Type	Name	Status
TIDESDB		================== TidesDB Engine Status ==================\nData directory: /data/mysql-bench/tidesdb_data\nColumn families: 13\nGlobal sequence: 14814251\nMin snapshot sequence: 18446744073709551615\nActive transactions: 0\n\n=+=+= Memory =+=+=\nMemtable bytes: 3577229912\nTransaction memory bytes: 0\n\n=+=+= Storage =+=+=\nTotal SSTables: 238\nOpen SSTable handles: 237\nTotal data size: 344840162242 bytes\nImmutable memtables: 0\n\n=+=+= Background =+=+=\nFlush pending: 0\nCompaction pending: 0\nCurrently flushing: NO\nWAL generation: 148\nNext CF index: 931\n\n=+=+= Write Amplification =+=+=\nUser bytes written: 29885680783\nFlush bytes written: 26861857005 (99 sstables)\nCompaction bytes written: 255281849800 (45 sstables)\nCompaction bytes read: 265794108380\nVlog bytes written: 0\nTotal WA ratio: 9.44x\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: 7051739\nSize: 64387003749 bytes\nHits: 2024013463\nMisses: 100047059\nHit rate: 95.3%\nPartitions: 128\n\n=+=+= IO Device Writes =+=+=\nsstable: 79334635 writes, 282143702037 bytes, avg 7.1 us, max 33878 us\nwal: 4704749 writes, 31711487966 bytes, avg 13.8 us, max 20081 us\nvlog: 0 writes, 0 bytes, avg 0.0 us, max 0 us\n\n=+=+= Write Stalls By Reason =+=+=\nwal_append: 9889334 stalls, 3289974624 us total, 32420 us max\nrotate_lock: 11 stalls, 4 us total, 1 us max\nrotate_work: 11 stalls, 4853 us total, 4188 us max\nadmission: 0 stalls, 0 us total, 0 us max\nmanifest_commit: 56 stalls, 67841 us total, 59182 us max\n\n=+=+= Key Log Encoding =+=+=\nChains: 1, logical 381491999702 bytes, stored 344840162242 bytes, 1.11x\n\n=+=+= Value Log Encoding =+=+=\nChains: 0, logical 0 bytes, stored 0 bytes, 0.00x\n\n=+=+= Tombstones =+=+=\nTotal tombstones: 418810\nTombstone ratio: 0.02%\nWorst SSTable density: 50.44% at level 1\n\n=+=+= Column Families =+=+=\ntpcc__customer: 3 levels, 124022192 keys (342458 unflushed), 72871110399 bytes, read amp 2.00\n  avg key 13, avg value 565, btree height 3.6/4 over 17625011 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[21/6664940/0/3975088589] L3[21/117357252/0/68896021810]\n  WAL 2938948891 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), 4525679 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[1/40001/0/4525679]\n  WAL 1088191707 bytes, 11 compactions\ntpcc__history: 2 levels, 124580029 keys (346500 unflushed), 8244200760 bytes, read amp 5.00\n  avg key 9, avg value 53, btree height 3.7/4 over 3068971 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[4/1666096/0/109079289] L2[13/122913933/0/8135121471]\n  WAL 325177014 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, 36793433 keys (689115 unflushed), 1146630784 bytes, read amp 2.00\n  avg key 13, avg value 18, btree height 2.8/3 over 635050 nodes, tombstone ratio 1.14%\n  levels [sstables/keys/tombstones/bytes]: L1[1/830365/418810/19857215] L2[42/35963068/0/1126773569]\n  WAL 264254112 bytes, 2 compactions\ntpcc__orders: 2 levels, 127027834 keys (689115 unflushed), 6515736459 bytes, read amp 7.00\n  avg key 13, avg value 38, btree height 3.7/4 over 2797374 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[6/4967717/0/260497431] L2[14/122060117/0/6255239028]\n  WAL 539233451 bytes, 1 compactions\ntpcc__orders__idx_o_w_id: 2 levels, 124534632 keys (343585 unflushed), 3691466036 bytes, read amp 7.00\n  avg key 29, avg value 1, btree height 3.7/4 over 2119091 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[6/2474517/0/82198692] L2[17/122060115/0/3609267344]\n  WAL 170737595 bytes, 1 compactions\ntpcc__order_line: 3 levels, 1291224907 keys (6888859 unflushed), 104502617971 bytes, read amp 3.00\n  avg key 17, avg value 66, btree height 4.0/4 over 38577157 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/8301001/0/676394085] L2[13/82813903/0/6750153677] L3[13/1200110003/0/97076070209]\n  WAL 8576415325 bytes, 5 compactions\ntpcc__stock: 3 levels, 416148782 keys (3422007 unflushed), 142332374875 bytes, read amp 2.00\n  avg key 9, avg value 324, btree height 3.8/4 over 36665434 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[22/16148781/0/5560478787] L3[22/400000001/0/136771896088]\n  WAL 16533438233 bytes, 9 compactions\ntpcc__warehouse: 2 levels, 4001 keys (4000 unflushed), 413420 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[1/4001/0/413420]\n  WAL 482276212 bytes, 11 compactions\n
