Type	Name	Status
TIDESDB		================== TidesDB Engine Status ==================\nData directory: /data/mysql-bench/tidesdb_data\nColumn families: 13\nGlobal sequence: 15095267\nMin snapshot sequence: 18446744073709551615\nActive transactions: 0\n\n=+=+= Memory =+=+=\nMemtable bytes: 633070752\nTransaction memory bytes: 0\n\n=+=+= Storage =+=+=\nTotal SSTables: 242\nOpen SSTable handles: 241\nTotal data size: 347228089335 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: 30681157725\nFlush bytes written: 29310948747 (108 sstables)\nCompaction bytes written: 273135997269 (50 sstables)\nCompaction bytes read: 283709420498\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: 7053387\nSize: 64420941358 bytes\nHits: 2010931042\nMisses: 103212296\nHit rate: 95.1%\nPartitions: 128\n\n=+=+= IO Device Writes =+=+=\nsstable: 85483857 writes, 302446940704 bytes, avg 5.4 us, max 16242 us\nwal: 6983455 writes, 32555383530 bytes, avg 10.3 us, max 8992 us\nvlog: 0 writes, 0 bytes, avg 0.0 us, max 0 us\n\n=+=+= Write Stalls By Reason =+=+=\nwal_append: 10238019 stalls, 275106337 us total, 28583 us max\nrotate_lock: 12 stalls, 4 us total, 1 us max\nrotate_work: 12 stalls, 811 us total, 528 us max\nadmission: 0 stalls, 0 us total, 0 us max\nmanifest_commit: 62 stalls, 36657 us total, 28743 us max\n\n=+=+= Key Log Encoding =+=+=\nChains: 1, logical 384071539120 bytes, stored 347228089335 bytes, 1.11x\n\n=+=+= Value Log Encoding =+=+=\nChains: 0, logical 0 bytes, stored 0 bytes, 0.00x\n\n=+=+= Tombstones =+=+=\nTotal tombstones: 831430\nTombstone ratio: 0.03%\nWorst SSTable density: 50.33% at level 1\n\n=+=+= Column Families =+=+=\ntpcc__customer: 3 levels, 124443541 keys (60791 unflushed), 73125161891 bytes, read amp 3.00\n  avg key 13, avg value 565, btree height 3.6/4 over 17685399 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/411395/0/248026424] L2[21/6674894/0/3981113657] L3[21/117357252/0/68896021810]\n  WAL 3021451907 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 (38081 unflushed), 4525632 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[1/40001/0/4525632]\n  WAL 1117962749 bytes, 12 compactions\ntpcc__history: 2 levels, 125003867 keys (60900 unflushed), 8271929476 bytes, read amp 6.00\n  avg key 9, avg value 53, btree height 3.7/4 over 3079349 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[5/2083195/0/136373117] L2[13/122920672/0/8135556359]\n  WAL 334294108 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, 37622341 keys (122130 unflushed), 1166555808 bytes, read amp 3.00\n  avg key 13, avg value 18, btree height 2.8/3 over 647555 nodes, tombstone ratio 2.21%\n  levels [sstables/keys/tombstones/bytes]: L1[2/1656991/831430/39704504] L2[42/35965350/0/1126851304]\n  WAL 271221300 bytes, 2 compactions\ntpcc__orders: 2 levels, 127857782 keys (122130 unflushed), 6559227052 bytes, read amp 8.00\n  avg key 13, avg value 38, btree height 3.7/4 over 2815486 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[7/5796042/0/303928539] L2[14/122061740/0/6255298513]\n  WAL 553346510 bytes, 1 compactions\ntpcc__orders__idx_o_w_id: 2 levels, 124948330 keys (60210 unflushed), 3705212575 bytes, read amp 8.00\n  avg key 29, avg value 1, btree height 3.7/4 over 2126132 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[7/2886592/0/95889603] L2[17/122061738/0/3609322972]\n  WAL 175298900 bytes, 1 compactions\ntpcc__order_line: 3 levels, 1299448544 keys (1222623 unflushed), 105172930643 bytes, read amp 2.00\n  avg key 17, avg value 66, btree height 4.0/4 over 38820048 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[13/99338541/0/8096860434] L3[13/1200110003/0/97076070209]\n  WAL 8800112670 bytes, 6 compactions\ntpcc__stock: 3 levels, 420092174 keys (601752 unflushed), 143691046951 bytes, read amp 2.00\n  avg key 9, avg value 324, btree height 3.8/4 over 37012763 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[22/20092173/0/6919134348] L3[22/400000001/0/136771912603]\n  WAL 16971947024 bytes, 11 compactions\ntpcc__warehouse: 2 levels, 4001 keys (4000 unflushed), 413448 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[1/4001/0/413448]\n  WAL 495837471 bytes, 12 compactions\n
