Storage engines
InnoDB
Supports transactions, row-level locking, foreign keys and encryption for tables
[
Variabel
|
Penampungan Penyangga
|
Status InnoDB
]
=====================================
2026-08-18 21:24:15 0x7fcf14ff1700 INNODB MONITOR OUTPUT
=====================================
Per second averages calculated from the last 46 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 6427603 srv_active, 0 srv_shutdown, 2396829 srv_idle
srv_master_thread log flush and writes: 8823457
----------
SEMAPHORES
----------
OS WAIT ARRAY INFO: reservation count 31369431
OS WAIT ARRAY INFO: signal count 20011903
RW-shared spins 0, rounds 13011070, OS waits 2240924
RW-excl spins 0, rounds 2157564, OS waits 49959
RW-sx spins 2922, rounds 57692, OS waits 1201
Spin rounds per wait: 13011070.00 RW-shared, 2157564.00 RW-excl, 19.74 RW-sx
------------------------
LATEST FOREIGN KEY ERROR
------------------------
2026-08-18 17:13:05 0x7fcf15e97700 Transaction:
TRANSACTION 578296687, ACTIVE 0 sec inserting
mysql tables in use 1, locked 1
5 lock struct(s), heap size 1136, 2 row lock(s), undo log entries 1
MySQL thread id 115863466, OS thread handle 140527402579712, query id 2050689312 192.168.123.69 root Update
insert into rujuk_masuk values('2026/08/18/000021','Kebumen I ','-','112036100526Y001664','0','Kebumen I ','Z09.8','-','-','')
Foreign key constraint fails for table `sik`.`rujuk_masuk`:
,
CONSTRAINT `rujuk_masuk_ibfk_2` FOREIGN KEY (`kd_penyakit`) REFERENCES `penyakit` (`kd_penyakit`) ON UPDATE CASCADE in parent table, in index kd_penyakit tuple:
DATA TUPLE: 2 fields;
0: len 5; hex 5a30392e38; asc Z09.8;;
1: len 17; hex 323032362f30382f31382f303030303231; asc 2026/08/18/000021;;
But in parent table `sik`.`penyakit`, in index PRIMARY,
the closest match we can find is record:
PHYSICAL RECORD: n_fields 8; compact format; info bits 0
0: len 3; hex 5a3130; asc Z10;;
1: len 6; hex 000000000000; asc ;;
2: len 7; hex 80000000000000; asc ;;
3: len 30; hex 526f7574696e652067656e6572616c206865616c746820636865636b2d75; asc Routine general health check-u; (total 63 bytes);
4: len 1; hex 2d; asc -;;
5: len 1; hex 2d; asc -;;
6: len 1; hex 2d; asc -;;
7: len 1; hex 02; asc ;;
------------
TRANSACTIONS
------------
Trx id counter 578840077
Purge done for trx's n:o < 578840077 undo n:o < 0 state: running but idle
History list length 1
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 422012492640760, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 422012492636504, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 422012492670552, not started
0 lock struct(s), heap size 1136, 0 row lock(s)
---TRANSACTION 422012492632248, 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
117149 OS file reads, 73406497 OS file writes, 47837978 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 11.00 writes/s, 6.67 fsyncs/s
-------------------------------------
INSERT BUFFER AND ADAPTIVE HASH INDEX
-------------------------------------
Ibuf: size 1, free list len 5, seg size 7, 1974 merges
merged operations:
insert 2358, delete mark 178, delete 124
discarded operations:
insert 0, delete mark 0, delete 0
Hash table size 1593833, node heap has 46 buffer(s)
Hash table size 1593833, node heap has 499 buffer(s)
Hash table size 1593833, node heap has 1493 buffer(s)
Hash table size 1593833, node heap has 162 buffer(s)
Hash table size 1593833, node heap has 108 buffer(s)
Hash table size 1593833, node heap has 327 buffer(s)
Hash table size 1593833, node heap has 582 buffer(s)
Hash table size 1593833, node heap has 337 buffer(s)
104.45 hash searches/s, 71.74 non-hash searches/s
---
LOG
---
Log sequence number 55305148035
Log flushed up to 55305148014
Pages flushed up to 55305115719
Last checkpoint at 55305115710
0 pending log flushes, 0 pending chkp writes
22814255 log i/o's done, 4.20 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 6610223104
Dictionary memory allocated 8109520
Buffer pool size 384720
Free buffers 253961
Database pages 127205
Old database pages 46793
Modified db pages 56
Percent of dirty pages(LRU & free pages): 0.015
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 977, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 114082, created 13123, written 39312617
0.00 reads/s, 0.00 creates/s, 5.65 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: 127205, 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 31665
Database pages 15975
Old database pages 5877
Modified db pages 9
Percent of dirty pages(LRU & free pages): 0.019
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 94, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 14170, created 1805, written 7800236
0.00 reads/s, 0.00 creates/s, 1.41 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: 15975, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 1
Buffer pool size 48090
Free buffers 31680
Database pages 15983
Old database pages 5880
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 122, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 14623, created 1360, written 299212
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: 15983, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 2
Buffer pool size 48090
Free buffers 32394
Database pages 15256
Old database pages 5611
Modified db pages 4
Percent of dirty pages(LRU & free pages): 0.008
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 89, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 13710, created 1546, written 2269675
0.00 reads/s, 0.00 creates/s, 0.74 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: 15256, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 3
Buffer pool size 48090
Free buffers 31211
Database pages 16445
Old database pages 6050
Modified db pages 18
Percent of dirty pages(LRU & free pages): 0.038
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 98, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 14623, created 1822, written 13145751
0.00 reads/s, 0.00 creates/s, 1.63 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: 16445, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 4
Buffer pool size 48090
Free buffers 30766
Database pages 16899
Old database pages 6218
Modified db pages 16
Percent of dirty pages(LRU & free pages): 0.034
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 152, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 15369, created 1530, written 7985923
0.00 reads/s, 0.00 creates/s, 1.59 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: 16899, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 5
Buffer pool size 48090
Free buffers 31766
Database pages 15871
Old database pages 5838
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 119, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 14154, created 1717, written 3047511
0.00 reads/s, 0.00 creates/s, 0.07 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: 15871, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 6
Buffer pool size 48090
Free buffers 32882
Database pages 14745
Old database pages 5422
Modified db pages 8
Percent of dirty pages(LRU & free pages): 0.017
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 157, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 13125, created 1620, written 1667044
0.00 reads/s, 0.00 creates/s, 0.22 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: 14745, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 7
Buffer pool size 48090
Free buffers 31597
Database pages 16031
Old database pages 5897
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 146, not young 0
0.00 youngs/s, 0.00 non-youngs/s
Pages read 14308, created 1723, written 3097265
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: 16031, 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=1126, Main thread ID=140528778766080, state: sleeping
Number of rows inserted 1637862, updated 10342679, deleted 928335, read 232805191838
0.00 inserts/s, 2.83 updates/s, 0.00 deletes/s, 120.78 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 20539611
0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.02 reads/s
----------------------------
END OF INNODB MONITOR OUTPUT
============================
