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[mysql] MySQL slow query log, 脣瑁Y SQL 隤

[銴鋆賡包
頝唾唳摰璅撅
璅銝
潸” 2019-1-6 16:41:37 | 芰閰脖 撣 |摨閬 |梯璅∪
潸死蝔撘瑁敺, 嗡葉銝閬瑼X亦唳寞航摨怒MySQL 臭誑撠瑁 SQL 隤亙券函銝靘, 臭誑芣臬瑁Y SQL 隤亦銝靘, 璅撠 MySQL 隤亦 Debug 撠梯擛敺憭鈭
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; s$ r: W" a! W! _9 z: a" ^0 q閬蝝瑁Y SQL 隤, 臭誑靽格 my.cnf 摰, my.cnf 憭詨其誑銝雿蝵:/ K: X3 G. y& `: Z3 Y0 ~( j
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/etc/my.cnf
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my.cnf, [mysqld] 畾菔賢乩誑銝撟曇:6 G2 ]! C/ E9 v6 a: O" b
slow_query_log = 13 W4 h3 `: S& y* d; C  W, M
slow_query_log_file = /var/log/mysql-slow.log
' n* e* \9 n: Z8 G% F! C+ W5 Qlong_query_time = 2

% v- [  |# e) j- M) `隞乩撟曇交:
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1 a' w7 l2 S6 [, [slow_query_log = 1
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- F8 T  ^; Y$ Sslow_query_log_file = /var/log/mysql-slow.log8 N! B$ i3 ?7 r9 i- }2 s
閮剖蝝瑼雿蝵桀 /var/log/mysql-slow.log9 |6 j  N, c- d% H* n! ]8 Y  s
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long_query_time = 2
$ {; R; N( H: Y閮剖 SQL 隤亙瑁頞 2 蝘, 靘踵撠 SQL 隤亙脣
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靽格孵末 my.cnf 敺, 啣 MySQL 靘踹鈭" l3 u  K' E5 X' {2 @

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