https://community.cloudera.com/t5/Support-Questions/Resource-Manager-java-lang-OutOfMemoryError-unable-to-create/m-p/303573#M221602 <P><a href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/21580">@gnavarro54</a>&nbsp;This error is suggesting that your yarn node is out of memory. &nbsp; You need to inspect what services are running on your node may be causing it to not have enough memory to start yarn. &nbsp;If there are to o many services for your node spec (amount of ram) then all of the services may not be able to start. &nbsp; If possible add more ram, or considering removing some services from that node to another node. &nbsp;</P><P>&nbsp;</P><P>If you respond back with more details about your environment, myself or other community members can respond with deeper details.</P><P>&nbsp;</P><P>&nbsp;</P><P>If this answer resolves your issue or allows you to move forward, please choose to ACCEPT this solution and close this topic. If you have further dialogue on this topic please comment here or feel free to private message me. If you have new questions related to your Use Case please create separate topic and feel free to tag me in your post. &nbsp;</P><P>&nbsp;</P><P>Thanks,</P><P><BR />Steven</P> Mon, 28 Sep 2020 22:54:38 GMT stevenmatison 2020-09-28T22:54:38Z