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From Joel Bernstein <joels...@gmail.com>
Subject Re: Error for Graph Traversal using Streaming Expressions
Date Tue, 14 Mar 2017 14:33:33 GMT
try running the following query:

http://localhost:8983/solr/email/export?{!terms+f%3Dfrom}edwin@mail.com
&distrib=false&fl=from,to&sort=to+asc,from+asc&wt=json&version=2.2

Let's see what comes back from this.

Joel Bernstein
http://joelsolr.blogspot.com/

On Tue, Mar 14, 2017 at 10:20 AM, Zheng Lin Edwin Yeo <edwinyeozl@gmail.com>
wrote:

> Hi Joel,
>
> I have only managed to find these above the stack trace.
>
> 2017-03-14 14:08:42.819 INFO  (qtp1543727556-2635) [   ]
> o.a.s.s.HttpSolrCall [admin] webapp=null path=/admin/info/logging
> params={wt=json&_=1489500479108&since=0} status=0 QTime=0
> 2017-03-14 14:08:43.085 INFO  (qtp1543727556-2397) [c:email s:shard1
> r:core_node1 x:email] o.a.s.c.S.Request [email]  webapp=/solr path=/stream
> params={indent=true&expr=gatherNodes(email,+walk%3D"edwin@mail-
> >from",+gather%3D"to")}
> status=0 QTime=0
> 2017-03-14 14:08:43.116 INFO  (qtp1543727556-8207) [c:email s:shard1
> r:core_node1 x:email] o.a.s.c.S.Request [email]  webapp=/solr path=/export
> params={q={!terms+f%3Dfrom}edwin@mail.com&distrib=false&
> fl=from,to&sort=to+asc,from+asc&wt=json&version=2.2}
> hits=2471 status=0 QTime=19
> 2017-03-14 14:08:43.163 ERROR (qtp1543727556-2397) [c:email s:shard1
> r:core_node1 x:email] o.a.s.c.s.i.s.ExceptionStream
> java.lang.RuntimeException: java.util.concurrent.ExecutionException:
> java.lang.RuntimeException: java.io.IOException:
> java.util.concurrent.ExecutionException: java.io.IOException: -->
> http://localhost:8983/solr/email/: An exception has occurred on the
> server,
> refer to server log for details.
>
> I am getting these logs from {solrHome}/server/log. Is this the correct
> folder to get the log, or is there another folder which may contain the
> error?
>
> Regards,
> Edwin
>
>
> On 14 March 2017 at 21:47, Joel Bernstein <joelsolr@gmail.com> wrote:
>
> > You're getting json parse errors, that look like your getting an XML
> > response. Do you see any errors in the logs other then the stack trace. I
> > suspect there might be another error above the stack trace which shows
> the
> > error from the server that causing it to respond with XML.
> >
> >
> >
> > Joel Bernstein
> > http://joelsolr.blogspot.com/
> >
> > On Mon, Mar 13, 2017 at 11:01 PM, Zheng Lin Edwin Yeo <
> > edwinyeozl@gmail.com>
> > wrote:
> >
> > > Hi Joel,
> > >
> > > >One thing it could be is that gatherNodes will only work on single
> value
> > > >fields currently.
> > >
> > > Regarding this, the fields which I am using in the query is already a
> > > single value field, not multi-value field.
> > >
> > > Regards,
> > > Edwin
> > >
> > >
> > > On 14 March 2017 at 10:04, Zheng Lin Edwin Yeo <edwinyeozl@gmail.com>
> > > wrote:
> > >
> > > > Hi Joel,
> > > >
> > > > This is the details which I get form the logs.
> > > >
> > > > java.lang.RuntimeException: java.util.concurrent.ExecutionException:
> > > > java.lang.RuntimeException: java.io.IOException:
> java.util.concurrent.
> > > ExecutionException:
> > > > java.io.IOException: --> http://localhost:8984/solr/email/: An
> > exception
> > > > has occurred on the server, refer to server log for details.
> > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream.
> > > > read(GatherNodesStream.java:600)
> > > > at org.apache.solr.client.solrj.io.stream.ExceptionStream.
> > > > read(ExceptionStream.java:68)
> > > > at org.apache.solr.handler.StreamHandler$TimerStream.
> > > > read(StreamHandler.java:479)
> > > > at org.apache.solr.client.solrj.io.stream.TupleStream.lambda$
> > > > writeMap$0(TupleStream.java:67)
> > > > at org.apache.solr.response.JSONWriter.writeIterator(
> > > > JSONResponseWriter.java:523)
> > > > at org.apache.solr.response.TextResponseWriter.writeVal(
> > > > TextResponseWriter.java:175)
> > > > at org.apache.solr.response.JSONWriter$2.put(
> > > JSONResponseWriter.java:559)
> > > > at org.apache.solr.client.solrj.io.stream.TupleStream.
> > > > writeMap(TupleStream.java:64)
> > > > at org.apache.solr.response.JSONWriter.writeMap(
> > > > JSONResponseWriter.java:547)
> > > > at org.apache.solr.response.TextResponseWriter.writeVal(
> > > > TextResponseWriter.java:193)
> > > > at org.apache.solr.response.JSONWriter.writeNamedListAsMapWithDups(
> > > > JSONResponseWriter.java:209)
> > > > at org.apache.solr.response.JSONWriter.writeNamedList(
> > > > JSONResponseWriter.java:325)
> > > > at org.apache.solr.response.JSONWriter.writeResponse(
> > > > JSONResponseWriter.java:120)
> > > > at org.apache.solr.response.JSONResponseWriter.write(
> > > > JSONResponseWriter.java:71)
> > > > at org.apache.solr.response.QueryResponseWriterUtil.
> > writeQueryResponse(
> > > > QueryResponseWriterUtil.java:65)
> > > > at org.apache.solr.servlet.HttpSolrCall.writeResponse(
> > > > HttpSolrCall.java:732)
> > > > at org.apache.solr.servlet.HttpSolrCall.call(HttpSolrCall.java:473)
> > > > at org.apache.solr.servlet.SolrDispatchFilter.doFilter(
> > > > SolrDispatchFilter.java:345)
> > > > at org.apache.solr.servlet.SolrDispatchFilter.doFilter(
> > > > SolrDispatchFilter.java:296)
> > > > at org.eclipse.jetty.servlet.ServletHandler$CachedChain.
> > > > doFilter(ServletHandler.java:1691)
> > > > at org.eclipse.jetty.servlet.ServletHandler.doHandle(
> > > > ServletHandler.java:582)
> > > > at org.eclipse.jetty.server.handler.ScopedHandler.handle(
> > > > ScopedHandler.java:143)
> > > > at org.eclipse.jetty.security.SecurityHandler.handle(
> > > > SecurityHandler.java:548)
> > > > at org.eclipse.jetty.server.session.SessionHandler.
> > > > doHandle(SessionHandler.java:226)
> > > > at org.eclipse.jetty.server.handler.ContextHandler.
> > > > doHandle(ContextHandler.java:1180)
> > > > at org.eclipse.jetty.servlet.ServletHandler.doScope(
> > > > ServletHandler.java:512)
> > > > at org.eclipse.jetty.server.session.SessionHandler.
> > > > doScope(SessionHandler.java:185)
> > > > at org.eclipse.jetty.server.handler.ContextHandler.
> > > > doScope(ContextHandler.java:1112)
> > > > at org.eclipse.jetty.server.handler.ScopedHandler.handle(
> > > > ScopedHandler.java:141)
> > > > at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(
> > > > ContextHandlerCollection.java:213)
> > > > at org.eclipse.jetty.server.handler.HandlerCollection.
> > > > handle(HandlerCollection.java:119)
> > > > at org.eclipse.jetty.server.handler.HandlerWrapper.handle(
> > > > HandlerWrapper.java:134)
> > > > at org.eclipse.jetty.server.Server.handle(Server.java:534)
> > > > at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:320)
> > > > at org.eclipse.jetty.server.HttpConnection.onFillable(
> > > > HttpConnection.java:251)
> > > > at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(
> > > > AbstractConnection.java:273)
> > > > at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)
> > > > at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(
> > > > SelectChannelEndPoint.java:93)
> > > > at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.
> > > > executeProduceConsume(ExecuteProduceConsume.java:303)
> > > > at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.
> > > > produceConsume(ExecuteProduceConsume.java:148)
> > > > at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(
> > > > ExecuteProduceConsume.java:136)
> > > > at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(
> > > > QueuedThreadPool.java:671)
> > > > at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(
> > > > QueuedThreadPool.java:589)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by: java.util.concurrent.ExecutionException:
> > > > java.lang.RuntimeException: java.io.IOException:
> java.util.concurrent.
> > > ExecutionException:
> > > > java.io.IOException: --> http://localhost:8984/solr/email/: An
> > exception
> > > > has occurred on the server, refer to server log for details.
> > > > at java.util.concurrent.FutureTask.report(FutureTask.java:122)
> > > > at java.util.concurrent.FutureTask.get(FutureTask.java:192)
> > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream.
> > > > read(GatherNodesStream.java:572)
> > > > ... 43 more
> > > > Caused by: java.lang.RuntimeException: java.io.IOException:
> > > > java.util.concurrent.ExecutionException: java.io.IOException: -->
> > > > http://localhost.:8984/solr/email/: An exception has occurred on the
> > > > server, refer to server log for details.
> > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream$
> > > > JoinRunner.call(GatherNodesStream.java:487)
> > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream$
> > > > JoinRunner.call(GatherNodesStream.java:406)
> > > > at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> > > > at org.apache.solr.common.util.ExecutorUtil$
> > MDCAwareThreadPoolExecutor.
> > > > lambda$execute$0(ExecutorUtil.java:229)
> > > > at java.util.concurrent.ThreadPoolExecutor.runWorker(
> > > > ThreadPoolExecutor.java:1142)
> > > > at java.util.concurrent.ThreadPoolExecutor$Worker.run(
> > > > ThreadPoolExecutor.java:617)
> > > > ... 1 more
> > > > Caused by: java.io.IOException: java.util.concurrent.
> > ExecutionException:
> > > > java.io.IOException: --> http://localhost:8984/solr/email/: An
> > exception
> > > > has occurred on the server, refer to server log for details.
> > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream.
> > > > openStreams(CloudSolrStream.java:451)
> > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream.
> > > > open(CloudSolrStream.java:308)
> > > > at org.apache.solr.client.solrj.io.stream.PushBackStream.open(
> > > > PushBackStream.java:70)
> > > > at org.apache.solr.client.solrj.io.stream.ReducerStream.open(
> > > > ReducerStream.java:199)
> > > > at org.apache.solr.client.solrj.io.stream.UniqueStream.open(
> > > > UniqueStream.java:150)
> > > > at org.apache.solr.client.solrj.io.graph.GatherNodesStream$
> > > > JoinRunner.call(GatherNodesStream.java:476)
> > > > ... 6 more
> > > > Caused by: java.util.concurrent.ExecutionException:
> > java.io.IOException:
> > > > --> http://localhost:8984/solr/email/: An exception has occurred on
> > the
> > > > server, refer to server log for details.
> > > > at java.util.concurrent.FutureTask.report(FutureTask.java:122)
> > > > at java.util.concurrent.FutureTask.get(FutureTask.java:192)
> > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream.
> > > > openStreams(CloudSolrStream.java:445)
> > > > ... 11 more
> > > > Caused by: java.io.IOException: --> http://localhost:8984/solr/
> email/:
> > > An
> > > > exception has occurred on the server, refer to server log for
> details.
> > > > at org.apache.solr.client.solrj.io.stream.SolrStream.read(
> > > > SolrStream.java:238)
> > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream$
> > > > TupleWrapper.next(CloudSolrStream.java:541)
> > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream$
> > > > StreamOpener.call(CloudSolrStream.java:564)
> > > > at org.apache.solr.client.solrj.io.stream.CloudSolrStream$
> > > > StreamOpener.call(CloudSolrStream.java:551)
> > > > ... 5 more
> > > > Caused by: org.noggit.JSONParser$ParseException: JSON Parse Error:
> > > > char=<,position=0 BEFORE='<' AFTER='?xml version="1.0"
> > > encoding="UTF-8"?> <'
> > > > at org.noggit.JSONParser.err(JSONParser.java:356)
> > > > at org.noggit.JSONParser.handleNonDoubleQuoteString(
> > JSONParser.java:712)
> > > > at org.noggit.JSONParser.next(JSONParser.java:886)
> > > > at org.noggit.JSONParser.nextEvent(JSONParser.java:930)
> > > > at org.apache.solr.client.solrj.io.stream.JSONTupleStream.
> > > > expect(JSONTupleStream.java:97)
> > > > at org.apache.solr.client.solrj.io.stream.JSONTupleStream.
> > > > advanceToDocs(JSONTupleStream.java:179)
> > > > at org.apache.solr.client.solrj.io.stream.JSONTupleStream.
> > > > next(JSONTupleStream.java:77)
> > > > at org.apache.solr.client.solrj.io.stream.SolrStream.read(
> > > > SolrStream.java:207)
> > > > ... 8 more
> > > >
> > > >
> > > > Regards,
> > > > Edwin
> > > >
> > > >
> > > > On 14 March 2017 at 00:26, Joel Bernstein <joelsolr@gmail.com>
> wrote:
> > > >
> > > >> Syntax looks ok. The logs should have a stack trace.
> > > >>
> > > >> One thing it could be is that gatherNodes will only work on single
> > value
> > > >> fields currently.
> > > >>
> > > >> Joel Bernstein
> > > >> http://joelsolr.blogspot.com/
> > > >>
> > > >> On Mon, Mar 13, 2017 at 1:59 AM, Zheng Lin Edwin Yeo <
> > > >> edwinyeozl@gmail.com>
> > > >> wrote:
> > > >>
> > > >> > Hi,
> > > >> >
> > > >> > I am getting this error when I tried to run a query for Graph
> > > Traversal
> > > >> > using Streaming Expressions:
> > > >> >
> > > >> > {
> > > >> >   "result-set":{
> > > >> >     "docs":[{
> > > >> >         "EXCEPTION":"java.util.concurrent.ExecutionException:
> > > >> > java.lang.RuntimeException: java.io.IOException:
> > > >> > java.util.concurrent.ExecutionException: java.io.IOException:
-->
> > > >> > http://localhost:8983/solr/email/: An exception has occurred
on
> the
> > > >> > server,
> > > >> > refer to server log for details.",
> > > >> >         "EOF":true,
> > > >> >         "RESPONSE_TIME":11}]}}
> > > >> >
> > > >> >
> > > >> > Below is my query:
> > > >> >
> > > >> > http://locahost:8983/solr/email/stream?expr=gatherNodes(email,
> > > >> >             walk="edwin@mail.com->from",
> > > >> >             gather="to")&indent=true
> > > >> >
> > > >> > What could be the reason?
> > > >> >
> > > >> > I'm using Solr 6.4.1 at the moment.
> > > >> >
> > > >> > Regards,
> > > >> > Edwin
> > > >> >
> > > >>
> > > >
> > > >
> > >
> >
>

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