- Hangs even after a full server reboot?
- Nope, replica is doing nothing other than replicating atm
- No logs showing any drive/disk errors
Inno status
=====================================
2024-12-12 14:14:03 140025803597568 INNODB MONITOR OUTPUT
=====================================
Per second averages calculated from the last 28 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 3106 srv_active, 0 srv_shutdown, 8081 srv_idle
srv_master_thread log flush and writes: 0
----------
SEMAPHORES
----------
OS WAIT ARRAY INFO: reservation count 155
OS WAIT ARRAY INFO: signal count 155
RW-shared spins 0, rounds 0, OS waits 0
RW-excl spins 0, rounds 0, OS waits 0
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 0.00 RW-shared, 0.00 RW-excl, 0.00 RW-sx
------------
TRANSACTIONS
------------
Trx id counter 106541269504
Purge done for trx's n:o < 106541269504 undo n:o < 0 state: running but idle
History list length 1
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 421523873735408, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873734600, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873733792, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873732984, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873732176, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873730560, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873731368, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873728944, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873729752, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 421523873728136, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
--------
FILE I/O
--------
I/O thread 0 state: waiting for completed aio requests ((null))
I/O thread 1 state: waiting for completed aio requests (insert buffer 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 (read thread)
I/O thread 7 state: waiting for completed aio requests (read thread)
I/O thread 8 state: waiting for completed aio requests (read thread)
I/O thread 9 state: waiting for completed aio requests (read thread)
I/O thread 10 state: waiting for completed aio requests (write thread)
I/O thread 11 state: waiting for completed aio requests (write thread)
I/O thread 12 state: waiting for completed aio requests (write thread)
I/O thread 13 state: waiting for completed aio requests (write thread)
I/O thread 14 state: waiting for completed aio requests (write thread)
I/O thread 15 state: waiting for completed aio requests (write thread)
I/O thread 16 state: waiting for completed aio requests (write thread)
Pending normal aio reads: [0, 0, 0, 0, 0, 0, 0, 0] , aio writes: [0, 0, 0, 0, 0, 0, 0, 0] ,
ibuf aio reads:
Pending flushes (fsync) log: 0; buffer pool: 0
184947 OS file reads, 45664 OS file writes, 23592 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 6.20 writes/s, 3.35 fsyncs/s
-------------------------------------
INSERT BUFFER AND ADAPTIVE HASH INDEX
-------------------------------------
Ibuf: size 335, free list len 2406746, seg size 2407082, 0 merges
merged operations:
insert 0, delete mark 0, delete 0
discarded operations:
insert 0, delete mark 0, delete 0
Hash table size 35401603, node heap has 0 buffer(s)
Hash table size 35401603, node heap has 0 buffer(s)
Hash table size 35401603, node heap has 0 buffer(s)
Hash table size 35401603, node heap has 3 buffer(s)
Hash table size 35401603, node heap has 4 buffer(s)
Hash table size 35401603, node heap has 0 buffer(s)
Hash table size 35401603, node heap has 0 buffer(s)
Hash table size 35401603, node heap has 1 buffer(s)
0.43 hash searches/s, 0.00 non-hash searches/s
---
LOG
---
Log sequence number 76392899384621
Log buffer assigned up to 76392899384621
Log buffer completed up to 76392899384621
Log written up to 76392899384621
Log flushed up to 76392899384611
Added dirty pages up to 76392899384621
Pages flushed up to 76392899382837
Last checkpoint at 76392899382837
Log minimum file id is 203813
Log maximum file id is 203813
9852 log i/o's done, 1.17 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 0
Dictionary memory allocated 489041
Buffer pool size 8387852
Free buffers 8203075
Database pages 184769
Old database pages 69421
Modified db pages 21
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 184531, created 238, written 19306
0.00 reads/s, 0.00 creates/s, 2.71 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: 184769, 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 131062
Free buffers 128236
Database pages 2826
Old database pages 1063
Modified db pages 0
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 2826, created 0, written 0
0.00 reads/s, 0.00 creates/s, 0.00 writes/s
No buffer pool page gets since the last printout
Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s
LRU len: 2826, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 1
Buffer pool size 131060
Free buffers 128200
Database pages 2859
Old database pages 1075
Modified db pages 0
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 2859, created 0, written 0
0.00 reads/s, 0.00 creates/s, 0.00 writes/s
No buffer pool page gets since the last printout
Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s
LRU len: 2859, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 2
Buffer pool size 131060
Free buffers 128211
Database pages 2848
Old database pages 1071
Modified db pages 0
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 2848, created 0, written 0
0.00 reads/s, 0.00 creates/s, 0.00 writes/s
No buffer pool page gets since the last printout
Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s
LRU len: 2848, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 3
Buffer pool size 131057
Free buffers 128196
Database pages 2860
Old database pages 1075
Modified db pages 0
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 2860, created 0, written 0
0.00 reads/s, 0.00 creates/s, 0.00 writes/s
No buffer pool page gets since the last printout
Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s
LRU len: 2860, unzip_LRU len: 0
I/O sum[0]:cur[0], unzip sum[0]:cur[0]
---BUFFER POOL 4
<snip... all the rest look similar>
--------------
ROW OPERATIONS
--------------
0 queries inside InnoDB, 0 queries in queue
0 read views open inside InnoDB
Process ID=7170, Main thread ID=140026366240512 , state=sleeping
Number of rows inserted 0, updated 0, deleted 0, read 0
0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s
Number of system rows inserted 24, updated 3899, deleted 24, read 12966
0.00 inserts/s, 0.43 updates/s, 0.00 deletes/s, 0.43 reads/s
----------------------------
END OF INNODB MONITOR OUTPUT
============================