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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( o0 ?' ?+ P9 z1 w& I

+ }% n0 k, O9 V2 `; Q# b5 j, H閬蝝瑁Y SQL 隤, 臭誑靽格 my.cnf 摰, my.cnf 憭詨其誑銝雿蝵:- i: x3 h- ?  j9 C! c8 t

7 U; _# U5 [* f% F/etc/my.cnf
6 U/ g& E& W  k/etc/mysql/my.cnf
/ P. c+ V$ @; m7 ?, X" E& \. r# H7 y0 W# l0 s' \* A( }6 ]$ }
my.cnf, [mysqld] 畾菔賢乩誑銝撟曇:
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slow_query_log = 1
6 ~- ~& v" w+ W  j* Jslow_query_log_file = /var/log/mysql-slow.log7 T# n7 Z: ~4 [' @, i6 W5 X
long_query_time = 2
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隞乩撟曇交:
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slow_query_log = 1" \- c9 w4 F' q$ L- h+ z
蝝瑁Y SQL 隤:
( {1 q4 u6 E; ^; i+ m
: \: f) K+ p/ D5 W9 m- eslow_query_log_file = /var/log/mysql-slow.log
$ n2 D  R& z$ r. i; z' }! q閮剖蝝瑼雿蝵桀 /var/log/mysql-slow.log8 h7 T2 }% m9 z  v/ B
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long_query_time = 2
$ p# T" j* ^3 A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" s! a( e* Y8 @) m% A- t  Y$ M
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