Depolama motorları

InnoDB

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

[ Değişkenler | Arabellek Havuzu | InnoDB Durumu ]

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2026-09-12 06:19:52 0x57e0 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 24 seconds
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BACKGROUND THREAD
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srv_master_thread loops: 3310 srv_active, 0 srv_shutdown, 234605 srv_idle
srv_master_thread log flush and writes: 237915
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 1795
OS WAIT ARRAY INFO: signal count 1389
RW-shared spins 988, rounds 25761, OS waits 795
RW-excl spins 654, rounds 3319, OS waits 87
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 26.07 RW-shared, 5.07 RW-excl, 0.00 RW-sx
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TRANSACTIONS
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Trx id counter 4858821
Purge done for trx's n:o < 4858821 undo n:o < 0 state: running
History list length 5
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 283421890793688, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283421890797856, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283421890789520, 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
112668 OS file reads, 19508 OS file writes, 9429 OS fsyncs
109.58 reads/s, 16384 avg bytes/read, 25.58 writes/s, 10.58 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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Ibuf: size 1, free list len 257, seg size 259, 103 merges
merged operations:
 insert 131, delete mark 1, 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 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)
22.37 hash searches/s, 74.79 non-hash searches/s
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LOG
---
Log sequence number 9182035246
Log flushed up to   9182035226
Pages flushed up to 9182028130
Last checkpoint at  9181985866
0 pending log flushes, 0 pending chkp writes
5944 log i/o's done, 5.79 log i/o's/second
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BUFFER POOL AND MEMORY
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Total large memory allocated 33554432
Dictionary memory allocated 555888
Buffer pool size   1003
Free buffers       739
Database pages     256
Old database pages 0
Modified db pages  27
Percent of dirty pages(LRU & free pages): 2.711
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 630, not young 1088933
0.00 youngs/s, 145.12 non-youngs/s
Pages read 112443, created 296, written 12207
109.58 reads/s, 0.42 creates/s, 17.67 writes/s
Buffer pool hit rate 885 / 1000, young-making rate 0 / 1000 not 151 / 1000
Pages read ahead 81.33/s, evicted without access 0.00/s, Random read ahead 0.00/s
LRU len: 256, unzip_LRU len: 0
I/O sum[1687]:cur[18], 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=3384, Main thread ID=4372, state: sleeping
Number of rows inserted 330, updated 3038, deleted 2, read 4746522
0.00 inserts/s, 4.42 updates/s, 0.00 deletes/s, 4217.03 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 12868
0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 129.12 reads/s
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END OF INNODB MONITOR OUTPUT
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