非安全集群被阻止rpc通信，使用webhdfs协议，hadoop distcp -D ipc.client.fallback-to-simple-auth-allowed=true webhdfs://nn1:50070/foo/bar hdfs://nn2:8020/bar/foo ... View more

Hi Team, i have added Hbase client and phoenix core jar which has hbase client jar within it.   I have the hbase and core site xmls.   i get the Hconnection established message. But then i get  "MESSAGE":"Reading reply sessionid:0x200239e26e51663, packet:: clientPath:/hbase serverPath:/hbase finished:false header:: 16,8 replyHeader:: 16,313534022349,0 request:: '/hbase,F response:: v{'meta-region-server,'rs,'splitWAL,'backup-masters,'flush-table-proc,'master-maintenance,'online-snapshot,'switch,'master,'running,'tokenauth,'draining,'namespace,'hbaseid,'table   What could be the issue ... View more

Hi @dstreev  Thanks for your article, I was checking and correct me if I'm wrong, but the same could be done using Knox service, that comes by default with HDP, it's that correct? Or there is some extra feature with this service? Regards Gerard ... View more

Thanks for your message. Ambari version : 2.2.0.0. I have removed the rpcbind-0.2.0-38.el7.x86_64 package and tried to upgrade the HDP and it worked for me. ... View more

There is challenge I am facing .. when I am running the snapshotdiff from a remote cluster it is failing with snapshot not found error even though it is available .. do we have any solution for this .. we built a DR cluster and running distcp from DR to utilize the DR resources instead of overloading the PROD .. any solution how this can be achived.. ... View more

For those who configure a connection to Hive the first time the Database Connection URL is available in Ambari> Service Hive> Sammary ... View more

Well, it seems 600 characters wasn't enough for to supply enough of the back story @Peter Coates, so I added some high-level details in my original answer. I'd be glad to share more fine-grained info via email if you'd like. ... View more

I have been trying your suggestion, added the host via the above API call and get the following: 18 May 2018 14:18:37,613 INFO [qtp-ambari-agent-326] TopologyManager:637 - TopologyManager.onHostRegistered: Entering 18 May 2018 14:18:37,613 INFO [qtp-ambari-agent-326] TopologyManager:698 - TopologyManager: Queueing available host node5 18 May 2018 14:19:37,959 WARN [alert-event-bus-1] AlertReceivedListener:497 - Unable to process alert ambari_agent_disk_usage for cluster idp and host node5 because the host is not a part of the cluster. 18 May 2018 14:20:06,779 INFO [ambari-client-thread-74] TopologyManager:485 - TopologyManager.scaleHosts: Entering 18 May 2018 14:20:06,779 INFO [ambari-client-thread-74] ClusterTopologyImpl:158 - ClusterTopologyImpl.addHostTopology: added host = node5 to host group = host_group_1 18 May 2018 14:20:06,780 INFO [ambari-client-thread-74] HostRequest:205 - Skipping Start task creation since provision action = INSTALL_ONLY 18 May 2018 14:20:06,782 INFO [ambari-client-thread-74] HostRequest:244 - Skipping create of START task for KAFKA_BROKER on PENDING HOST ASSIGNMENT : HOSTGROUP=host_group_1. 18 May 2018 14:20:06,783 INFO [ambari-client-thread-74] HostRequest:244 - Skipping create of START task for ZOOKEEPER_SERVER on PENDING HOST ASSIGNMENT : HOSTGROUP=host_group_1. 18 May 2018 14:20:06,784 INFO [ambari-client-thread-74] HostRequest:244 - Skipping create of START task for METRICS_MONITOR on PENDING HOST ASSIGNMENT : HOSTGROUP=host_group_1. 18 May 2018 14:20:06,784 INFO [ambari-client-thread-74] HostRequest:244 - Skipping create of START task for NIFI_MASTER on PENDING HOST ASSIGNMENT : HOSTGROUP=host_group_1. 18 May 2018 14:20:06,785 INFO [ambari-client-thread-74] HostRequest:244 - Skipping create of START task for LOGSEARCH_LOGFEEDER on PENDING HOST ASSIGNMENT : HOSTGROUP=host_group_1. 18 May 2018 14:20:06,786 INFO [ambari-client-thread-74] HostRequest:244 - Skipping create of START task for ZOOKEEPER_CLIENT on PENDING HOST ASSIGNMENT : HOSTGROUP=host_group_1. 18 May 2018 14:20:06,786 INFO [ambari-client-thread-74] HostRequest:99 - HostRequest: Created request for host: node5 18 May 2018 14:20:06,786 INFO [ambari-client-thread-74] LogicalRequest:437 - LogicalRequest.createHostRequests: all host requests size 1 , outstanding requests size = 0 18 May 2018 14:20:06,790 INFO [ambari-client-thread-74] TopologyManager:923 - TopologyManager.createLogicalRequest: created LogicalRequest with ID = 52 and completed persistence of this request. 18 May 2018 14:20:06,793 INFO [ambari-client-thread-74] TopologyManager:845 - TopologyManager.processRequest: Entering 18 May 2018 14:20:06,794 INFO [ambari-client-thread-74] TopologyManager:863 - TopologyManager.processRequest: host name = node5 is mapped to LogicalRequest ID = 52 and will be removed from the reserved hosts. 18 May 2018 14:20:06,794 INFO [ambari-client-thread-74] TopologyManager:876 - TopologyManager.processRequest: offering host name = node5 to LogicalRequest ID = 52 18 May 2018 14:20:06,794 INFO [ambari-client-thread-74] LogicalRequest:101 - LogicalRequest.offer: attempting to match a request to a request for a reserved host to hostname = node5 18 May 2018 14:20:06,794 INFO [ambari-client-thread-74] LogicalRequest:110 - LogicalRequest.offer: request mapping ACCEPTED for host = node5 18 May 2018 14:20:06,794 INFO [ambari-client-thread-74] LogicalRequest:113 - LogicalRequest.offer returning response, reservedHost list size = 0 18 May 2018 14:20:06,795 INFO [ambari-client-thread-74] TopologyManager:886 - TopologyManager.processRequest: host name = node5 was ACCEPTED by LogicalRequest ID = 52 , host has been removed from available hosts. 18 May 2018 14:20:06,795 INFO [ambari-client-thread-74] ClusterTopologyImpl:158 - ClusterTopologyImpl.addHostTopology: added host = node5 to host group = host_group_1 18 May 2018 14:20:06,797 INFO [ambari-client-thread-74] TopologyManager:963 - TopologyManager.processAcceptedHostOffer: queue tasks for host = node5 which responded ACCEPTED 18 May 2018 14:20:06,797 INFO [ambari-client-thread-74] TopologyManager:988 - TopologyManager.processAcceptedHostOffer: queueing tasks for host = node5 18 May 2018 14:20:06,797 INFO [ambari-client-thread-74] TopologyManager:904 - TopologyManager.processRequest: not all required hosts have been matched, so adding LogicalRequest ID = 52 to outstanding requests What can I do to move the request from PENDING to actually started? Best ... View more

@Philippe Back... From all krb5.conf files on all nodes in the hadoop cluster. ... View more