Salvestusmootorid

InnoDB

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

[ Muutujad | Puhvertsoon | InnoDB staatus ]

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2025-12-07 11:01:05 0x7fa094e5a700 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 29 seconds
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BACKGROUND THREAD
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srv_master_thread loops: 3977 srv_active, 0 srv_shutdown, 4925 srv_idle
srv_master_thread log flush and writes: 8900
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 11685
OS WAIT ARRAY INFO: signal count 10216
RW-shared spins 0, rounds 5802, OS waits 2885
RW-excl spins 0, rounds 1600, OS waits 54
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 5802.00 RW-shared, 1600.00 RW-excl, 0.00 RW-sx
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TRANSACTIONS
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Trx id counter 54342
Purge done for trx's n:o < 54342 undo n:o < 0 state: running
History list length 10
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 421802646299128, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421802646294872, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421802646290616, not started
0 lock struct(s), heap size 1136, 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 (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: 1; buffer pool: 0
863 OS file reads, 56467 OS file writes, 29408 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 28.24 writes/s, 12.03 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)
28.10 hash searches/s, 2.00 non-hash searches/s
---
LOG
---
Log sequence number 20526826
Log flushed up to   20526705
Pages flushed up to 20513318
Last checkpoint at  20493417
1 pending log flushes, 0 pending chkp writes
18180 log i/o's done, 8.24 log i/o's/second
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BUFFER POOL AND MEMORY
----------------------
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  50
Percent of dirty pages(LRU & free pages): 0.313
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 34105
0.00 reads/s, 0.00 creates/s, 18.28 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[6], 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=905, Main thread ID=140326899537664, state: flushing log
Number of rows inserted 1, updated 8264, deleted 0, read 833654
0.00 inserts/s, 6.72 updates/s, 0.00 deletes/s, 14.34 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 890
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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