[SOLR-12014] Cryptic error message when creating a collection with sharding that violates autoscaling policies

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 7.2
• Fix Version/s: 7.5
• Component/s: AutoScaling
• Assignee: Noble Paul
• Reporter: Jerry Bao
• Created: 21/Feb/18 21:14
• Updated: 08/Jun/19 15:11
• Resolved: 01/Oct/18 23:59

Description

When creating a collection with sharding a replication factors that are impossible because it will violate autoscaling policies, Solr raises a cryptic exception that is unrelated to the issue. 

{
"responseHeader":{
"status":500,
"QTime":629},
"Operation create caused exception:":"org.apache.solr.common.SolrException:org.apache.solr.common.SolrException: Error closing CloudSolrClient",
"exception":{
"msg":"Error closing CloudSolrClient",
"rspCode":500},
"error":{
"metadata":[
"error-class","org.apache.solr.common.SolrException",
"root-error-class","org.apache.solr.common.SolrException"],
"msg":"Error closing CloudSolrClient",
"trace":"org.apache.solr.common.SolrException: Error closing CloudSolrClient\n\tat org.apache.solr.handler.admin.CollectionsHandler.handleResponse(CollectionsHandler.java:309)\n\tat org.apache.solr.handler.admin.CollectionsHandler.invokeAction(CollectionsHandler.java:246)\n\tat org.apache.solr.handler.admin.CollectionsHandler.handleRequestBody(CollectionsHandler.java:224)\n\tat org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:177)\n\tat org.apache.solr.servlet.HttpSolrCall.handleAdmin(HttpSolrCall.java:735)\n\tat org.apache.solr.servlet.HttpSolrCall.handleAdminRequest(HttpSolrCall.java:716)\n\tat org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:497)\n\tat org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:382)\n\tat org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:326)\n\tat org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1751)\n\tat org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:582)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)\n\tat org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)\n\tat org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)\n\tat org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1180)\n\tat org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:512)\n\tat org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)\n\tat org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1112)\n\tat org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)\n\tat org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)\n\tat org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:119)\n\tat org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)\n\tat org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:335)\n\tat org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:134)\n\tat org.eclipse.jetty.server.Server.handle(Server.java:534)\n\tat org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:320)\n\tat org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:251)\n\tat org.eclipse.jetty.io.AbstractConnection$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}}