?lLucene62SegmentInfoOyq osLinux java.vendorOracle Corporation java.version 1.8.0_171java.vm.version 25.171-b11lucene.version6.6.1mergeMaxNumSegments-1os.archamd64java.runtime.version1.8.0_171-8u171-b11-2~14.04-b11sourcemerge mergeFactor10 os.version3.19.0-80-generic timestamp 1640093386057 _a_Memory_0.ram_a_Lucene50_0.pos_a.fdt_a_Lucene50_0.doc_a_Lucene50_0.tim_a.si_a.fdx_a_Lucene50_0.tip_a.nvm_a.fnm_a_Lucene54_0.dvm_a_Lucene54_0.dvd_a.nvdLucene50StoredFieldsFormat.mode BEST_SPEED(I