Storage engines

InnoDB

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

[ Variables | Buffer Pool | InnoDB Status ]

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2026-11-10 21:46:37 0x1ff0 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 14 seconds
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BACKGROUND THREAD
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srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 39564 srv_idle
srv_master_thread log flush and writes: 39564
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SEMAPHORES
----------
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TRANSACTIONS
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Trx id counter 8551
Purge done for trx's n:o < 8551 undo n:o < 0 state: running but idle
History list length 0
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION (0000023A3344FB40), not started
0 lock struct(s), heap size 1128, 0 row lock(s)
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FILE I/O
--------
Pending flushes (fsync): 0
5375 OS file reads, 6499 OS file writes, 6727 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 1.07 fsyncs/s
---
LOG
---
Log sequence number 9138697
Log flushed up to   9138626
Pages flushed up to 8852435
Last checkpoint at  8852435
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BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 224728
Buffer pool size   1014
Free buffers       836
Database pages     178
Old database pages 0
Modified db pages  134
Percent of dirty pages(LRU & free pages): 13.202
Max dirty pages percent: 90.000
Pending reads 0
Pending writes: LRU 0, flush list 0
Pages made young 0, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 5329, created 2807, written 6443
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: 178, unzip_LRU len: 0
I/O sum[5]:cur[0], unzip sum[0]:cur[0]
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ROW OPERATIONS
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0 read views open inside InnoDB
state: sleeping
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END OF INNODB MONITOR OUTPUT
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