Motoare de stocare

InnoDB

Supports transactions, row-level locking, and foreign keys

[ Variabile | Buffer Pool | Stare InnoDB ]

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2026-05-24 01:47:24 140326787303104 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 26 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 965 srv_active, 0 srv_shutdown, 113642 srv_idle
srv_master_thread log flush and writes: 0
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 6803
OS WAIT ARRAY INFO: signal count 6163
RW-shared spins 0, rounds 0, OS waits 0
RW-excl spins 0, rounds 0, OS waits 0
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 0.00 RW-shared, 0.00 RW-excl, 0.00 RW-sx
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TRANSACTIONS
------------
Trx id counter 8497
Purge done for trx's n:o < 8497 undo n:o < 0 state: running but idle
History list length 7
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 421802686771200, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421802686770392, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421802686769584, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421802686768776, 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: waiting for completed aio requests (insert buffer thread)
I/O thread 1 state: waiting for completed aio requests (read 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 (write 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)
Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] ,
 ibuf aio reads:
Pending flushes (fsync) log: 0; buffer pool: 0
1315 OS file reads, 21884 OS file writes, 15387 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 1.94 writes/s, 1.42 fsyncs/s
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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 34679, node heap has 8 buffer(s)
Hash table size 34679, node heap has 2 buffer(s)
Hash table size 34679, node heap has 3 buffer(s)
Hash table size 34679, node heap has 2 buffer(s)
Hash table size 34679, node heap has 2 buffer(s)
Hash table size 34679, node heap has 2 buffer(s)
Hash table size 34679, node heap has 1 buffer(s)
Hash table size 34679, node heap has 2 buffer(s)
1005.46 hash searches/s, 655.36 non-hash searches/s
---
LOG
---
Log capacity                 104857600
Log capacity used            104857600
Log sequence number          24001404
Log buffer assigned up to    24001404
Log buffer completed up to   24001404
Log written up to            24001404
Log flushed up to            24001404
Added dirty pages up to      24001404
Pages flushed up to          23999977
Last checkpoint at           23999977
Log minimum file id is       6
Log maximum file id is       7
9333 log i/o's done, 1.11 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 0
Dictionary memory allocated 882392
Buffer pool size   8192
Free buffers       6636
Database pages     1534
Old database pages 546
Modified db pages  4
Pending reads      0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 3455, not young 5813
0.41 youngs/s, 0.00 non-youngs/s
Pages read 1180, created 985, written 9350
0.00 reads/s, 0.00 creates/s, 0.60 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: 1534, unzip_LRU len: 0
I/O sum[183]: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=89449, Main thread ID=140327218296512 , state=sleeping
Number of rows inserted 58599, updated 1964, deleted 11, read 54327
0.00 inserts/s, 0.27 updates/s, 0.00 deletes/s, 1.85 reads/s
Number of system rows inserted 244, updated 448, deleted 8, read 1513880
0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 1069.88 reads/s
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END OF INNODB MONITOR OUTPUT
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