Supports transactions, row-level locking, foreign keys and encryption for tables
[ Variables | Reserva de búfers | Estado del InnoDB ]
===================================== 2024-12-22 20:01:59 0x7fccbb7b4640 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 41 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 45 srv_active, 0 srv_shutdown, 1591254 srv_idle srv_master_thread log flush and writes: 1591042 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 66 OS WAIT ARRAY INFO: signal count 65 RW-shared spins 46, rounds 1380, OS waits 46 RW-excl spins 5, rounds 150, OS waits 5 RW-sx spins 1, rounds 30, OS waits 1 Spin rounds per wait: 30.00 RW-shared, 30.00 RW-excl, 30.00 RW-sx ------------ TRANSACTIONS ------------ Trx id counter 18211 Purge done for trx's n:o < 18169 undo n:o < 0 state: running but idle History list length 0 LIST OF TRANSACTIONS FOR EACH SESSION: ---TRANSACTION 421992222724360, not started 0 lock struct(s), heap size 1128, 0 row lock(s) ---TRANSACTION 421992222720144, not started 0 lock struct(s), heap size 1128, 0 row lock(s) -------- FILE I/O -------- I/O thread 0 state: waiting for i/o request (insert buffer thread) I/O thread 1 state: waiting for i/o request (log thread) I/O thread 2 state: waiting for i/o request (read thread) I/O thread 3 state: waiting for i/o request (read thread) I/O thread 4 state: waiting for i/o request (read thread) I/O thread 5 state: waiting for i/o request (read thread) I/O thread 6 state: waiting for i/o request (write thread) I/O thread 7 state: waiting for i/o request (write thread) I/O thread 8 state: waiting for i/o request (write thread) I/O thread 9 state: waiting for i/o request (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: 0 971 OS file reads, 1292 OS file writes, 450 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 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 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 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 1 buffer(s) 0.12 hash searches/s, 0.07 non-hash searches/s --- LOG --- Log sequence number 42920520 Log flushed up to 42920520 Pages flushed up to 42920520 Last checkpoint at 42920511 0 pending log flushes, 0 pending chkp writes 350 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 87840 Buffer pool size 1003 Free buffers 743 Database pages 256 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 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 929, created 136, written 909 0.00 reads/s, 0.00 creates/s, 0.00 writes/s Buffer pool hit rate 1000 / 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: 256, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=60903, Main thread ID=140516054246976, state: sleeping Number of rows inserted 205, updated 10, deleted 0, read 439117 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.12 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 302 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================