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From:Deluxe Web Date:March 3 2005 12:05pm
Subject:INNODB MONITOR OUTPUT
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Hi

Do you see any problems?


=====================================
050303 12:51:11 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 20 seconds
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 14266, signal count 14261
Mutex spin waits 17396, rounds 53230, OS waits 105
RW-shared spins 27594, OS waits 13793; RW-excl spins 329, OS waits 324
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TRANSACTIONS
------------
Trx id counter 0 34255768
Purge done for trx's n:o < 0 34255748 undo n:o < 0 0
Total number of lock structs in row lock hash table 0
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 0 0, not started, process no 13811, OS thread id 2335132592
MySQL thread id 200209, query id 1355807 localhost root
show innodb status
---TRANSACTION 0 33778640, not started, process no 13811, OS thread id
2331339696
MySQL thread id 3, query id 6197 Has read all relay log; waiting for
the I/O slave
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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
2319 OS file reads, 199772 OS file writes, 131082 OS fsyncs
0.00 reads/s, 0 avg bytes/read, 0.60 writes/s, 0.45 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
-------------------------------------
Ibuf for space 0: size 1, free list len 0, seg size 2,
0 inserts, 0 merged recs, 0 merges
Hash table size 4425293, used cells 30780, node heap has 32 buffer(s)
9.10 hash searches/s, 2.80 non-hash searches/s
---
LOG
---
Log sequence number 0 1160879582
Log flushed up to   0 1160879582
Last checkpoint at  0 1160878854
0 pending log writes, 0 pending chkp writes
102003 log i/o's done, 0.35 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total memory allocated 1179690220; in additional pool allocated 5184256
Buffer pool size   65536
Free buffers       62776
Database pages     2728
Modified db pages  7
Pending reads 0 
Pending writes: LRU 0, flush list 0, single page 0
Pages read 2724, created 4, written 98018
0.00 reads/s, 0.00 creates/s, 0.25 writes/s
Buffer pool hit rate 1000 / 1000
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ROW OPERATIONS
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0 queries inside InnoDB, 0 queries in queue
Main thread process no. 13811, id 2322512816, state: sleeping
Number of rows inserted 1129, updated 59141, deleted 4, read 35314661
0.00 inserts/s, 0.30 updates/s, 0.00 deletes/s, 26.75 reads/s
----------------------------
END OF INNODB MONITOR OUTPUT
============================
Thread
problem with adding timestamp as a columnZhe Wang28 Feb
  • Re: problem with adding timestamp as a columnHank28 Feb
    • innodb_buffer_pool_size - max_connections?Deluxe Web28 Feb
      • INNODB MONITOR OUTPUTDeluxe Web3 Mar
    • Re: problem with adding timestamp as a columnJoerg Bruehe28 Feb
      • Re: problem with adding timestamp as a columnZhe Wang28 Feb