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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2026-09-10 08:38:40 0x22c4 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 33 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 99697 srv_active, 0 srv_shutdown, 1773081 srv_idle
srv_master_thread log flush and writes: 1872778
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 305934
OS WAIT ARRAY INFO: signal count 189024
RW-shared spins 112006, rounds 3336752, OS waits 111163
RW-excl spins 5794, rounds 26434, OS waits 128
RW-sx spins 9, rounds 144, OS waits 4
Spin rounds per wait: 29.79 RW-shared, 4.56 RW-excl, 16.00 RW-sx
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TRANSACTIONS
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Trx id counter 336109
Purge done for trx's n:o < 336109 undo n:o < 0 state: running but idle
History list length 4
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 283583718486160, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283583718494496, 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
245776 OS file reads, 1169691 OS file writes, 790072 OS fsyncs
2.18 reads/s, 16384 avg bytes/read, 4.79 writes/s, 2.21 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)
5.00 hash searches/s, 12.94 non-hash searches/s
---
LOG
---
Log sequence number 190044601
Log flushed up to   190044581
Pages flushed up to 190042569
Last checkpoint at  190042560
0 pending log flushes, 0 pending chkp writes
453037 log i/o's done, 1.48 log i/o's/second
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BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 210336
Buffer pool size   1003
Free buffers       728
Database pages     267
Old database pages 0
Modified db pages  5
Percent of dirty pages(LRU & free pages): 0.502
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 245689, created 5283, written 597127
2.18 reads/s, 0.09 creates/s, 3.00 writes/s
Buffer pool hit rate 956 / 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: 267, unzip_LRU len: 0
I/O sum[311]:cur[1], 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=7780, Main thread ID=1008, state: sleeping
Number of rows inserted 906, updated 126508, deleted 499, read 6750109
0.00 inserts/s, 1.03 updates/s, 0.00 deletes/s, 5.21 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 258849
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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