Supports transactions, row-level locking, foreign keys and encryption for tables
[ Variabel | Penampungan Penyangga | Status InnoDB ]
===================================== 2024-09-20 04:59:50 0x7f81b81e1700 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 55 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 3358 srv_active, 0 srv_shutdown, 14432 srv_idle srv_master_thread log flush and writes: 17787 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 14320 OS WAIT ARRAY INFO: signal count 10795 RW-shared spins 0, rounds 11192, OS waits 5596 RW-excl spins 0, rounds 451, OS waits 16 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 11192.00 RW-shared, 451.00 RW-excl, 0.00 RW-sx ------------ TRANSACTIONS ------------ Trx id counter 44638 Purge done for trx's n:o < 44638 undo n:o < 0 state: running but idle History list length 0 LIST OF TRANSACTIONS FOR EACH SESSION: ---TRANSACTION 421669867155960, not started 0 lock struct(s), heap size 1136, 0 row lock(s) ---TRANSACTION 421669867151704, not started 0 lock struct(s), heap size 1136, 0 row lock(s) ---TRANSACTION 421669867147448, not started 0 lock struct(s), heap size 1136, 0 row lock(s) -------- FILE I/O -------- I/O thread 0 state: waiting for completed aio requests (insert buffer thread) I/O thread 1 state: waiting for completed aio requests (log thread) I/O thread 2 state: waiting for completed aio requests (read thread) I/O thread 3 state: waiting for completed aio requests (read thread) I/O thread 4 state: waiting for completed aio requests (read thread) I/O thread 5 state: waiting for completed aio requests (read thread) I/O thread 6 state: waiting for completed aio requests (write thread) I/O thread 7 state: waiting for completed aio requests (write thread) I/O thread 8 state: waiting for completed aio requests (write thread) I/O thread 9 state: waiting for completed aio requests (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: 0 863 OS file reads, 38980 OS file writes, 27903 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 2.22 writes/s, 1.20 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 69257, node heap has 1 buffer(s) Hash table size 69257, node heap has 10 buffer(s) Hash table size 69257, node heap has 2 buffer(s) Hash table size 69257, node heap has 25 buffer(s) Hash table size 69257, node heap has 1 buffer(s) Hash table size 69257, node heap has 3 buffer(s) Hash table size 69257, node heap has 26 buffer(s) Hash table size 69257, node heap has 0 buffer(s) 0.38 hash searches/s, 0.49 non-hash searches/s --- LOG --- Log sequence number 13536309 Log flushed up to 13536309 Pages flushed up to 13536309 Last checkpoint at 13536300 0 pending log flushes, 0 pending chkp writes 18160 log i/o's done, 0.76 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 285212672 Dictionary memory allocated 130928 Buffer pool size 16024 Free buffers 15115 Database pages 841 Old database pages 329 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 704, created 137, written 17573 0.00 reads/s, 0.00 creates/s, 1.31 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: 841, 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=906, Main thread ID=140194393036544, state: sleeping Number of rows inserted 1, updated 3599, deleted 0, read 873413 0.00 inserts/s, 0.15 updates/s, 0.00 deletes/s, 0.31 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 596 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================