I found an answer: not enough space in filesystem.
Funtick wrote: > > Is it file-system error? I can commit and I can not optimize: > > Exception in thread "main" org.apache.solr.common.SolrException: > background merge hit exception: _ztu:C14604370 _105b:C1690769 > _105l:C340280 _105w:C336330 _1068:C336025 _106j:C330206 _106u:C338541 > _1075:C337713 _1080:C463455 into _1081 [optimize] java.io.IOException: > background merge hit exception: _ztu:C14604370 _105b:C1690769 > _105l:C340280 _105w:C336330 _1068:C336025 _106j:C330206 _106u:C338541 > _1075:C337713 _1080:C463455 into _1081 [optimize] at > org.apache.lucene.index.IndexWriter.optimize(IndexWriter.java:2300) > -- View this message in context: http://www.nabble.com/background-merge-hit-exception-tp19130991p19131084.html Sent from the Solr - User mailing list archive at Nabble.com.