Looks to me like you are, or were, hitting the replication handler¹s backup function: http://wiki.apache.org/solr/SolrReplication#HTTP_API
ie, http://master_host:port/solr/replication?command=backup You might not have been doing it explicitly, there¹s some support for a backup being triggered when certain things happen: http://wiki.apache.org/solr/SolrReplication#Master On 7/25/14, 1:50 PM, "pras.venkatesh" <prasann...@outlook.com> wrote: >Hi , we have a solr cloud instance with 8 nodes and 4 shards. We are >starting >to see that index size is growing so huge and when looked at the file >system >solr has created several copies of the index. >However using solr admin, I could see its using only on the them. > >This is what I see in solr admin. > >Index: > /opt/solr/collections/aq-collection/data/index.20140725024044234 > >Master (Searching) >1406320016969 > >Gen - 81553 > >size -58.72 GB. > >But when I go in to the file system , This is how it looks. > >16G index.20140527220456134 > 45G index.20140630001131038 > 4.6G index.20140630090031282 > 20G index.20140703192128959 > 1.3G index.20140703200948410 > 31G index.20140708162308859 > 52G index.20140716165801658 > 59G index.20140725024044234 > 4K index.properties > 4K replication.properties > >it is actually pointing only to the index.20140725024044234, and using >that >for searching and indexing. The timstamps on other indexes are old(about a >month or so) > >Can some one explain me why it created so many copies of the index(we did >not create them manually). and how it can be prevented. > >Our solr instances are running on solaris VMs > > > >-- >View this message in context: >http://lucene.472066.n3.nabble.com/SOLR-cloud-creating-multiple-copies-of- >the-same-index-tp4149264.html >Sent from the Solr - User mailing list archive at Nabble.com.