__ InnoDB Buffer Pool __________________________________________________
Usage 7.97M of 8.00M %Used: 99.61
Read hit 100.00%
Pages
Free 2 %Total: 0.39
Data 499 97.46 %Drty: 0.00
Misc 11 2.15
Latched 0 0.00
Reads 101.06M 8.5/s
From file 373 0.0/s 0.00
Ahead Rnd 19 0.0/s
Ahead Sql 13 0.0/s
Writes 860.88k 0.1/s
Flushes 254.62k 0.0/s
Wait Free 0 0/s
__ InnoDB Lock _________________________________________________________
Waits 424 0.0/s
Current 0
Time acquiring
Total 254266 ms
Average 599 ms
Max 39559 ms
__ InnoDB Data, Pages, Rows ____________________________________________
Data
Reads 502 0.0/s
Writes 344.09k 0.0/s
fsync 158.03k 0.0/s
Pending
Reads 0
Writes 0
fsync 0
Pages
Created 699 0.0/s
Read 523 0.0/s
Written 254.62k 0.0/s
Rows
Deleted 4.59k 0.0/s
Inserted 74.16k 0.0/s
Read 94.67M 8.0/s
Updated 40.61k 0.0/s
Usage 7.97M of 8.00M %Used: 99.61Usage 表示, 总的缓存中, 当前已占用 7.97M, 使用率达 99.61%. 这种情况, 是存在瓶颈的, 需要适当增加缓存总量.
Read hit 100.00%
Pagesinnodb的存储是按页分的, 每页的容量默认是 16K. (详见 http://www.mysqlperformanceblog.com/2006/06/04/innodb-page-size/)
Free 2 %Total: 0.39
Data 499 97.46 %Drty: 0.00
Misc 11 2.15
Latched 0 0.00
Reads 101.06M 8.5/sReads代表从缓存里, 总共读取了多少M的数据.
From file 373 0.0/s 0.00
Ahead Rnd 19 0.0/s
Ahead Sql 13 0.0/s
Writes 860.88k 0.1/s
Flushes 254.62k 0.0/s
Wait Free 0 0/s
Waits 424 0.0/s
Current 0
Time acquiring
Total 254266 ms
Average 599 ms
Max 39559 ms
Data
Reads 502 0.0/s
Writes 344.09k 0.0/s
fsync 158.03k 0.0/s
Pending
Reads 0
Writes 0
fsync 0
Pages
Created 699 0.0/s
Read 523 0.0/s
Written 254.62k 0.0/s
Rows
Deleted 4.59k 0.0/s
Inserted 74.16k 0.0/s
Read 94.67M 8.0/s
Updated 40.61k 0.0/s
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