控制台
存储引擎
InnoDB
Supports transactions, row-level locking, foreign keys and encryption for tables
===================================== 2026-06-11 14:28:10 0x5e28 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 5 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 788968 srv_active, 0 srv_shutdown, 149652 srv_idle srv_master_thread log flush and writes: 938620 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 39198346 OS WAIT ARRAY INFO: signal count 1709952 RW-shared spins 385941, rounds 11012196, OS waits 316215 RW-excl spins 15374, rounds 234598, OS waits 6336 RW-sx spins 524, rounds 10219, OS waits 262 Spin rounds per wait: 28.53 RW-shared, 15.26 RW-excl, 19.50 RW-sx ------------ TRANSACTIONS ------------ Trx id counter 25090874 Purge done for trx's n:o < 25090874 undo n:o < 0 state: running History list length 11 LIST OF TRANSACTIONS FOR EACH SESSION: ---TRANSACTION 283232543916176, not started 0 lock struct(s), heap size 1128, 0 row lock(s) ---TRANSACTION 283232543937016, not started 0 lock struct(s), heap size 1128, 0 row lock(s) ---TRANSACTION 283232543932848, not started 0 lock struct(s), heap size 1128, 0 row lock(s) ---TRANSACTION 283232543928680, not started 0 lock struct(s), heap size 1128, 0 row lock(s) ---TRANSACTION 283232543920344, not started 0 lock struct(s), heap size 1128, 0 row lock(s) ---TRANSACTION 283232543924512, not started 0 lock struct(s), heap size 1128, 0 row lock(s) -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 2555095 OS file reads, 9962090 OS file writes, 5607180 OS fsyncs 3.00 reads/s, 16384 avg bytes/read, 10.00 writes/s, 7.20 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 2583 merges merged operations: insert 5548, delete mark 58, delete 34 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 1 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 1 buffer(s) Hash table size 4441, node heap has 1 buffer(s) Hash table size 4441, node heap has 1 buffer(s) Hash table size 4441, node heap has 1 buffer(s) Hash table size 4441, node heap has 1 buffer(s) Hash table size 4441, node heap has 1 buffer(s) 43.19 hash searches/s, 72.59 non-hash searches/s --- LOG --- Log sequence number 20032898916 Log flushed up to 20032898916 Pages flushed up to 20032889476 Last checkpoint at 20032888450 0 pending log flushes, 0 pending chkp writes 2899916 log i/o's done, 4.40 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 125200 Buffer pool size 1003 Free buffers 738 Database pages 258 Old database pages 0 Modified db pages 18 Percent of dirty pages(LRU & free pages): 1.805 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 2555035, created 59467, written 5970092 3.00 reads/s, 0.00 creates/s, 4.40 writes/s Buffer pool hit rate 987 / 1000, young-making rate 0 / 1000 not 0 / 1000 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 258, unzip_LRU len: 0 I/O sum[703]:cur[6], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2856, Main thread ID=4964, state: sleeping Number of rows inserted 11123, updated 1534447, deleted 7588, read 84199935 0.00 inserts/s, 2.80 updates/s, 0.00 deletes/s, 66.39 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 2138 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================