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From Jed Glazner <jglaz...@beyondoblivion.com>
Subject Re: Replicaiton Fails with Unreachable error when master host is responding.
Date Thu, 28 Apr 2011 18:53:23 GMT
Anybody?

On 04/27/2011 01:51 PM, Jed Glazner wrote:
> Hello All,
>
> I'm having a very strange problem that I just can't figure out. The
> slave is not able to replicate from the master, even though the master
> is reachable from the slave machine.  I can telnet to the port it's
> running on, I can use text based browsers to navigate the master from
> the slave. I just don't understand why it won't replicate.  The admin
> screen gives me an Unreachable in the status, and in the log there is an
> exception thrown.  Details below:
>
> BACKGROUND:
>
> OS: Arch Linux
> Solr Version: svn revision 1096983 from
> https://svn.apache.org/repos/asf/lucene/dev/branches/branch_3x/
> No custom plugins, just whatever came with the version above.
> Java Setup:
>
> java version "1.6.0_22"
> OpenJDK Runtime Environment (IcedTea6 1.10) (ArchLinux-6.b22_1.10-1-x86_64)
> OpenJDK 64-Bit Server VM (build 19.0-b09, mixed mode)
>
> We have 3 cores running, all 3 cores are not able to replicate.
>
> The admin on the slave shows  the Master as
> http://solr-master-01_dev.la.bo:8983/solr/music/replication - *Unreachable*
> Replicaiton def on the slave
>
>    529<requestHandler name="/replication" class="solr.ReplicationHandler">
>    530<lst name="${slave:slave}">
>    531<str
> name="masterUrl">http://solr-master-01_dev.la.bo:8983/solr/music/replication</str>
>    532<str name="pollInterval">00:15:00</str>
>    533</lst>
>    534</requestHandler>
>
> Replication def on the master:
>
>    529<requestHandler name="/replication" class="solr.ReplicationHandler">
>    530<lst name="${master:master}">
>    531<str name="replicateAfter">commit</str>
>    532<str name="replicateAfter">startup</str>
>    533<str name="confFiles">schema.xml,stopwords.txt</str>
>    534</lst>
>    535</requestHandler>
>
> Below is the log start to finish for replication attempts, note that it
> says connection refused, however, I can telnet to 8983 from the slave to
> the master, so I know it's up and reachable from the slave:
>
> telnet solr-master-01_dev.la.bo 8983
> Trying 172.12.65.58...
> Connected to solr-master-01_dev.la.bo.
> Escape character is '^]'.
>
> I double checked the master to make sure that it didn't have replication
> turned off, and it's not.  So I should be able to replicate but it
> can't.  I just dont' know what else to check.  The log from the slave is
> below.
>
> Apr 27, 2011 7:39:45 PM org.apache.solr.request.SolrQueryResponse<init>
> WARNING: org.apache.solr.request.SolrQueryResponse is deprecated. Please
> use the corresponding class in org.apache.solr.response
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:39:45 PM org.apache.solr.handler.ReplicationHandler
> getReplicationDetails
> WARNING: Exception while invoking 'details' method for replication on
> master
> java.net.ConnectException: Connection refused
>       at java.net.PlainSocketImpl.socketConnect(Native Method)
>       at
> java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:327)
>       at
> java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:193)
>       at
> java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:180)
>       at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:384)
>       at java.net.Socket.connect(Socket.java:546)
>       at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
>       at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:616)
>       at
> org.apache.commons.httpclient.protocol.ReflectionSocketFactory.createSocket(ReflectionSocketFactory.java:140)
>       at
> org.apache.commons.httpclient.protocol.DefaultProtocolSocketFactory.createSocket(DefaultProtocolSocketFactory.java:125)
>       at
> org.apache.commons.httpclient.HttpConnection.open(HttpConnection.java:707)
>       at
> org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$HttpConnectionAdapter.open(MultiThreadedHttpConnectionManager.java:1361)
>       at
> org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:387)
>       at
> org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:171)
>       at
> org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:397)
>       at
> org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:323)
>       at
> org.apache.solr.handler.SnapPuller.getNamedListResponse(SnapPuller.java:193)
>       at
> org.apache.solr.handler.SnapPuller.getCommandResponse(SnapPuller.java:188)
>       at
> org.apache.solr.handler.ReplicationHandler.getReplicationDetails(ReplicationHandler.java:588)
>       at
> org.apache.solr.handler.ReplicationHandler.handleRequestBody(ReplicationHandler.java:183)
>       at
> org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:129)
>       at org.apache.solr.core.SolrCore.execute(SolrCore.java:1360)
>       at
> org.apache.jsp.admin.replication.index_jsp.executeCommand(org.apache.jsp.admin.replication.index_jsp:50)
>       at
> org.apache.jsp.admin.replication.index_jsp._jspService(org.apache.jsp.admin.replication.index_jsp:232)
>       at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:109)
>       at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
>       at
> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:389)
>       at
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:486)
>       at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:380)
>       at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
>       at
> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
>       at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:401)
>       at
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
>       at
> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
>       at
> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
>       at
> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450)
>       at org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:327)
>       at org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:126)
>       at
> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:275)
>       at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
>       at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399)
>       at
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
>       at
> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
>       at
> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
>       at
> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450)
>       at
> org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)
>       at
> org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
>       at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
>       at org.mortbay.jetty.Server.handle(Server.java:326)
>       at
> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
>       at
> org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:945)
>       at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:756)
>       at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
>       at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
>       at
> org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228)
>       at
> org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
> Apr 27, 2011 7:39:45 PM org.apache.solr.core.SolrCore execute
> INFO: [music] webapp=null path=null params={command=details} status=0
> QTime=66
> Apr 27, 2011 7:39:45 PM org.apache.solr.request.SolrQueryResponse<init>
> WARNING: org.apache.solr.request.SolrQueryResponse is deprecated. Please
> use the corresponding class in org.apache.solr.response
> Apr 27, 2011 7:39:45 PM org.apache.solr.core.SolrCore execute
> INFO: [music] webapp=null path=null params={command=fetchindex} status=0
> QTime=1
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:39:45 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:39:45 PM org.apache.solr.handler.SnapPuller fetchLatestIndex
> SEVERE: Master at:
> http://solr-master-01_dev.la.bo:8983/solr/music/replication is not
> available. Index fetch failed. Exception: Connection refused
> Apr 27, 2011 7:40:00 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:40:00 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:40:00 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:40:00 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:40:00 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: I/O exception (java.net.ConnectException) caught when processing
> request: Connection refused
> Apr 27, 2011 7:40:00 PM org.apache.commons.httpclient.HttpMethodDirector
> executeWithRetry
> INFO: Retrying request
> Apr 27, 2011 7:40:00 PM org.apache.solr.handler.SnapPuller fetchLatestIndex
> SEVERE: Master at: http://solr-master-01_dev:8983/solr/rovi/replication
> is not available. Index fetch failed. Exception: Connection refused
>


-- 
Jed Glazner (801-360-0181)

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