Vote for or implement :) this issue: https://issues.apache.org/jira/browse/SOLR-1565 StreamingUpdateSolrServer should support RequestWriter API
-- Jan Høydahl, search solution architect Cominvent AS - www.cominvent.com > As far as I know. It is the simplest, but I found that is uses a 'lot' of CPU > overhead because it doesn't support the javabin format for the requests to > solr thus marshaling everything to XML. > Building our own queue with multiple CommonsHttpSolrServer's with the > BinairyRequestWriter set, greatly improved our throughput. As it reduced the > CPU load on both the machine that gathered the documents as the machine > running the Solr server. > > Thijs