mysql> show innodb status \G; *************************** 1. row *************************** Type: InnoDB Name: Status: ===================================== 081217 21:38:05 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 0 seconds ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 236, signal count 236 Mutex spin waits 0, rounds 16550, OS waits 16 RW-shared spins 462, OS waits 213; RW-excl spins 8, OS waits 7 ------------ TRANSACTIONS ------------ Trx id counter 0 4337983 Purge done for trx's n:o < 0 4336655 undo n:o < 0 0 History list length 13 Total number of lock structs in row lock hash table 0 LIST OF TRANSACTIONS FOR EACH SESSION: ---TRANSACTION 0 0, not started, process no 12574, OS thread id 2248113056 MySQL thread id 2635, query id 22002 localhost root show innodb status ---TRANSACTION 0 0, not started, process no 12574, OS thread id 2274552736 MySQL thread id 2634, query id 21987 localhost root ---TRANSACTION 0 0, not started, process no 12574, OS thread id 2425109408 MySQL thread id 894, query id 12448 localhost root ---TRANSACTION 0 4336656, ACTIVE 2709 sec, process no 12574, OS thread id 2425912224 1 lock struct(s), heap size 320, 0 row lock(s), undo log entries 501 MySQL thread id 1349, query id 21665 Has read all relay log; waiting for the slave I/O thread to update it -------- 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 (write thread) Pending normal aio reads: 0, aio writes: 0, ibuf aio reads: 0, log i/o's: 0, sync i/o's: 0 Pending flushes (fsync) log: 0; buffer pool: 0 19255 OS file reads, 5449 OS file writes, 3664 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 90, seg size 92, 0 inserts, 0 merged recs, 0 merges Hash table size 1452727, used cells 494, node heap has 2 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 0 3638046713 Log flushed up to 0 3638046713 Last checkpoint at 0 3638046713 0 pending log writes, 0 pending chkp writes 3249 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total memory allocated 411510924; in additional pool allocated 1048576 Dictionary memory allocated 1020800 Buffer pool size 22400 Free buffers 0 Database pages 22398 Modified db pages 0 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages read 31107, created 1677, written 11908 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 1 read views open inside InnoDB Main thread process no. 12574, id 2571234208, state: waiting for server activity Number of rows inserted 110003, updated 12, deleted 132001, read 113561128 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, 1 warning (0.01 sec)