: http://${SOLRMASTER}:${SOLRPORT}/solr/replication?command=indexversion : http://${SOLRSLAVE}:${SOLRPORT}/solr/replication?command=indexversion
: for that purpose. When I check them they give me different numbers : despite the fact that below urls: : http://${SOLRMASTER}:${SOLRPORT}/solr/#/collection1/replication : and : http://${SOLRSLAVE}:${SOLRPORT}/solr/#/collection1/replication : show the same index version for master and slave. I think you are missunderstanding the purpose of the indexversion command -- what you're describing sounds a lot like the confusion in SOLR-3681 (allthough it's posible i was confused/mistaken in that issue and no one bothered to correct me) ... https://issues.apache.org/jira/browse/SOLR-3681?focusedCommentId=13451244&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13451244 What you are looking for to monitor the status of replication is probably the "details" command... http://localhost:8983/solr/collection1/replication?command=details (The Admin UI URLs you described as showing the correct version info for both master nad slave get their info from the details URL) -Hoss
