Depolama motorları
InnoDB
Supports transactions, row-level locking, and foreign keys
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Değişkenler
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Arabellek Havuzu
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InnoDB Durumu
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2026-04-02 10:49:32 0x7f36f1ec5700 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 42 seconds
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BACKGROUND THREAD
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srv_master_thread loops: 20 srv_active, 0 srv_shutdown, 204 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 56
OS WAIT ARRAY INFO: signal count 56
RW-shared spins 4, rounds 5, OS waits 1
RW-excl spins 3, rounds 4, OS waits 0
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 1.25 RW-shared, 1.33 RW-excl, 0.00 RW-sx
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TRANSACTIONS
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Trx id counter 9964
Purge done for trx's n:o < 9963 undo n:o < 0 state: running but idle
History list length 18
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 421350293637736, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421350293636864, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
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FILE I/O
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I/O thread 0 state: waiting for completed aio requests (insert buffer thread)
I/O thread 1 state: waiting for completed aio requests (log 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 (read 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)
I/O thread 9 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:, log i/o's:, sync i/o's:
Pending flushes (fsync) log: 0; buffer pool: 0
1475 OS file reads, 972 OS file writes, 326 OS fsyncs
0.69 reads/s, 12676 avg bytes/read, 2.05 writes/s, 1.26 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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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 0 buffer(s)
Hash table size 34679, node heap has 2 buffer(s)
Hash table size 34679, node heap has 8 buffer(s)
Hash table size 34679, node heap has 1 buffer(s)
Hash table size 34679, node heap has 25 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 30 buffer(s)
2942.91 hash searches/s, 1709.82 non-hash searches/s
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LOG
---
Log sequence number 51019534
Log buffer assigned up to 51019534
Log buffer completed up to 51019534
Log written up to 51019534
Log flushed up to 51019534
Added dirty pages up to 51019534
Pages flushed up to 51019534
Last checkpoint at 51019534
259 log i/o's done, 0.85 log i/o's/second
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BUFFER POOL AND MEMORY
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Total large memory allocated 137363456
Dictionary memory allocated 682484
Buffer pool size 8192
Free buffers 6639
Database pages 1483
Old database pages 567
Modified db pages 0
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 0, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 1332, created 151, written 627
0.00 reads/s, 0.00 creates/s, 0.00 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: 1483, unzip_LRU len: 0
I/O sum[0]: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=367, Main thread ID=139874809095936 , state=sleeping
Number of rows inserted 36, updated 417, deleted 0, read 953518
0.07 inserts/s, 0.26 updates/s, 0.00 deletes/s, 4555.84 reads/s
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END OF INNODB MONITOR OUTPUT
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