Storage engines

InnoDB

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

[ Variables | Buffer Pool | InnoDB Status ]

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2026-10-30 16:01:06 0x17cc INNODB MONITOR OUTPUT
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Per second averages calculated from the last 62 seconds
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BACKGROUND THREAD
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srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 155461 srv_idle
srv_master_thread log flush and writes: 155461
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SEMAPHORES
----------
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TRANSACTIONS
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Trx id counter 94846
Purge done for trx's n:o < 94846 undo n:o < 0 state: running but idle
History list length 0
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION (00000263432BEB40), not started
0 lock struct(s), heap size 1128, 0 row lock(s)
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FILE I/O
--------
Pending flushes (fsync): 0
356463 OS file reads, 32339 OS file writes, 72864 OS fsyncs
0.02 reads/s, 16384 avg bytes/read, 0.00 writes/s, 0.90 fsyncs/s
---
LOG
---
Log sequence number 78648744
Log flushed up to   78648606
Pages flushed up to 78139564
Last checkpoint at  78139564
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BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 311064
Buffer pool size   1014
Free buffers       868
Database pages     146
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 356417, created 6858, written 30670
0.02 reads/s, 0.00 creates/s, 0.00 writes/s
Buffer pool hit rate 999 / 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: 146, unzip_LRU len: 0
I/O sum[1]: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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