Speicher-Engines

InnoDB

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

[ Variablen | Puffer-Pool | InnoDB-Status ]

=====================================
2026-03-23 19:05:08 0x7fa0b43e6700 INNODB MONITOR OUTPUT
=====================================
Per second averages calculated from the last 19 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 1702214 srv_active, 0 srv_shutdown, 2702692 srv_idle
srv_master_thread log flush and writes: 4404123
----------
SEMAPHORES
----------
OS WAIT ARRAY INFO: reservation count 16739219
OS WAIT ARRAY INFO: signal count 9900210
RW-shared spins 0, rounds 5193727, OS waits 1108451
RW-excl spins 0, rounds 703953, OS waits 12456
RW-sx spins 1089, rounds 20521, OS waits 403
Spin rounds per wait: 5193727.00 RW-shared, 703953.00 RW-excl, 18.84 RW-sx
------------------------
LATEST FOREIGN KEY ERROR
------------------------
2026-03-23 10:54:08 0x7fa040328700 Error in foreign key constraint of table sikbackup/detail_piutang_pasien:
there is no index in the table which would contain
the columns as the first columns, or the data types in the
table do not match the ones in the referenced table
or one of the ON ... SET NULL columns is declared NOT NULL. Constraint:
,
  CONSTRAINT `detail_piutang_pasien_ibfk_5` FOREIGN KEY (`no_rawat`) REFERENCES `reg_periksa` (`no_rawat`) ON UPDATE CASCADE
------------
TRANSACTIONS
------------
Trx id counter 288105754
Purge done for trx's n:o < 288105754 undo n:o < 0 state: running but idle
History list length 6
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 421803186160120, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421803186155864, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 421803186151608, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
--------
FILE I/O
--------
I/O thread 0 state: waiting for i/o request (insert buffer thread)
I/O thread 1 state: waiting for i/o request (log thread)
I/O thread 2 state: waiting for i/o request (read thread)
I/O thread 3 state: waiting for i/o request (read thread)
I/O thread 4 state: waiting for i/o request (read thread)
I/O thread 5 state: waiting for i/o request (read thread)
I/O thread 6 state: waiting for i/o request (write thread)
I/O thread 7 state: waiting for i/o request (write thread)
I/O thread 8 state: waiting for i/o request (write thread)
I/O thread 9 state: waiting for i/o request (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
108759 OS file reads, 24640568 OS file writes, 16774638 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 9.32 writes/s, 6.32 fsyncs/s
-------------------------------------
INSERT BUFFER AND ADAPTIVE HASH INDEX
-------------------------------------
Ibuf: size 1, free list len 5, seg size 7, 932 merges
merged operations:
 insert 1085, delete mark 190, delete 119
discarded operations:
 insert 0, delete mark 0, delete 0
Hash table size 1593833, node heap has 31 buffer(s)
Hash table size 1593833, node heap has 440 buffer(s)
Hash table size 1593833, node heap has 1122 buffer(s)
Hash table size 1593833, node heap has 144 buffer(s)
Hash table size 1593833, node heap has 72 buffer(s)
Hash table size 1593833, node heap has 201 buffer(s)
Hash table size 1593833, node heap has 445 buffer(s)
Hash table size 1593833, node heap has 272 buffer(s)
332.14 hash searches/s, 83.05 non-hash searches/s
---
LOG
---
Log sequence number 33030768946
Log flushed up to   33030768925
Pages flushed up to 33030748236
Last checkpoint at  33030733727
0 pending log flushes, 0 pending chkp writes
8407489 log i/o's done, 3.68 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 6610223104
Dictionary memory allocated 8109520
Buffer pool size   384720
Free buffers       270546
Database pages     111447
Old database pages 41012
Modified db pages  45
Percent of dirty pages(LRU & free pages): 0.012
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 579, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 105720, created 5727, written 12494366
0.00 reads/s, 0.00 creates/s, 4.42 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: 111447, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
----------------------
INDIVIDUAL BUFFER POOL INFO
----------------------
---BUFFER POOL 0
Buffer pool size   48090
Free buffers       33865
Database pages     13886
Old database pages 5122
Modified db pages  15
Percent of dirty pages(LRU & free pages): 0.031
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 51, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 13120, created 766, written 3126797
0.00 reads/s, 0.00 creates/s, 2.11 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: 13886, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 1
Buffer pool size   48090
Free buffers       33468
Database pages     14296
Old database pages 5257
Modified db pages  0
Percent of dirty pages(LRU & free pages): 0.000
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 99, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 13653, created 643, written 157128
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: 14296, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 2
Buffer pool size   48090
Free buffers       34111
Database pages     13641
Old database pages 5020
Modified db pages  6
Percent of dirty pages(LRU & free pages): 0.013
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 48, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 13028, created 613, written 709086
0.00 reads/s, 0.00 creates/s, 0.68 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: 13641, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 3
Buffer pool size   48090
Free buffers       33545
Database pages     14209
Old database pages 5225
Modified db pages  22
Percent of dirty pages(LRU & free pages): 0.046
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 69, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 13312, created 897, written 3848684
0.00 reads/s, 0.00 creates/s, 0.95 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: 14209, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 4
Buffer pool size   48090
Free buffers       32939
Database pages     14810
Old database pages 5446
Modified db pages  1
Percent of dirty pages(LRU & free pages): 0.002
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 74, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 14186, created 624, written 2444136
0.00 reads/s, 0.00 creates/s, 0.63 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: 14810, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 5
Buffer pool size   48090
Free buffers       33796
Database pages     13941
Old database pages 5137
Modified db pages  1
Percent of dirty pages(LRU & free pages): 0.002
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 82, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 13323, created 618, written 893669
0.00 reads/s, 0.00 creates/s, 0.05 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: 13941, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 6
Buffer pool size   48090
Free buffers       34655
Database pages     13086
Old database pages 4813
Modified db pages  0
Percent of dirty pages(LRU & free pages): 0.000
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 88, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 12251, created 835, written 505793
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: 13086, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 7
Buffer pool size   48090
Free buffers       34167
Database pages     13578
Old database pages 4992
Modified db pages  0
Percent of dirty pages(LRU & free pages): 0.000
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 68, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 12847, created 731, written 809073
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: 13578, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
--------------
ROW OPERATIONS
--------------
0 queries inside InnoDB, 0 queries in queue
0 read views open inside InnoDB
Process ID=1110, Main thread ID=140319504148224, state: sleeping
Number of rows inserted 870820, updated 3107021, deleted 570141, read 91555676437
0.00 inserts/s, 2.32 updates/s, 0.00 deletes/s, 33.31 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 9279421
0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s
----------------------------
END OF INNODB MONITOR OUTPUT
============================