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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2026-11-02 15:12:52 0x2fa0 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 19 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 10947 srv_active, 0 srv_shutdown, 37248 srv_idle
srv_master_thread log flush and writes: 48195
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 14227
OS WAIT ARRAY INFO: signal count 11534
RW-shared spins 3882, rounds 106411, OS waits 3343
RW-excl spins 1342, rounds 6364, OS waits 50
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 27.41 RW-shared, 4.74 RW-excl, 0.00 RW-sx
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TRANSACTIONS
------------
Trx id counter 946097
Purge done for trx's n:o < 946097 undo n:o < 0 state: running but idle
History list length 3
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 283555281150168, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283555281146000, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283555281158504, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283555281154336, 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
108572 OS file reads, 137191 OS file writes, 74787 OS fsyncs
4.63 reads/s, 16384 avg bytes/read, 9.16 writes/s, 6.42 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
-------------------------------------
Ibuf: size 1, free list len 29, seg size 31, 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 0 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)
16.16 hash searches/s, 43.79 non-hash searches/s
---
LOG
---
Log sequence number 1166921588
Log flushed up to   1166921568
Pages flushed up to 1166887061
Last checkpoint at  1166883673
0 pending log flushes, 0 pending chkp writes
39622 log i/o's done, 3.84 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 2206024
Buffer pool size   1003
Free buffers       739
Database pages     257
Old database pages 0
Modified db pages  65
Percent of dirty pages(LRU & free pages): 6.520
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 1749, not young 805502
0.00 youngs/s, 0.00 non-youngs/s
Pages read 107630, created 1366, written 84036
4.63 reads/s, 0.00 creates/s, 4.26 writes/s
Buffer pool hit rate 973 / 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: 257, unzip_LRU len: 0
I/O sum[595]:cur[1], unzip sum[0]:cur[0]
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ROW OPERATIONS
--------------
0 queries inside InnoDB, 0 queries in queue
0 read views open inside InnoDB
Process ID=5440, Main thread ID=7948, state: sleeping
Number of rows inserted 99, updated 21895, deleted 83, read 3261128
0.00 inserts/s, 2.68 updates/s, 0.00 deletes/s, 116.36 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 200065
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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