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InnoDB

Supports transactions, row-level locking, foreign keys and encryption for tables

[ Aınymalylar | Býfer pýly | InnoDB mártebesi ]

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2025-11-08 05:26:40 0x7fcd444e6700 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 32 seconds
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BACKGROUND THREAD
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srv_master_thread loops: 11109 srv_active, 0 srv_shutdown, 8231 srv_idle
srv_master_thread log flush and writes: 19339
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 37642
OS WAIT ARRAY INFO: signal count 33561
RW-shared spins 0, rounds 12693, OS waits 6269
RW-excl spins 0, rounds 4977, OS waits 171
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 12693.00 RW-shared, 4977.00 RW-excl, 0.00 RW-sx
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TRANSACTIONS
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Trx id counter 93107
Purge done for trx's n:o < 93107 undo n:o < 0 state: running but idle
History list length 22
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 421994765230744, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421994765226488, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421994765222232, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421994765217976, 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
863 OS file reads, 173017 OS file writes, 84398 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 11.50 writes/s, 5.94 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 69257, node heap has 1 buffer(s)
Hash table size 69257, node heap has 9 buffer(s)
Hash table size 69257, node heap has 2 buffer(s)
Hash table size 69257, node heap has 25 buffer(s)
Hash table size 69257, node heap has 1 buffer(s)
Hash table size 69257, node heap has 3 buffer(s)
Hash table size 69257, node heap has 25 buffer(s)
Hash table size 69257, node heap has 0 buffer(s)
8.47 hash searches/s, 0.75 non-hash searches/s
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LOG
---
Log sequence number 45275592
Log flushed up to   45275471
Pages flushed up to 45266004
Last checkpoint at  45264718
0 pending log flushes, 0 pending chkp writes
50917 log i/o's done, 3.34 log i/o's/second
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BUFFER POOL AND MEMORY
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Total large memory allocated 285212672
Dictionary memory allocated 128256
Buffer pool size   16024
Free buffers       15108
Database pages     850
Old database pages 328
Modified db pages  16
Percent of dirty pages(LRU & free pages): 0.100
Max dirty pages percent: 75.000
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 704, created 146, written 109128
0.00 reads/s, 0.00 creates/s, 7.12 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: 850, unzip_LRU len: 0
I/O sum[0]:cur[1], 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=914, Main thread ID=140519023822592, state: sleeping
Number of rows inserted 1, updated 26625, deleted 0, read 1111038
0.00 inserts/s, 2.03 updates/s, 0.00 deletes/s, 4.44 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 7925
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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