@wunder Are you sending updates in batches? Are you doing a commit after every update?
>> We want the system to be near real time, so we are not doing updates in >> batches and also we are not doing commit after every update. >> autoSoftCommit once in every minute, and autoCommit once in every 10 >> minutes. This thread increase is not happening in all the time, on our peak hours where used we to get more user interactions the system works absolutely fine, suddenly this problem creeps up and system gets into trouble. nproc value increased 18000. Did jetty related linux fine tuning as described in the below link http://www.eclipse.org/jetty/documentation/current/high-load.html Thanks. -- Sent from: http://lucene.472066.n3.nabble.com/Solr-User-f472068.html