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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2025-07-27 09:07:39 0x302c INNODB MONITOR OUTPUT
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Per second averages calculated from the last 62 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 94523 srv_active, 0 srv_shutdown, 242574 srv_idle
srv_master_thread log flush and writes: 337097
----------
SEMAPHORES
----------
OS WAIT ARRAY INFO: reservation count 4925188
OS WAIT ARRAY INFO: signal count 899380
RW-shared spins 109690, rounds 3277842, OS waits 102011
RW-excl spins 238, rounds 6037, OS waits 183
RW-sx spins 32, rounds 949, OS waits 7
Spin rounds per wait: 29.88 RW-shared, 25.37 RW-excl, 29.66 RW-sx
------------
TRANSACTIONS
------------
Trx id counter 5058402
Purge done for trx's n:o < 5058401 undo n:o < 0 state: running but idle
History list length 0
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 283109682426360, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283109682422192, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283109682418024, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283109682413856, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283109682409688, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283109682405520, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
--------
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
91660 OS file reads, 1091437 OS file writes, 761940 OS fsyncs
0.11 reads/s, 16384 avg bytes/read, 2.66 writes/s, 1.92 fsyncs/s
-------------------------------------
INSERT BUFFER AND ADAPTIVE HASH INDEX
-------------------------------------
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 4441, node heap has 1 buffer(s)
Hash table size 4441, node heap has 0 buffer(s)
Hash table size 4441, node heap has 0 buffer(s)
Hash table size 4441, node heap has 0 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)
9.06 hash searches/s, 24.61 non-hash searches/s
---
LOG
---
Log sequence number 3009839260
Log flushed up to   3009839128
Pages flushed up to 3009839128
Last checkpoint at  3009839069
0 pending log flushes, 0 pending chkp writes
436188 log i/o's done, 1.08 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 100160
Buffer pool size   1003
Free buffers       743
Database pages     256
Old database pages 0
Modified db pages  6
Percent of dirty pages(LRU & free pages): 0.600
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 745, not young 28690
0.00 youngs/s, 0.00 non-youngs/s
Pages read 91617, created 3918, written 538609
0.11 reads/s, 0.02 creates/s, 1.29 writes/s
Buffer pool hit rate 998 / 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[74]:cur[0], unzip sum[0]:cur[0]
--------------
ROW OPERATIONS
--------------
0 queries inside InnoDB, 0 queries in queue
0 read views open inside InnoDB
Process ID=4048, Main thread ID=4504, state: sleeping
Number of rows inserted 11070, updated 97195, deleted 0, read 4264742
0.00 inserts/s, 0.29 updates/s, 0.00 deletes/s, 8.97 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 6234
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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