Motores de almacenamiento

InnoDB

Supports transactions, row-level locking, foreign keys and encryption for tables

[ Variables | Reserva de búfers | Estado del InnoDB ]

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2026-10-09 01:41:09 0x426c INNODB MONITOR OUTPUT
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Per second averages calculated from the last 29 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 14926 srv_active, 0 srv_shutdown, 63492 srv_idle
srv_master_thread log flush and writes: 78418
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 10290
OS WAIT ARRAY INFO: signal count 10069
RW-shared spins 16359, rounds 318822, OS waits 5597
RW-excl spins 1208, rounds 7959, OS waits 134
RW-sx spins 2, rounds 45, OS waits 1
Spin rounds per wait: 19.49 RW-shared, 6.59 RW-excl, 22.50 RW-sx
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TRANSACTIONS
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Trx id counter 79352
Purge done for trx's n:o < 79352 undo n:o < 0 state: running but idle
History list length 0
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 281475176329432, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 281475176325264, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
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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
141989 OS file reads, 200865 OS file writes, 111390 OS fsyncs
0.66 reads/s, 16384 avg bytes/read, 5.24 writes/s, 3.55 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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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 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)
Hash table size 4441, node heap has 1 buffer(s)
2.03 hash searches/s, 6.14 non-hash searches/s
---
LOG
---
Log sequence number 83069030
Log flushed up to   83069030
Pages flushed up to 83069030
Last checkpoint at  83068987
0 pending log flushes, 0 pending chkp writes
56227 log i/o's done, 2.07 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 778744
Buffer pool size   1003
Free buffers       739
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 2152, not young 101655
0.00 youngs/s, 0.00 non-youngs/s
Pages read 141675, created 1610, written 123235
0.66 reads/s, 0.00 creates/s, 2.66 writes/s
Buffer pool hit rate 974 / 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[159]:cur[0], unzip sum[0]:cur[0]
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ROW OPERATIONS
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0 queries inside InnoDB, 0 queries in queue
0 read views open inside InnoDB
Process ID=8864, Main thread ID=16200, state: sleeping
Number of rows inserted 458, updated 29685, deleted 329, read 5433092
0.00 inserts/s, 0.45 updates/s, 0.00 deletes/s, 2.45 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 122170
0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s
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END OF INNODB MONITOR OUTPUT
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