Amrit, Thanks for your reply. I have removed that
<indexConfig> <writeLockTimeout>1000</writeLockTimeout> <commitLockTimeout>10000</commitLockTimeout> <maxIndexingThreads>15</maxIndexingThreads> <useCompoundFile>false</useCompoundFile> <ramBufferSizeMB>1024</ramBufferSizeMB> <mergePolicy class="org.apache.lucene.index.TieredMergePolicy"> <int name="maxMergeAtOnce">2</int> <int name="segmentsPerTier">2</int> </mergePolicy> <lockType>hdfs</lockType> <deletionPolicy class="solr.SolrDeletionPolicy"> <str name="maxCommitsToKeep">1</str> <str name="maxOptimizedCommitsToKeep">0</str> </deletionPolicy> </indexConfig> -- Sent from: http://lucene.472066.n3.nabble.com/Solr-User-f472068.html