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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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閬蝝瑁Y SQL 隤, 臭誑靽格 my.cnf 摰, my.cnf 憭詨其誑銝雿蝵:+ c7 u- O: e+ F: F4 y9 H4 a, X
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/etc/my.cnf
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my.cnf, [mysqld] 畾菔賢乩誑銝撟曇:9 M) N" t9 K5 @+ N7 o
slow_query_log = 14 n! z& a7 ~1 D5 u# w) v: ^& A
slow_query_log_file = /var/log/mysql-slow.log
+ o6 A0 a1 ]3 F7 R" }long_query_time = 2
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隞乩撟曇交:
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, N+ z8 u( A2 T. K! f0 D% a! @slow_query_log = 18 F7 ?+ d  F9 |3 e* `7 x
蝝瑁Y SQL 隤:
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slow_query_log_file = /var/log/mysql-slow.log! G2 ?& j! W4 T
閮剖蝝瑼雿蝵桀 /var/log/mysql-slow.log
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3 {- ?) e5 c7 H/ s9 Elong_query_time = 2
& e; d4 ~% O6 t( _8 K閮剖 SQL 隤亙瑁頞 2 蝘, 靘踵撠 SQL 隤亙脣
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/ o% V. e6 ]0 i) E6 W7 L5 C靽格孵末 my.cnf 敺, 啣 MySQL 靘踹鈭' |. J4 G$ }/ ~  i! t5 e7 w! H
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