innodb_status_full.txt

output of show innodb status - Minjie Zhu, 2009-02-25 01:55

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| Status                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
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=====================================
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090225  9:30:05 INNODB MONITOR OUTPUT
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=====================================
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Per second averages calculated from the last 11 seconds
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----------
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SEMAPHORES
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----------
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OS WAIT ARRAY INFO: reservation count 64, signal count 64
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Mutex spin waits 0, rounds 870, OS waits 1
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RW-shared spins 171, OS waits 13; RW-excl spins 66, OS waits 50
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------------------------
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LATEST DETECTED DEADLOCK
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------------------------
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090224 20:36:24
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*** (1) TRANSACTION:
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TRANSACTION 0 10412, ACTIVE 0 sec, process no 19408, OS thread id 3032349584 inserting
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mysql tables in use 1, locked 1
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LOCK WAIT 3 lock struct(s), heap size 320, undo log entries 1
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MySQL thread id 5, query id 20932 localhost root update
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INSERT INTO `changesets` (`commit_date`, `committed_on`, `comments`, `revision`, `scmid`, `user_id`, `repository_id`, `committer`) VALUES('2007-10-26 20:29:48', '2007-10-26 20:29:48', 'test.log', '601', NULL, NULL, 1, 'tanaka')
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*** (1) WAITING FOR THIS LOCK TO BE GRANTED:
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RECORD LOCKS space id 0 page no 281 n bits 944 index `changesets_repos_rev` of table `redmine/changesets` trx id 0 10412 lock mode S waiting
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Record lock, heap no 278 PHYSICAL RECORD: n_fields 3; compact format; info bits 0
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 0: len 4; hex 80000001; asc     ;; 1: len 3; hex 363031; asc 601;; 2: len 4; hex 80000259; asc    Y;;
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*** (2) TRANSACTION:
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TRANSACTION 0 10411, ACTIVE 29 sec, process no 19408, OS thread id 3032550288 setting auto-inc lock
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mysql tables in use 1, locked 1
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4 lock struct(s), heap size 1024, undo log entries 2130
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MySQL thread id 4, query id 20970 localhost root update
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INSERT INTO `changesets` (`commit_date`, `committed_on`, `comments`, `revision`, `scmid`, `user_id`, `repository_id`, `committer`) VALUES('2007-10-30 13:50:20', '2007-10-30 13:50:20', 'add', '674', NULL, NULL, 1, 'suzuki')
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*** (2) HOLDS THE LOCK(S):
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RECORD LOCKS space id 0 page no 281 n bits 944 index `changesets_repos_rev` of table `redmine/changesets` trx id 0 10411 lock_mode X locks rec but not gap
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Record lock, heap no 278 PHYSICAL RECORD: n_fields 3; compact format; info bits 0
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 0: len 4; hex 80000001; asc     ;; 1: len 3; hex 363031; asc 601;; 2: len 4; hex 80000259; asc    Y;;
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*** (2) WAITING FOR THIS LOCK TO BE GRANTED:
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TABLE LOCK table `redmine/changesets` trx id 0 10411 lock mode AUTO-INC waiting
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*** WE ROLL BACK TRANSACTION (1)
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------------
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TRANSACTIONS
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------------
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Trx id counter 0 10455
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Purge done for trx's n:o < 0 10400 undo n:o < 0 0
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History list length 2
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Total number of lock structs in row lock hash table 0
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LIST OF TRANSACTIONS FOR EACH SESSION:
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---TRANSACTION 0 0, not started, process no 19408, OS thread id 3032750992
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MySQL thread id 6, query id 166588 localhost root
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show innodb status
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--------
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FILE I/O
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--------
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I/O thread 0 state: waiting for i/o request (insert buffer thread)
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I/O thread 1 state: waiting for i/o request (log thread)
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I/O thread 2 state: waiting for i/o request (read thread)
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I/O thread 3 state: waiting for i/o request (write thread)
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Pending normal aio reads: 0, aio writes: 0,
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 ibuf aio reads: 0, log i/o's: 0, sync i/o's: 0
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Pending flushes (fsync) log: 0; buffer pool: 0
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436 OS file reads, 3839 OS file writes, 2169 OS fsyncs
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0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s
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-------------------------------------
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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-------------------------------------
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Ibuf: size 1, free list len 0, seg size 2,
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0 inserts, 0 merged recs, 0 merges
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Hash table size 34679, used cells 6367, node heap has 8 buffer(s)
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0.00 hash searches/s, 0.00 non-hash searches/s
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---
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LOG
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---
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Log sequence number 0 123940149
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Log flushed up to   0 123940149
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Last checkpoint at  0 123940149
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0 pending log writes, 0 pending chkp writes
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1710 log i/o's done, 0.00 log i/o's/second
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----------------------
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BUFFER POOL AND MEMORY
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----------------------
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Total memory allocated 17581092; in additional pool allocated 1048576
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Buffer pool size   512
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Free buffers       0
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Database pages     504
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Modified db pages  0
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Pending reads 0
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Pending writes: LRU 0, flush list 0, single page 0
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Pages read 564, created 1045, written 3826
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0.00 reads/s, 0.00 creates/s, 0.00 writes/s
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No buffer pool page gets since the last printout
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--------------
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ROW OPERATIONS
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--------------
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0 queries inside InnoDB, 0 queries in queue
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1 read views open inside InnoDB
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Main thread process no. 19408, id 2996902800, state: waiting for server activity
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Number of rows inserted 124176, updated 1, deleted 43736, read 24734470
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0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s
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----------------------------
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END OF INNODB MONITOR OUTPUT
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============================
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1 row in set, 1 warning (0.00 sec)