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1
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=====================================
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2
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120822 17:07:22 INNODB MONITOR OUTPUT
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3
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=====================================
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4
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Per second averages calculated from the last 17 seconds
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5
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-----------------
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6
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BACKGROUND THREAD
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7
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-----------------
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8
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srv_master_thread loops: 6792 1_second, 2970 sleeps, 330 10_second, 3642 background, 2826 flush
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9
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srv_master_thread log flush and writes: 2977
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10
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----------
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11
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SEMAPHORES
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12
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----------
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13
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OS WAIT ARRAY INFO: reservation count 650, signal count 672
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14
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Mutex spin waits 740, rounds 1647, OS waits 25
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15
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RW-shared spins 573, OS waits 519; RW-excl spins 3, OS waits 103
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16
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Spin rounds per wait: 2.23 mutex, 28.99 RW-shared, 1090.33 RW-excl
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17
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------------
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18
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TRANSACTIONS
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19
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------------
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20
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Trx id counter 3E6E315
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21
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Purge done for trx's n:o < 3E6E1D7 undo n:o < 0
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22
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History list length 298
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23
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LIST OF TRANSACTIONS FOR EACH SESSION:
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24
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---TRANSACTION 0, not started, OS thread id 35311354048
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25
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MySQL thread id 283, query id 148660 localhost root
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26
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SHOW ENGINE INNODB STATUS
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27
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---TRANSACTION 3E6E2D6, not started, OS thread id 35311352704
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28
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MySQL thread id 275, query id 147267 localhost domain_name_cleared
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29
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---TRANSACTION 3E6E312, not started, OS thread id 35311353600
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30
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MySQL thread id 274, query id 148249 localhost domain_name_cleared
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31
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---TRANSACTION 3E6DEF3, not started, OS thread id 35311351808
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32
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MySQL thread id 244, query id 132578 localhost domain_name_cleared
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33
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---TRANSACTION 3E6E2BF, not started, OS thread id 35311351360
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34
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MySQL thread id 207, query id 146883 localhost domain_name_cleared
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35
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---TRANSACTION 3E6CA82, not started, OS thread id 35311350016
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36
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MySQL thread id 76, query id 148074 domain_name_cleared domain_name_cleared
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37
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---TRANSACTION 3E6C48D, not started, OS thread id 35311347776
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38
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MySQL thread id 39, query id 41023 domain_name_cleared domain_name_cleared
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39
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---TRANSACTION 3E6C11F, not started, OS thread id 35311348224
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40
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MySQL thread id 22, query id 23872 localhost domain_name_cleared
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41
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---TRANSACTION 3E6D1AF, not started, OS thread id 35311349568
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42
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MySQL thread id 15, query id 86838 localhost domain_name_cleared
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43
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---TRANSACTION 3E6BD26, not started, OS thread id 35311349120
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44
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MySQL thread id 12, query id 14764 localhost domain_name_cleared
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45
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---TRANSACTION 3E6E314, ACTIVE 220 sec, OS thread id 35311352256
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46
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4 lock struct(s), heap size 1248, 1 row lock(s), undo log entries 3
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47
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MySQL thread id 280, query id 148552 localhost domain_name_cleared
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48
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Trx read view will not see trx with id >= 3E6E315, sees < 3E6E1D0
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49
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---TRANSACTION 3E6E23D, ACTIVE 698 sec, OS thread id 35311350464
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50
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4 lock struct(s), heap size 1248, 1 row lock(s), undo log entries 3
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51
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MySQL thread id 270, query id 145179 localhost domain_name_cleared
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52
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Trx read view will not see trx with id >= 3E6E23E, sees < 3E6E1D0
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53
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---TRANSACTION 3E6E1F4, ACTIVE 761 sec, OS thread id 35311348672
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54
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4 lock struct(s), heap size 1248, 1 row lock(s), undo log entries 3
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55
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MySQL thread id 271, query id 144154 localhost domain_name_cleared
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56
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Trx read view will not see trx with id >= 3E6E1F5, sees < 3E6E1D0
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57
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---TRANSACTION 3E6E1D0, ACTIVE 885 sec, OS thread id 35311353152
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58
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4 lock struct(s), heap size 1248, 3 row lock(s), undo log entries 1
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59
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MySQL thread id 269, query id 143320 localhost domain_name_cleared
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60
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Trx read view will not see trx with id >= 3E6E1D1, sees < 3E6E1D1
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61
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--------
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62
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FILE I/O
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63
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--------
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64
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I/O thread 0 state: waiting for i/o request (insert buffer thread)
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65
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I/O thread 1 state: waiting for i/o request (log thread)
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66
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I/O thread 2 state: waiting for i/o request (read thread)
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67
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I/O thread 3 state: waiting for i/o request (read thread)
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68
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I/O thread 4 state: waiting for i/o request (read thread)
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69
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I/O thread 5 state: waiting for i/o request (read thread)
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70
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I/O thread 6 state: waiting for i/o request (write thread)
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71
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I/O thread 7 state: waiting for i/o request (write thread)
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72
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I/O thread 8 state: waiting for i/o request (write thread)
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73
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I/O thread 9 state: waiting for i/o request (write thread)
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74
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Pending normal aio reads: 0 [0, 0, 0, 0] , aio writes: 0 [0, 0, 0, 0] ,
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75
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ibuf aio reads: 0, log i/o's: 0, sync i/o's: 0
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76
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Pending flushes (fsync) log: 0; buffer pool: 0
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77
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12363 OS file reads, 6714 OS file writes, 2608 OS fsyncs
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78
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0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s
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79
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-------------------------------------
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80
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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81
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-------------------------------------
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82
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Ibuf: size 1, free list len 5, seg size 7, 28 merges
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83
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merged operations:
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84
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insert 26, delete mark 2, delete 0
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85
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discarded operations:
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86
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insert 0, delete mark 0, delete 0
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87
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Hash table size 1106407, node heap has 217 buffer(s)
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88
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0.00 hash searches/s, 0.00 non-hash searches/s
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89
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---
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90
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LOG
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91
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---
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92
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Log sequence number 13720704204
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93
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Log flushed up to 13720704204
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94
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Last checkpoint at 13720704204
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95
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0 pending log writes, 0 pending chkp writes
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96
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1378 log i/o's done, 0.00 log i/o's/second
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97
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----------------------
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98
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BUFFER POOL AND MEMORY
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99
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----------------------
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100
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Total memory allocated 549978112; in additional pool allocated 0
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101
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Dictionary memory allocated 2768216
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102
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Buffer pool size 32768
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103
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Free buffers 12906
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104
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Database pages 19645
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105
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Old database pages 7271
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106
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Modified db pages 0
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107
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Pending reads 0
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108
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Pending writes: LRU 0, flush list 0, single page 0
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109
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Pages made young 23, not young 0
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110
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0.00 youngs/s, 0.00 non-youngs/s
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111
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Pages read 12706, created 6939, written 13150
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112
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0.00 reads/s, 0.00 creates/s, 0.00 writes/s
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113
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No buffer pool page gets since the last printout
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114
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Pages read ahead 0.00/s, evicted without access 0.00/s
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115
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LRU len: 19645, unzip_LRU len: 0
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116
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I/O sum[0]:cur[0], unzip sum[0]:cur[0]
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117
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--------------
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118
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ROW OPERATIONS
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119
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--------------
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120
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0 queries inside InnoDB, 0 queries in queue
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121
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5 read views open inside InnoDB
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122
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Main thread id 35311345984, state: waiting for server activity
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123
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Number of rows inserted 83738, updated 519, deleted 246, read 3892099
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124
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0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s
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125
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----------------------------
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126
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END OF INNODB MONITOR OUTPUT
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127
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============================
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