Here are the debugging statements. Replication is not happening from the slave to the master. I see that the slave is issuing an indexversion request, but does nothing with it.
### SLAVE CATALINA.OUT ### INFO: [core1] webapp=/solr path=/replication params={command=fetchindex&masterUrl=http://10.10.0.61:8080/solr/core1/replication} status=0 QTime=0 Feb 2, 2010 1:14:04 PM org.apache.solr.handler.SnapPuller <init> INFO: No value set for 'pollInterval'. Timer Task not started. Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.MultiThreadedHttpConnectionManager getConnectionWithTimeout FINE: HttpConnectionManager.getConnection: config = HostConfiguration[host=http://10.10.0.61:8080], timeout = 0 Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$ConnectionPool getFreeConnection FINE: Getting free connection, hostConfig=HostConfiguration[host=http://10.10.0.61:8080] Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.HttpConnection closeIfStale FINE: Connection is stale, closing... Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.HttpConnection open FINE: Open connection to 10.10.0.61:8080 Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: >> "POST /solr/core1/replication HTTP/1.1[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.HttpMethodBase addHostRequestHeader FINE: Adding Host request header Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.HttpMethodBase getContentCharSet FINE: Default charset used: ISO-8859-1 Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.HttpMethodBase getContentCharSet FINE: Default charset used: ISO-8859-1 Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: >> "User-Agent: Jakarta Commons-HttpClient/3.1[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: >> "Host: 10.10.0.61:8080[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: >> "Content-Length: 31[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: >> "Content-Type: application/x-www-form-urlencoded[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: >> "[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: >> "command=indexversion&wt=javabin" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.methods.EntityEnclosingMethod writeRequestBody FINE: Request body sent Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: << "HTTP/1.1 200 OK[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: << "HTTP/1.1 200 OK[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: << "Content-Type: application/octet-stream[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: << "Content-Length: 72[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: << "Date: Tue, 02 Feb 2010 19:14:04 GMT[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: << "Server: Apache[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: << "[\r][\n]" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.Wire wire FINE: << "[0x1][0xa3][0xe0].responseHeader[0xa2][0xe0]&status[0x6][0x0][0x0][0x0][0x0][0xe0]%QTime[0x6][0x0][0x0][0x0][0x0][0xe0],indexversion`[0xe0]*generation`" Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.HttpMethodBase shouldCloseConnection FINE: Resorting to protocol version default close connection policy Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.HttpMethodBase shouldCloseConnection FINE: Should NOT close connection, using HTTP/1.1 Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.HttpConnection releaseConnection FINE: Releasing connection back to connection manager. Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$ConnectionPool freeConnection FINE: Freeing connection, hostConfig=HostConfiguration[host=http://10.10.0.61:8080] Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.util.IdleConnectionHandler add FINE: Adding connection at: 1265138044622 Feb 2, 2010 1:14:04 PM org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$ConnectionPool notifyWaitingThread FINE: Notifying no-one, there are no waiting threads ### MASTER CATALINA.OUT ### Feb 2, 2010 1:16:00 PM org.apache.solr.core.SolrCore execute INFO: [core1] webapp=/solr path=/replication params={wt=javabin&command=indexversion} status=0 QTime=0 Feb 2, 2010 1:16:01 PM org.apache.solr.core.Config getVal FINE: solrconfig.xml admin/healthcheck/text()=/var/lib/solr/server-enabled ________________________________________ From: Jeremy Carroll [jeremy.carr...@networkedinsights.com] Sent: Tuesday, February 02, 2010 11:47 AM To: solr-user@lucene.apache.org Subject: RE: fetchindex not working. I do not see a stack trace, but the replication does not happen. I do not see a request in the logs of the master server that it even tried to pull the index. ________________________________________ From: Shalin Shekhar Mangar [shalinman...@gmail.com] Sent: Tuesday, February 02, 2010 11:36 AM To: solr-user@lucene.apache.org Subject: Re: fetchindex not working. On Tue, Feb 2, 2010 at 10:26 PM, Jeremy Carroll < jeremy.carr...@networkedinsights.com> wrote: > I'm trying to get solr to fetch an index from a master server. This does > not work with our configuration, and throws an error that pollInterval > cannot be null. I thought to get fetchindex working, that pollInterval > should not be in the solrconfig.xml file? I have tried adding pollInterval > to the configuraiton, but it still will not work. Does anybody have any > experience with this issue? > > # REQUEST # > > http://solr:8080/solr/core1/replication?command=fetchindex&masterUrl=http://10.10.0.61:8080/solr/core1/replication&command=fetchindex > > # SOLRCONFIG.XML # > <!-- Slave config --> > <requestHandler name="/replication" class="solr.ReplicationHandler"> > <lst name="slave"> > <str name="masterUrl"> > http://127.0.0.1:8080/solr/${solr.core.name}/replication</str> > </lst> > </requestHandler> > > # CATALINA.OUT # > INFO: [blogs_2009_53_1] webapp=/solr path=/replication params={masterUrl= > http://10.10.0.61:8080/solr/core1/replication&command=fetchindex} status=0 > QTime=0 > Feb 2, 2010 10:47:51 AM org.apache.solr.handler.SnapPuller <init> > INFO: No value set for 'pollInterval'. Timer Task not started. > Feb 2, 2010 10:47:51 AM org.apache.solr.core.SolrCore execute > > That is just an INFO level log message. Have you seen an exception saying that pollInterval cannot be null? If yes, can you please paste the stack trace. -- Regards, Shalin Shekhar Mangar.