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 05:01:07 0x17184 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 64 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 1582564 srv_active, 0 srv_shutdown, 2033256 srv_idle
srv_master_thread log flush and writes: 3615808
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 3033635
OS WAIT ARRAY INFO: signal count 1694963
RW-shared spins 905394, rounds 24775814, OS waits 813837
RW-excl spins 113754, rounds 929078, OS waits 16983
RW-sx spins 1218, rounds 19171, OS waits 493
Spin rounds per wait: 27.36 RW-shared, 8.17 RW-excl, 15.74 RW-sx
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TRANSACTIONS
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Trx id counter 7535916
Purge done for trx's n:o < 7535916 undo n:o < 0 state: running but idle
History list length 4
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)
---TRANSACTION 284015733141864, 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
4602298 OS file reads, 20487037 OS file writes, 11924634 OS fsyncs
6.02 reads/s, 16384 avg bytes/read, 19.98 writes/s, 9.05 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 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)
30.77 hash searches/s, 80.28 non-hash searches/s
---
LOG
---
Log sequence number 4537556388
Log flushed up to   4537556368
Pages flushed up to 4537549706
Last checkpoint at  4537507344
0 pending log flushes, 0 pending chkp writes
6410452 log i/o's done, 5.81 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       733
Database pages     262
Old database pages 0
Modified db pages  32
Percent of dirty pages(LRU & free pages): 3.213
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 83222, not young 7860376
0.00 youngs/s, 0.00 non-youngs/s
Pages read 4601178, created 167921, written 11903411
13.86 reads/s, 0.57 creates/s, 28.85 writes/s
Buffer pool hit rate 971 / 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: 262, unzip_LRU len: 0
I/O sum[1050]:cur[46], 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 2964277, deleted 23126, read 1262210092
0.00 inserts/s, 4.37 updates/s, 0.00 deletes/s, 311.50 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 3388081
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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