What is the cause of the below errror. Is it a disconnect from the overseer
node to zookeeper node. We are running a cluster with Solr 4.6.
org.apache.solr.handler.admin.CoreAdminHandler -
:org.apache.zookeeper.KeeperException$SessionExpiredException:
KeeperErrorCode = Session expired for /overseer/queue/qn-
at
org.apache.zookeeper.KeeperException.create(KeeperException.java:127)
at
org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:783)
at
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:240)
at
org.apache.solr.common.cloud.SolrZkClient$5.execute(SolrZkClient.java:237)
at
org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73)
at
org.apache.solr.common.cloud.SolrZkClient.create(SolrZkClient.java:237)
at
org.apache.solr.cloud.DistributedQueue.createData(DistributedQueue.java:284)
at
org.apache.solr.cloud.DistributedQueue.offer(DistributedQueue.java:271)
at
org.apache.solr.cloud.ZkController.publish(ZkController.java:1071)
at
org.apache.solr.cloud.ZkController.publish(ZkController.java:1019)
at
org.apache.solr.cloud.ZkController.publish(ZkController.java:1015)
at
org.apache.solr.handler.admin.CoreAdminHandler$2.run(CoreAdminHandler.java:762)
--
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