Type	Name	Status
TIDESDB		================== TidesDB Engine Status ==================\nData directory: /data/mysql-bench/tidesdb_data\nColumn families: 13\nGlobal sequence: 14558523\nMin snapshot sequence: 18446744073709551615\nActive transactions: 0\n\n=+=+= Memory =+=+=\nMemtable bytes: 2332922752\nTransaction memory bytes: 0\n\n=+=+= Storage =+=+=\nTotal SSTables: 238\nOpen SSTable handles: 237\nTotal data size: 344835095854 bytes\nImmutable memtables: 0\n\n=+=+= Background =+=+=\nFlush pending: 0\nCompaction pending: 0\nCurrently flushing: NO\nWAL generation: 148\nNext CF index: 933\n\n=+=+= Write Amplification =+=+=\nUser bytes written: 29152007469\nFlush bytes written: 26862196463 (99 sstables)\nCompaction bytes written: 251086009444 (44 sstables)\nCompaction bytes read: 261603673870\nVlog bytes written: 0\nTotal WA ratio: 9.53x\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: 6885126\nSize: 64362247885 bytes\nHits: 1990419761\nMisses: 97183656\nHit rate: 95.3%\nPartitions: 128\n\n=+=+= IO Device Writes =+=+=\nsstable: 78261763 writes, 277948201315 bytes, avg 7.9 us, max 39133 us\nwal: 3363350 writes, 30933064487 bytes, avg 16.9 us, max 38402 us\nvlog: 0 writes, 0 bytes, avg 0.0 us, max 0 us\n\n=+=+= Write Stalls By Reason =+=+=\nwal_append: 9574633 stalls, 8076192105 us total, 44815 us max\nrotate_lock: 11 stalls, 5 us total, 1 us max\nrotate_work: 11 stalls, 3973 us total, 1083 us max\nadmission: 0 stalls, 0 us total, 0 us max\nmanifest_commit: 55 stalls, 9203 us total, 1851 us max\n\n=+=+= Key Log Encoding =+=+=\nChains: 1, logical 381487454722 bytes, stored 344835095854 bytes, 1.11x\n\n=+=+= Value Log Encoding =+=+=\nChains: 0, logical 0 bytes, stored 0 bytes, 0.00x\n\n=+=+= Tombstones =+=+=\nTotal tombstones: 417070\nTombstone ratio: 0.02%\nWorst SSTable density: 50.31% at level 1\n\n=+=+= Column Families =+=+=\ntpcc__customer: 3 levels, 124018626 keys (225488 unflushed), 72868944162 bytes, read amp 2.00\n  avg key 13, avg value 565, btree height 3.6/4 over 17624472 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[21/6661374/0/3972922352] L3[21/117357252/0/68896021810]\n  WAL 2864617848 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 (40000 unflushed), 4525617 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[1/40001/0/4525617]\n  WAL 1061077503 bytes, 11 compactions\ntpcc__history: 2 levels, 124574981 keys (226943 unflushed), 8243854078 bytes, read amp 5.00\n  avg key 9, avg value 53, btree height 3.7/4 over 3068847 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[4/1662106/0/108807434] L2[13/122912875/0/8135046644]\n  WAL 316952439 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, 36788793 keys (448789 unflushed), 1146515681 bytes, read amp 2.00\n  avg key 13, avg value 18, btree height 2.8/3 over 634983 nodes, tombstone ratio 1.13%\n  levels [sstables/keys/tombstones/bytes]: L1[1/828933/417070/19841705] L2[42/35959860/0/1126673976]\n  WAL 257810976 bytes, 2 compactions\ntpcc__orders: 2 levels, 127035694 keys (448789 unflushed), 6516098704 bytes, read amp 7.00\n  avg key 13, avg value 38, btree height 3.7/4 over 2797541 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[6/4973754/0/260829280] L2[14/122061940/0/6255269424]\n  WAL 526118833 bytes, 1 compactions\ntpcc__orders__idx_o_w_id: 2 levels, 124534982 keys (223749 unflushed), 3691475465 bytes, read amp 7.00\n  avg key 29, avg value 1, btree height 3.7/4 over 2119096 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[6/2473044/0/82145451] L2[17/122061938/0/3609330014]\n  WAL 166555585 bytes, 1 compactions\ntpcc__order_line: 3 levels, 1291245013 keys (4487726 unflushed), 104504111357 bytes, read amp 3.00\n  avg key 17, avg value 66, btree height 4.0/4 over 38577748 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/8289885/0/675419428] L2[13/82845125/0/6752621720] L3[13/1200110003/0/97076070209]\n  WAL 8368097895 bytes, 5 compactions\ntpcc__stock: 3 levels, 416136479 keys (2232066 unflushed), 142328071487 bytes, read amp 2.00\n  avg key 9, avg value 324, btree height 3.8/4 over 36664202 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[22/16136478/0/5556184785] L3[22/400000001/0/136771886702]\n  WAL 16128458200 bytes, 8 compactions\ntpcc__warehouse: 2 levels, 4001 keys (4000 unflushed), 413444 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[1/4001/0/413444]\n  WAL 470038587 bytes, 11 compactions\n
