Type	Name	Status
TIDESDB		================== TidesDB Engine Status ==================\nData directory: /data/mysql-bench/tidesdb_data\nColumn families: 13\nGlobal sequence: 15082599\nMin snapshot sequence: 18446744073709551615\nActive transactions: 0\n\n=+=+= Memory =+=+=\nMemtable bytes: 643845032\nTransaction memory bytes: 0\n\n=+=+= Storage =+=+=\nTotal SSTables: 242\nOpen SSTable handles: 241\nTotal data size: 347236244654 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: 30679000094\nFlush bytes written: 29305093746 (108 sstables)\nCompaction bytes written: 273154943686 (50 sstables)\nCompaction bytes read: 283714356595\nVlog bytes written: 0\nTotal WA ratio: 9.86x\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: 7053443\nSize: 64421853926 bytes\nHits: 2010230233\nMisses: 103093444\nHit rate: 95.1%\nPartitions: 128\n\n=+=+= IO Device Writes =+=+=\nsstable: 85493713 writes, 302460032120 bytes, avg 5.4 us, max 16371 us\nwal: 6979939 writes, 32553794521 bytes, avg 10.3 us, max 10267 us\nvlog: 0 writes, 0 bytes, avg 0.0 us, max 0 us\n\n=+=+= Write Stalls By Reason =+=+=\nwal_append: 10209975 stalls, 271691348 us total, 23865 us max\nrotate_lock: 12 stalls, 0 us total, 0 us max\nrotate_work: 12 stalls, 4284 us total, 3859 us max\nadmission: 0 stalls, 0 us total, 0 us max\nmanifest_commit: 62 stalls, 52876 us total, 32767 us max\n\n=+=+= Key Log Encoding =+=+=\nChains: 1, logical 384081380654 bytes, stored 347236244654 bytes, 1.11x\n\n=+=+= Value Log Encoding =+=+=\nChains: 0, logical 0 bytes, stored 0 bytes, 0.00x\n\n=+=+= Tombstones =+=+=\nTotal tombstones: 830220\nTombstone ratio: 0.03%\nWorst SSTable density: 50.15% at level 1\n\n=+=+= Column Families =+=+=\ntpcc__customer: 3 levels, 124439315 keys (61260 unflushed), 73122598739 bytes, read amp 3.00\n  avg key 13, avg value 565, btree height 3.6/4 over 17684777 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/411686/0/248202535] L2[21/6670377/0/3978374394] L3[21/117357252/0/68896021810]\n  WAL 3014471736 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 (38151 unflushed), 4525658 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[1/40001/0/4525658]\n  WAL 1116393138 bytes, 12 compactions\ntpcc__history: 2 levels, 124991735 keys (61364 unflushed), 8271141215 bytes, read amp 6.00\n  avg key 9, avg value 53, btree height 3.7/4 over 3079052 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[5/2080811/0/136223077] L2[13/122910924/0/8134918138]\n  WAL 333525367 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, 37601956 keys (124410 unflushed), 1165928077 bytes, read amp 3.00\n  avg key 13, avg value 18, btree height 2.8/3 over 647204 nodes, tombstone ratio 2.21%\n  levels [sstables/keys/tombstones/bytes]: L1[2/1655585/830220/39680037] L2[42/35946371/0/1126248040]\n  WAL 271404720 bytes, 2 compactions\ntpcc__orders: 2 levels, 127861907 keys (124410 unflushed), 6559508527 bytes, read amp 8.00\n  avg key 13, avg value 38, btree height 3.7/4 over 2815580 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[7/5801836/0/304249775] L2[14/122060071/0/6255258752]\n  WAL 554081365 bytes, 1 compactions\ntpcc__orders__idx_o_w_id: 2 levels, 124944565 keys (61450 unflushed), 3705085737 bytes, read amp 8.00\n  avg key 29, avg value 1, btree height 3.7/4 over 2126067 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[7/2884496/0/95820741] L2[17/122060069/0/3609264996]\n  WAL 175210525 bytes, 1 compactions\ntpcc__order_line: 3 levels, 1299569946 keys (1243009 unflushed), 105183270652 bytes, read amp 2.00\n  avg key 17, avg value 66, btree height 4.0/4 over 38823795 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[13/99459943/0/8107200443] L3[13/1200110003/0/97076070209]\n  WAL 8812945905 bytes, 6 compactions\ntpcc__stock: 3 levels, 420096988 keys (613581 unflushed), 143692686744 bytes, read amp 2.00\n  avg key 9, avg value 324, btree height 3.8/4 over 37013327 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[22/20096987/0/6920863850] L3[22/400000001/0/136771822894]\n  WAL 16967096061 bytes, 11 compactions\ntpcc__warehouse: 2 levels, 4001 keys (4000 unflushed), 413446 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[1/4001/0/413446]\n  WAL 494665225 bytes, 12 compactions\n
