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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2026-02-16 23:07:31 0x7fa1f4093700 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 49 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 7018 srv_active, 0 srv_shutdown, 16581 srv_idle
srv_master_thread log flush and writes: 23593
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 22915
OS WAIT ARRAY INFO: signal count 16312
RW-shared spins 0, rounds 13519, OS waits 6751
RW-excl spins 0, rounds 1900, OS waits 66
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 13519.00 RW-shared, 1900.00 RW-excl, 0.00 RW-sx
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TRANSACTIONS
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Trx id counter 59655
Purge done for trx's n:o < 59655 undo n:o < 0 state: running
History list length 2
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 421808328458744, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421808328454488, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421808328450232, 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
853 OS file reads, 86844 OS file writes, 49506 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 2.12 writes/s, 1.63 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 69257, node heap has 0 buffer(s)
Hash table size 69257, node heap has 9 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 25 buffer(s)
Hash table size 69257, node heap has 0 buffer(s)
1.45 hash searches/s, 0.53 non-hash searches/s
---
LOG
---
Log sequence number 23725044
Log flushed up to   23724923
Pages flushed up to 23718287
Last checkpoint at  23718278
0 pending log flushes, 0 pending chkp writes
31678 log i/o's done, 1.12 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     844
Old database pages 328
Modified db pages  53
Percent of dirty pages(LRU & free pages): 0.332
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 694, created 150, written 49301
0.00 reads/s, 0.00 creates/s, 0.84 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: 844, unzip_LRU len: 0
I/O sum[0]: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=902, Main thread ID=140332779939584, state: sleeping
Number of rows inserted 4, updated 10998, deleted 0, read 1083484
0.00 inserts/s, 0.41 updates/s, 0.00 deletes/s, 0.90 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 874
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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