19:21:01 (root@localhost) [(none)]> show global status\G *************************** 1. row *************************** Type: InnoDB Name: Status: ===================================== 2018-12-13 19:21:06 0x7efacabb2700 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 41 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 883 srv_idle srv_master_thread log flush and writes: 883 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 2 OS WAIT ARRAY INFO: signal count 2 RW-shared spins 0, rounds 4, OS waits 2 RW-excl spins 0, rounds 0, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 4.00 RW-shared, 0.00 RW-excl, 0.00 RW-sx ------------ TRANSACTIONS ------------ Trx id counter 62736902 Purge done for trx's n:o < 62729981 undo n:o < 0 state: running but idle History list length 8 LIST OF TRANSACTIONS FOR EACH SESSION: ---TRANSACTION 421111708879280, not started 0 lock struct(s), heap size 1136, 0 row lock(s) ---TRANSACTION 421111708878456, not started 0 lock struct(s), heap size 1136, 0 row lock(s) ---TRANSACTION 421111708877632, not started 0 lock struct(s), heap size 1136, 0 row lock(s) -------- FILE I/O -------- I/O thread 0 state: waiting for completed aio requests (insert buffer thread) I/O thread 1 state: waiting for completed aio requests (log 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 (read thread) I/O thread 11 state: waiting for completed aio requests (read thread) I/O thread 12 state: waiting for completed aio requests (read thread) I/O thread 13 state: waiting for completed aio requests (read thread) I/O thread 14 state: waiting for completed aio requests (read thread) I/O thread 15 state: waiting for completed aio requests (read thread) I/O thread 16 state: waiting for completed aio requests (write thread) I/O thread 17 state: waiting for completed aio requests (write thread) I/O thread 18 state: waiting for completed aio requests (write thread) I/O thread 19 state: waiting for completed aio requests (write thread) I/O thread 20 state: waiting for completed aio requests (write thread) I/O thread 21 state: waiting for completed aio requests (write thread) I/O thread 22 state: waiting for completed aio requests (write thread) I/O thread 23 state: waiting for completed aio requests (write thread) I/O thread 24 state: waiting for completed aio requests (write thread) I/O thread 25 state: waiting for completed aio requests (write thread) I/O thread 26 state: waiting for completed aio requests (write thread) I/O thread 27 state: waiting for completed aio requests (write thread) I/O thread 28 state: waiting for completed aio requests (write thread) I/O thread 29 state: waiting for completed aio requests (write thread) Pending normal aio reads: [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] , aio writes: [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 758 OS file reads, 137 OS file writes, 6 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 840, seg size 842, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 1593643, node heap has 0 buffer(s) Hash table size 1593643, node heap has 0 buffer(s) Hash table size 1593643, node heap has 0 buffer(s) Hash table size 1593643, node heap has 2 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 191699944923 Log flushed up to 191699944923 Pages flushed up to 191699944923 Last checkpoint at 191699944914 0 pending log flushes, 0 pending chkp writes 10 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 3301441536 Dictionary memory allocated 172138 Buffer pool size 196584 Free buffers 195726 Database pages 856 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 60.000 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 725, created 131, written 132 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: 856, 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 98292 Free buffers 97834 Database pages 457 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 60.000 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 390, created 67, written 68 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: 457, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] ---BUFFER POOL 1 Buffer pool size 98292 Free buffers 97892 Database pages 399 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 60.000 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 335, created 64, written 64 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: 399, 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=12843, Main thread ID=139615692314368, state: sleeping Number of rows inserted 0, updated 0, deleted 0, read 10 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system 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 ---------------------------- END OF INNODB MONITOR OUTPUT ============================ 1 row in set (0.01 sec)