Type	Name	Status
TIDESDB		================== TidesDB Engine Status ==================\nData directory: /data/mysql-bench/tidesdb_data\nColumn families: 13\nGlobal sequence: 15074788\nMin snapshot sequence: 18446744073709551615\nActive transactions: 0\n\n=+=+= Memory =+=+=\nMemtable bytes: 572572264\nTransaction memory bytes: 0\n\n=+=+= Storage =+=+=\nTotal SSTables: 242\nOpen SSTable handles: 241\nTotal data size: 347228609645 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: 30641733850\nFlush bytes written: 29308538476 (108 sstables)\nCompaction bytes written: 273143263644 (50 sstables)\nCompaction bytes read: 283713756292\nVlog bytes written: 0\nTotal WA ratio: 9.87x\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: 7053352\nSize: 64421830513 bytes\nHits: 2008311984\nMisses: 102974653\nHit rate: 95.1%\nPartitions: 128\n\n=+=+= IO Device Writes =+=+=\nsstable: 85488519 writes, 302451796808 bytes, avg 5.3 us, max 18846 us\nwal: 6974844 writes, 32513857442 bytes, avg 10.3 us, max 13989 us\nvlog: 0 writes, 0 bytes, avg 0.0 us, max 0 us\n\n=+=+= Write Stalls By Reason =+=+=\nwal_append: 10210011 stalls, 269922070 us total, 9266 us max\nrotate_lock: 12 stalls, 2 us total, 1 us max\nrotate_work: 12 stalls, 473 us total, 324 us max\nadmission: 0 stalls, 0 us total, 0 us max\nmanifest_commit: 62 stalls, 29227 us total, 22504 us max\n\n=+=+= Key Log Encoding =+=+=\nChains: 1, logical 384072814550 bytes, stored 347228609645 bytes, 1.11x\n\n=+=+= Value Log Encoding =+=+=\nChains: 0, logical 0 bytes, stored 0 bytes, 0.00x\n\n=+=+= Tombstones =+=+=\nTotal tombstones: 830690\nTombstone ratio: 0.03%\nWorst SSTable density: 50.21% at level 1\n\n=+=+= Column Families =+=+=\ntpcc__customer: 3 levels, 124437635 keys (55325 unflushed), 73121397346 bytes, read amp 3.00\n  avg key 13, avg value 565, btree height 3.6/4 over 17684523 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/411802/0/248247248] L2[21/6668581/0/3977128288] L3[21/117357252/0/68896021810]\n  WAL 3013590240 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 (37472 unflushed), 4525627 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[1/40001/0/4525627]\n  WAL 1115709226 bytes, 12 compactions\ntpcc__history: 2 levels, 124996400 keys (55408 unflushed), 8271452261 bytes, read amp 6.00\n  avg key 9, avg value 53, btree height 3.7/4 over 3079167 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[5/2083036/0/136364171] L2[13/122913364/0/8135088090]\n  WAL 333448293 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, 37612374 keys (110088 unflushed), 1166257699 bytes, read amp 3.00\n  avg key 13, avg value 18, btree height 2.8/3 over 647388 nodes, tombstone ratio 2.21%\n  levels [sstables/keys/tombstones/bytes]: L1[2/1655267/830690/39660321] L2[42/35957107/0/1126597378]\n  WAL 270955836 bytes, 2 compactions\ntpcc__orders: 2 levels, 127855865 keys (110088 unflushed), 6559168655 bytes, read amp 8.00\n  avg key 13, avg value 38, btree height 3.7/4 over 2815454 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[7/5795586/0/303903983] L2[14/122060279/0/6255264672]\n  WAL 552966973 bytes, 1 compactions\ntpcc__orders__idx_o_w_id: 2 levels, 124946513 keys (54468 unflushed), 3705156593 bytes, read amp 8.00\n  avg key 29, avg value 1, btree height 3.7/4 over 2126100 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[7/2886236/0/95879491] L2[17/122060277/0/3609277102]\n  WAL 175034335 bytes, 1 compactions\ntpcc__order_line: 3 levels, 1299511057 keys (1101094 unflushed), 105178226963 bytes, read amp 2.00\n  avg key 17, avg value 66, btree height 4.0/4 over 38821966 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[13/99401054/0/8102156754] L3[13/1200110003/0/97076070209]\n  WAL 8795132385 bytes, 6 compactions\ntpcc__stock: 3 levels, 420091703 keys (545179 unflushed), 143690925126 bytes, read amp 2.00\n  avg key 9, avg value 324, btree height 3.8/4 over 37012764 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[22/20091702/0/6919038944] L3[22/400000001/0/136771886182]\n  WAL 16949549025 bytes, 11 compactions\ntpcc__warehouse: 2 levels, 4001 keys (4000 unflushed), 413516 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[1/4001/0/413516]\n  WAL 494550366 bytes, 12 compactions\n
