Type	Name	Status
TIDESDB		================== TidesDB Engine Status ==================\nData directory: /data/mysql-bench/tidesdb_data\nColumn families: 13\nGlobal sequence: 7270998\nMin snapshot sequence: 18446744073709551615\nActive transactions: 0\n\n=+=+= Memory =+=+=\nMemtable bytes: 710344728\nTransaction memory bytes: 0\n\n=+=+= Storage =+=+=\nTotal SSTables: 297\nOpen SSTable handles: 296\nTotal data size: 335607249008 bytes\nImmutable memtables: 0\n\n=+=+= Background =+=+=\nFlush pending: 0\nCompaction pending: 0\nCurrently flushing: NO\nWAL generation: 140\nNext CF index: 918\n\n=+=+= Write Amplification =+=+=\nUser bytes written: 7992557418\nFlush bytes written: 7326721542 (27 sstables)\nCompaction bytes written: 25512382728 (11 sstables)\nCompaction bytes read: 25722419079\nVlog bytes written: 0\nTotal WA ratio: 4.11x\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: 7072639\nSize: 64417440649 bytes\nHits: 471454291\nMisses: 27528102\nHit rate: 94.5%\nPartitions: 128\n\n=+=+= IO Device Writes =+=+=\nsstable: 8816352 writes, 32839103206 bytes, avg 4.1 us, max 3015 us\nwal: 2741152 writes, 8480917353 bytes, avg 3.6 us, max 2018 us\nvlog: 0 writes, 0 bytes, avg 0.0 us, max 0 us\n\n=+=+= Write Stalls By Reason =+=+=\nwal_append: 2745435 stalls, 7469994 us total, 1051 us max\nrotate_lock: 3 stalls, 2 us total, 1 us max\nrotate_work: 3 stalls, 16 us total, 6 us max\nadmission: 0 stalls, 0 us total, 0 us max\nmanifest_commit: 14 stalls, 539 us total, 113 us max\n\n=+=+= Key Log Encoding =+=+=\nChains: 1, logical 371078331311 bytes, stored 335607249008 bytes, 1.11x\n\n=+=+= Value Log Encoding =+=+=\nChains: 0, logical 0 bytes, stored 0 bytes, 0.00x\n\n=+=+= Tombstones =+=+=\nTotal tombstones: 1249140\nTombstone ratio: 0.05%\nWorst SSTable density: 50.34% at level 1\n\n=+=+= Column Families =+=+=\ntpcc__customer: 3 levels, 121207481 keys (68571 unflushed), 71174318743 bytes, read amp 3.00\n  avg key 13, avg value 565, btree height 3.5/4 over 17221565 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/410218/0/246946029] L2[21/3440011/0/2031350904] L3[21/117357252/0/68896021810]\n  WAL 785209991 bytes, 1 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 (38701 unflushed), 4525629 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[1/40001/0/4525629]\n  WAL 291027207 bytes, 3 compactions\ntpcc__history: 2 levels, 121248743 keys (68697 unflushed), 8026109291 bytes, read amp 5.00\n  avg key 9, avg value 53, btree height 3.8/4 over 2987401 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[4/1395742/0/91485942] L2[13/119853001/0/7934623349]\n  WAL 86958384 bytes, 0 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, 38485972 keys (136661 unflushed), 1176991399 bytes, read amp 7.00\n  avg key 13, avg value 17, btree height 2.8/3 over 660639 nodes, tombstone ratio 3.25%\n  levels [sstables/keys/tombstones/bytes]: L1[6/3615571/1249140/94573475] L2[42/34870401/0/1082417924]\n  WAL 70695612 bytes, 0 compactions\ntpcc__orders: 2 levels, 122485973 keys (136661 unflushed), 6266873542 bytes, read amp 7.00\n  avg key 13, avg value 38, btree height 3.4/4 over 2697278 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[6/6226471/0/321456315] L2[46/116259502/0/5945417227]\n  WAL 144270416 bytes, 0 compactions\ntpcc__orders__idx_o_w_id: 2 levels, 121236831 keys (68071 unflushed), 3585368976 bytes, read amp 7.00\n  avg key 29, avg value 1, btree height 3.5/4 over 2063031 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[6/4977331/0/151475736] L2[38/116259500/0/3433893240]\n  WAL 45671570 bytes, 0 compactions\ntpcc__order_line: 3 levels, 1224960894 keys (1363664 unflushed), 99102237059 bytes, read amp 3.00\n  avg key 17, avg value 66, btree height 3.5/4 over 36618597 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/8281521/0/674681120] L2[13/16569370/0/1351485730] L3[13/1200110003/0/97076070209]\n  WAL 2294070860 bytes, 1 compactions\ntpcc__stock: 3 levels, 411763617 keys (678673 unflushed), 140739325066 bytes, read amp 2.00\n  avg key 9, avg value 324, btree height 3.8/4 over 36278988 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[22/25408616/0/8713682618] L3[22/386355001/0/132025642448]\n  WAL 4421987557 bytes, 3 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 128967063 bytes, 3 compactions\n
