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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2026-10-13 00:23:41 0x355c INNODB MONITOR OUTPUT
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Per second averages calculated from the last 21 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 8035 srv_active, 0 srv_shutdown, 16344 srv_idle
srv_master_thread log flush and writes: 24379
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 69977
OS WAIT ARRAY INFO: signal count 13326
RW-shared spins 2297, rounds 68011, OS waits 2167
RW-excl spins 53, rounds 1119, OS waits 34
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 29.61 RW-shared, 21.11 RW-excl, 0.00 RW-sx
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TRANSACTIONS
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Trx id counter 507208
Purge done for trx's n:o < 507208 undo n:o < 0 state: running but idle
History list length 5
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 283536150716704, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283536150712536, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283536150708368, 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
44244 OS file reads, 90341 OS file writes, 50837 OS fsyncs
0.14 reads/s, 16384 avg bytes/read, 1.14 writes/s, 1.00 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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Ibuf: size 1, free list len 35, seg size 37, 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)
1.33 hash searches/s, 2.48 non-hash searches/s
---
LOG
---
Log sequence number 128394500
Log flushed up to   128394500
Pages flushed up to 128394500
Last checkpoint at  128394491
0 pending log flushes, 0 pending chkp writes
26101 log i/o's done, 0.57 log i/o's/second
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BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 157752
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 560, not young 14748
0.00 youngs/s, 0.00 non-youngs/s
Pages read 44178, created 771, written 55224
0.14 reads/s, 0.00 creates/s, 0.43 writes/s
Buffer pool hit rate 978 / 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[16]: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=4332, Main thread ID=5520, state: sleeping
Number of rows inserted 1, updated 13397, deleted 0, read 7675221
0.00 inserts/s, 0.14 updates/s, 0.00 deletes/s, 1.14 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 27843
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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