Type	Name	Status
TIDESDB		================== TidesDB Engine Status ==================\nData directory: /data/mysql-bench/tidesdb_data\nColumn families: 13\nGlobal sequence: 15112718\nMin snapshot sequence: 18446744073709551615\nActive transactions: 0\n\n=+=+= Memory =+=+=\nMemtable bytes: 772562240\nTransaction memory bytes: 0\n\n=+=+= Storage =+=+=\nTotal SSTables: 242\nOpen SSTable handles: 241\nTotal data size: 347226819668 bytes\nImmutable memtables: 0\n\n=+=+= Background =+=+=\nFlush pending: 0\nCompaction pending: 0\nCurrently flushing: NO\nWAL generation: 149\nNext CF index: 928\n\n=+=+= Write Amplification =+=+=\nUser bytes written: 30756884786\nFlush bytes written: 29306156129 (108 sstables)\nCompaction bytes written: 273134843440 (50 sstables)\nCompaction bytes read: 283704743718\nVlog bytes written: 0\nTotal WA ratio: 9.83x\n\n=+=+= Value Log =+=+=\nFile size: 16 bytes\nIndexed values: 0\nUsed bytes: 0\nStored bytes: 0\nLive bytes: 0\nDead bytes: 16\nSegments: 2 (drainable 0, retired 0)\nReclaim: 0 calls, 0 passes\n\n=+=+= Write Stalls =+=+=\nWrites throttled: 0\nWrites blocked: 0\nStall time: 0 us\nAdmission ceiling hits: 0\n\n=+=+= Block Cache =+=+=\nEnabled: YES\nEntries: 7048061\nSize: 64422667313 bytes\nHits: 2017157998\nMisses: 103382904\nHit rate: 95.1%\nPartitions: 128\n\n=+=+= IO Device Writes =+=+=\nsstable: 85486892 writes, 302440994257 bytes, avg 5.3 us, max 21374 us\nwal: 6994932 writes, 32636270246 bytes, avg 10.3 us, max 14531 us\nvlog: 0 writes, 0 bytes, avg 0.0 us, max 0 us\n\n=+=+= Write Stalls By Reason =+=+=\nwal_append: 10247158 stalls, 265745481 us total, 14594 us max\nrotate_lock: 12 stalls, 7 us total, 1 us max\nrotate_work: 12 stalls, 5598 us total, 4453 us max\nadmission: 0 stalls, 0 us total, 0 us max\nmanifest_commit: 62 stalls, 68606 us total, 62013 us max\n\n=+=+= Key Log Encoding =+=+=\nChains: 1, logical 384071634496 bytes, stored 347226819668 bytes, 1.11x\n\n=+=+= Value Log Encoding =+=+=\nChains: 0, logical 0 bytes, stored 0 bytes, 0.00x\n\n=+=+= Tombstones =+=+=\nTotal tombstones: 833580\nTombstone ratio: 0.04%\nWorst SSTable density: 50.35% at level 1\n\n=+=+= Column Families =+=+=\ntpcc__customer: 3 levels, 124441591 keys (74065 unflushed), 73123800722 bytes, read amp 3.00\n  avg key 13, avg value 565, btree height 3.6/4 over 17685106 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/411900/0/248327794] L2[21/6672439/0/3979451118] L3[21/117357252/0/68896021810]\n  WAL 3022934419 bytes, 4 compactions\ntpcc__customer__idx_c_w_id: 2 levels, 120000000 keys (0 unflushed), 5522173423 bytes, read amp 2.00\n  avg key 54, avg value 1, btree height 3.9/4 over 2738020 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/147000/0/6766466] L2[17/119853000/0/5515406957]\n  WAL 0 bytes, 0 compactions\ntpcc__district: 2 levels, 40001 keys (39018 unflushed), 4525650 bytes, read amp 1.00\n  avg key 9, avg value 97, btree height 3.0/3 over 1406 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[1/40001/0/4525650]\n  WAL 1119661843 bytes, 12 compactions\ntpcc__history: 2 levels, 124993508 keys (74204 unflushed), 8271259364 bytes, read amp 6.00\n  avg key 9, avg value 53, btree height 3.7/4 over 3079096 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[5/2080928/0/136229977] L2[13/122912580/0/8135029387]\n  WAL 334494221 bytes, 1 compactions\ntpcc__item: 1 levels, 100001 keys (0 unflushed), 8912003 bytes, read amp 1.00\n  avg key 5, avg value 76, btree height 3.0/3 over 2924 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/100001/0/8912003]\n  WAL 0 bytes, 0 compactions\ntpcc__new_order: 2 levels, 37613337 keys (148069 unflushed), 1166237465 bytes, read amp 3.00\n  avg key 13, avg value 18, btree height 2.8/3 over 647386 nodes, tombstone ratio 2.22%\n  levels [sstables/keys/tombstones/bytes]: L1[2/1657879/833580/39693755] L2[42/35955458/0/1126543710]\n  WAL 272077740 bytes, 2 compactions\ntpcc__orders: 2 levels, 127865798 keys (148069 unflushed), 6559672317 bytes, read amp 8.00\n  avg key 13, avg value 38, btree height 3.7/4 over 2815658 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[7/5803354/0/304335048] L2[14/122062444/0/6255337269]\n  WAL 555315285 bytes, 1 compactions\ntpcc__orders__idx_o_w_id: 2 levels, 124946406 keys (74319 unflushed), 3705149156 bytes, read amp 8.00\n  avg key 29, avg value 1, btree height 3.7/4 over 2126098 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[7/2883964/0/95804532] L2[17/122062442/0/3609344624]\n  WAL 175725375 bytes, 1 compactions\ntpcc__order_line: 3 levels, 1299545795 keys (1479333 unflushed), 105181200212 bytes, read amp 2.00\n  avg key 17, avg value 66, btree height 4.0/4 over 38823042 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[13/99435792/0/8105130003] L3[13/1200110003/0/97076070209]\n  WAL 8831371135 bytes, 6 compactions\ntpcc__stock: 3 levels, 420070044 keys (741653 unflushed), 143683475478 bytes, read amp 2.00\n  avg key 9, avg value 324, btree height 3.8/4 over 37010881 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[22/20070043/0/6911555355] L3[22/400000001/0/136771920123]\n  WAL 17012536357 bytes, 11 compactions\ntpcc__warehouse: 2 levels, 4001 keys (4000 unflushed), 413445 bytes, read amp 1.00\n  avg key 5, avg value 88, btree height 2.0/2 over 130 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[1/4001/0/413445]\n  WAL 496108405 bytes, 12 compactions\n
