManager<BR />org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Failed to initialize container executor<BR />at org.apache.hadoop.yarn.server.nodemanager.NodeManager.serviceInit(NodeManager.java:251)<BR />at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)<BR />at org.apache.hadoop.yarn.server.nodemanager.NodeManager.initAndStartNodeManager(NodeManager.java:544)<BR />at org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:591)<BR />Caused by: java.io.IOException: Not able to enforce cpu weights; cannot write to cgroup at: /sys/fs/cgroup/cpu,cpuacct<BR />at org.apache.hadoop.yarn.server.nodemanager.util.CgroupsLCEResourcesHandler.initializeControllerPaths(CgroupsLCEResourcesHandler.java:502)<BR />at org.apache.hadoop.yarn.server.nodemanager.util.CgroupsLCEResourcesHandler.init(CgroupsLCEResourcesHandler.java:154)<BR />at org.apache.hadoop.yarn.server.nodemanager.util.CgroupsLCEResourcesHandler.init(CgroupsLCEResourcesHandler.java:137)<BR />at org.apache.hadoop.yarn.server.nodemanager.LinuxContainerExecutor.init(LinuxContainerExecutor.java:215)<BR />at org.apache.hadoop.yarn.server.nodemanager.NodeManager.serviceInit(NodeManager.java:249)<BR />... 3 more</P><P>&nbsp;</P><P>Version: Hadoop 2.6.0-cdh5.10.2&nbsp; &nbsp; Cloudera express</P> Mon, 07 Mar 2022 07:52:07 GMT Chetankumar 2022-03-07T07:52:07Z