?lLucene50SegmentInfosxE: osWindows Server 2012 R2 java.vendorOracle Corporation java.version 1.8.0_121java.vm.version 25.121-b13lucene.version5.5.5os.archamd64java.runtime.version 1.8.0_121-b13sourceflush os.version6.3 timestamp 1615726228259 _rz5.fdt_rz5.tvx_rz5.nvm_rz5_Lucene50_0.doc_rz5_Lucene50_0.tim_rz5.fnm_rz5.tvd_rz5_Lucene50_0.tip_rz5.nvd_rz5.fdx_rz5.si_rz5_Lucene50_0.posLucene50StoredFieldsFormat.mode BEST_SPEED(