We don't have any indexes or collection in this cluster. Just trying to use it for Solr Search functions now. We were just running the tutorial to validate the Solr service configuration.   Any steps we can take to re-initialize the service as new and get rid of any left over artifacts from the 5.14 will also be good as we don't have anything in the Search service yet.   Regards ... View more

We weren't using the Solr service in the previous cluster.  So we just removed the service during the upgrade and added it after the upgrade   following the turorial we are able to create the 2 shard cores and the test collection.   Just the execute query throws exception ... View more

Completed the Tutorial, but querying fails Env: Migrated from CDH 5.14 to CDH 6.2 Solr 7.4.0   Browsing to mysolrserver:8983/solr/test_collection/select?q=*:*&wt=json&indent=true   returns this error below. {   "responseHeader":{     "zkConnected":true,     "status":500,     "QTime":1,     "params":{       "q":"*:*",       "indent":"true",       "wt":"json"}},   "error":{     "trace":"java.lang.NullPointerException\n\tat org.apache.sentry.binding.solr.authz.SentrySolrPluginImpl.getShortUserName(SentrySolrPluginImpl.java:413)\n\tat org.apache.solr.handler.component.DocAuthorizationComponent.getUserName(DocAuthorizationComponent.java:80)\n\tat org.apache.solr.handler.component.DocAuthorizationComponent.prepare(DocAuthorizationComponent.java:95)\n\tat org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:272)\n\tat org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:199)\n\tat org.apache.solr.core.SolrCore.execute(SolrCore.java:2548)\n\tat org.apache.solr.servlet.HttpSolrCall.execute(HttpSolrCall.java:764)\n\tat org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:521)\n\tat org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:376)\n\tat org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:322)\n\tat org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1759)\n\tat org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:583)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)\n\tat org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)\n\tat org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)\n\tat org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)\n\tat org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:513)\n\tat org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)\n\tat org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)\n\tat org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)\n\tat org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:119)\n\tat org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)\n\tat org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:335)\n\tat org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)\n\tat org.eclipse.jetty.server.Server.handle(Server.java:539)\n\tat org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:333)\n\tat org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251)\n\tat org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:283)\n\tat org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:108)\n\tat org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:93)\n\tat org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.executeProduceConsume(ExecuteProduceConsume.java:303)\n\tat org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceConsume(ExecuteProduceConsume.java:148)\n\tat org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:136)\n\tat org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:671)\n\tat org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:589)\n\tat java.lang.Thread.run(Thread.java:748)\n",     "code":500}} ... View more

I ended up creating a new column in new data frame via withColumn and used regex to populate the new column with the trimmed vals   thanks   ... View more

So basically a situation where Hive is updating a table and impala clients are querying same table.   Sometimes the impala queries throw missing hdfs files exception.   How do we handle this ... View more