https://community.cloudera.com/t5/Archives-of-Support-Questions/How-to-restart-a-role-of-the-specified-service-using-CM-REST/m-p/28287#M6190 <P><SPAN>curl -X POST &nbsp;-H "Content-Type:application/</SPAN><SPAN>json" -u admin:admin &nbsp;-d ' { "items" : [ "yarn-NODEMANAGER-</SPAN><SPAN>ecaa167810719b1adf26481d06c148</SPAN><SPAN>91", "yarn-NODEMANAGER-</SPAN><SPAN>4618314a51eefc788471cec21e1c31</SPAN><SPAN>64"] }' '</SPAN><A href="http://cm-server:7180/api/v10/clusters/cluster/services/yarn/roleCommands/restart" target="_blank">http://cm-server:7180/api/v10/clusters/cluster/services/yarn/roleCommands/restart</A><SPAN>'</SPAN></P> Mon, 08 Jun 2015 13:26:23 GMT upo 2015-06-08T13:26:23Z https://community.cloudera.com/t5/Archives-of-Support-Questions/How-to-restart-a-role-of-the-specified-service-using-CM-REST/m-p/28280#M6189 <P>I just tried these command and failed.<BR /><STRONG>curl -X POST -H "Content-Type:application/json" -u admin:serving -d ' { "items" : [ { "name" : "yarn-NODEMANAGER-ecaa167810719b1adf26481d06c14891" }, {"name" : "yarn-NODEMANAGER-4618314a51eefc788471cec21e1c3164"} ] }' '<A href="http://cm-server:7180/api/v10/clusters/cluster/services/yarn/roleCommands/restart" target="_blank">http://cm-server:7180/api/v10/clusters/cluster/services/yarn/roleCommands/restart</A>'</STRONG><BR /><BR />error message below.<BR /><STRONG>{</STRONG><BR /><STRONG>"message" : "Can not deserialize instance of java.lang.String out of START_OBJECT token\n at [Source: org.apache.cxf.transport.http.AbstractHTTPDestination$1@5e19f6e5; line: 1, column: 16] (through reference chain: com.cloudera.api.model.ApiRoleNameList[\"items\"])"</STRONG><BR /><STRONG>}</STRONG><BR /><BR />so what's next?</P> Fri, 16 Sep 2022 09:31:00 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/How-to-restart-a-role-of-the-specified-service-using-CM-REST/m-p/28280#M6189 upo 2022-09-16T09:31:00Z https://community.cloudera.com/t5/Archives-of-Support-Questions/How-to-restart-a-role-of-the-specified-service-using-CM-REST/m-p/28287#M6190 <P><SPAN>curl -X POST &nbsp;-H "Content-Type:application/</SPAN><SPAN>json" -u admin:admin &nbsp;-d ' { "items" : [ "yarn-NODEMANAGER-</SPAN><SPAN>ecaa167810719b1adf26481d06c148</SPAN><SPAN>91", "yarn-NODEMANAGER-</SPAN><SPAN>4618314a51eefc788471cec21e1c31</SPAN><SPAN>64"] }' '</SPAN><A href="http://cm-server:7180/api/v10/clusters/cluster/services/yarn/roleCommands/restart" target="_blank">http://cm-server:7180/api/v10/clusters/cluster/services/yarn/roleCommands/restart</A><SPAN>'</SPAN></P> Mon, 08 Jun 2015 13:26:23 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/How-to-restart-a-role-of-the-specified-service-using-CM-REST/m-p/28287#M6190 upo 2015-06-08T13:26:23Z