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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4 F0 l9 k0 n& L, U' y- {
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閬蝝瑁Y SQL 隤, 臭誑靽格 my.cnf 摰, my.cnf 憭詨其誑銝雿蝵:, ]8 \5 f6 u0 @1 M. r5 r, m

% k$ t$ b+ w- I6 `; y/etc/my.cnf2 z) n& E6 L& D
/etc/mysql/my.cnf
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my.cnf, [mysqld] 畾菔賢乩誑銝撟曇:
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slow_query_log = 1
9 y/ o% E: i5 d4 Wslow_query_log_file = /var/log/mysql-slow.log
+ Q4 Q+ U7 D, E9 zlong_query_time = 2
$ }  A9 d  u& N& d, ~) y. G5 {
隞乩撟曇交:* @! m9 S$ d/ I) e  `) d1 H" p# ?* N
+ Z: S, N2 h- x/ d
slow_query_log = 1
0 m$ {2 B9 ]1 V+ [. R8 w蝝瑁Y SQL 隤:' |7 _6 m( ^+ F; G

% x' H" x: b* ?slow_query_log_file = /var/log/mysql-slow.log( m  R( K- c% k2 U9 x! f
閮剖蝝瑼雿蝵桀 /var/log/mysql-slow.log5 H* n% A% j( Q+ S

: H6 d: j2 L( h- vlong_query_time = 2
$ y& ~$ i8 I$ ~2 s4 n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
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