Type	Name	Status
TIDESDB		================== TidesDB Engine Status ==================\nData directory: /data/mysql-bench/tidesdb_data\nColumn families: 13\nGlobal sequence: 13160359\nMin snapshot sequence: 18446744073709551615\nActive transactions: 0\n\n=+=+= Memory =+=+=\nMemtable bytes: 3977828688\nTransaction memory bytes: 0\n\n=+=+= Storage =+=+=\nTotal SSTables: 237\nOpen SSTable handles: 236\nTotal data size: 340280233638 bytes\nImmutable memtables: 0\n\n=+=+= Background =+=+=\nFlush pending: 0\nCompaction pending: 0\nCurrently flushing: NO\nWAL generation: 146\nNext CF index: 923\n\n=+=+= Write Amplification =+=+=\nUser bytes written: 25072534530\nFlush bytes written: 21982975086 (81 sstables)\nCompaction bytes written: 237922240082 (38 sstables)\nCompaction bytes read: 248115545347\nVlog bytes written: 0\nTotal WA ratio: 10.37x\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: 7068215\nSize: 64422408872 bytes\nHits: 1603728989\nMisses: 84374235\nHit rate: 95.0%\nPartitions: 128\n\n=+=+= IO Device Writes =+=+=\nsstable: 72471327 writes, 259905211184 bytes, avg 4.4 us, max 18425 us\nwal: 8058052 writes, 26604083816 bytes, avg 7.3 us, max 6303 us\nvlog: 0 writes, 0 bytes, avg 0.0 us, max 0 us\n\n=+=+= Write Stalls By Reason =+=+=\nwal_append: 8533517 stalls, 33181191 us total, 19312 us max\nrotate_lock: 9 stalls, 2 us total, 1 us max\nrotate_work: 9 stalls, 93 us total, 14 us max\nadmission: 0 stalls, 0 us total, 0 us max\nmanifest_commit: 47 stalls, 3780 us total, 806 us max\n\n=+=+= Key Log Encoding =+=+=\nChains: 1, logical 376623333072 bytes, stored 340280233638 bytes, 1.11x\n\n=+=+= Value Log Encoding =+=+=\nChains: 0, logical 0 bytes, stored 0 bytes, 0.00x\n\n=+=+= Tombstones =+=+=\nTotal tombstones: 2080800\nTombstone ratio: 0.09%\nWorst SSTable density: 50.54% at level 1\n\n=+=+= Column Families =+=+=\ntpcc__customer: 3 levels, 123421823 keys (383563 unflushed), 72509123689 bytes, read amp 3.00\n  avg key 13, avg value 565, btree height 3.6/4 over 17538919 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/414084/0/249547933] L2[21/5650487/0/3363553946] L3[21/117357252/0/68896021810]\n  WAL 2468453330 bytes, 3 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), 4525634 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[1/40001/0/4525634]\n  WAL 913499879 bytes, 9 compactions\ntpcc__history: 2 levels, 123750542 keys (387700 unflushed), 8189882905 bytes, read amp 3.00\n  avg key 9, avg value 53, btree height 3.8/4 over 3048656 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[2/835567/0/54699424] L2[13/122914975/0/8135183481]\n  WAL 273141028 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, 40129260 keys (765076 unflushed), 1220079445 bytes, read amp 6.00\n  avg key 13, avg value 17, btree height 2.9/3 over 685356 nodes, tombstone ratio 5.19%\n  levels [sstables/keys/tombstones/bytes]: L1[5/4141683/2080800/99227837] L2[42/35987577/0/1120851608]\n  WAL 221604120 bytes, 1 compactions\ntpcc__orders: 2 levels, 125374321 keys (765076 unflushed), 6429024348 bytes, read amp 5.00\n  avg key 13, avg value 38, btree height 3.8/4 over 2761276 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[4/3312637/0/173723338] L2[14/122061684/0/6255301010]\n  WAL 452096255 bytes, 1 compactions\ntpcc__orders__idx_o_w_id: 2 levels, 123710649 keys (381976 unflushed), 3664101613 bytes, read amp 5.00\n  avg key 29, avg value 1, btree height 3.8/4 over 2105066 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[4/1648967/0/54777393] L2[17/122061682/0/3609324220]\n  WAL 143241875 bytes, 1 compactions\ntpcc__order_line: 3 levels, 1274630237 keys (7650487 unflushed), 103150164386 bytes, read amp 3.00\n  avg key 17, avg value 66, btree height 4.0/4 over 38086645 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[1/8262619/0/673103411] L2[13/66257615/0/5400990766] L3[13/1200110003/0/97076070209]\n  WAL 7190720725 bytes, 4 compactions\ntpcc__stock: 3 levels, 408165782 keys (3803239 unflushed), 139581832264 bytes, read amp 2.00\n  avg key 9, avg value 324, btree height 3.5/4 over 35962093 nodes, tombstone ratio 0.00%\n  levels [sstables/keys/tombstones/bytes]: L1[0/0/0/0] L2[22/8165781/0/2809919633] L3[22/400000001/0/136771912631]\n  WAL 13871116805 bytes, 9 compactions\ntpcc__warehouse: 2 levels, 4001 keys (4000 unflushed), 413495 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[1/4001/0/413495]\n  WAL 405103577 bytes, 9 compactions\n
