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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2026-05-30 06:35:39 0xc10c INNODB MONITOR OUTPUT
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Per second averages calculated from the last 24 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 1585939 srv_active, 0 srv_shutdown, 2035441 srv_idle
srv_master_thread log flush and writes: 3621368
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 3049087
OS WAIT ARRAY INFO: signal count 1700669
RW-shared spins 907494, rounds 24837103, OS waits 815864
RW-excl spins 113825, rounds 930594, OS waits 17028
RW-sx spins 1219, rounds 19201, OS waits 494
Spin rounds per wait: 27.37 RW-shared, 8.18 RW-excl, 15.75 RW-sx
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TRANSACTIONS
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Trx id counter 7551834
Purge done for trx's n:o < 7551834 undo n:o < 0 state: running but idle
History list length 0
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 284015733133528, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 284015733129360, 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
4615598 OS file reads, 20534908 OS file writes, 11951796 OS fsyncs
0.46 reads/s, 16384 avg bytes/read, 0.50 writes/s, 0.37 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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Ibuf: size 1, free list len 37, seg size 39, 26960 merges
merged operations:
 insert 105432, delete mark 92480, delete 69146
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 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)
0.46 hash searches/s, 0.79 non-hash searches/s
---
LOG
---
Log sequence number 4547158428
Log flushed up to   4547158428
Pages flushed up to 4547158428
Last checkpoint at  4547158419
0 pending log flushes, 0 pending chkp writes
6425473 log i/o's done, 0.25 log i/o's/second
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BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 2453920
Buffer pool size   1003
Free buffers       740
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 83370, not young 7862138
0.00 youngs/s, 0.00 non-youngs/s
Pages read 4614478, created 168348, written 11931417
0.46 reads/s, 0.00 creates/s, 0.21 writes/s
Buffer pool hit rate 942 / 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[18]: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=13028, Main thread ID=12928, state: sleeping
Number of rows inserted 92038, updated 2971926, deleted 23126, read 1263998540
0.00 inserts/s, 0.04 updates/s, 0.00 deletes/s, 0.46 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 3389074
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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