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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:
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( |% E' V2 a  w' m0 d/etc/my.cnf
, \. Q; _) F' r9 [/etc/mysql/my.cnf" v/ Z; Z4 Z) U3 {
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my.cnf, [mysqld] 畾菔賢乩誑銝撟曇:# U9 \8 \. u9 c; S2 h  e- U
slow_query_log = 1# |1 W- l# F( N3 t" _$ @/ ~
slow_query_log_file = /var/log/mysql-slow.log
& j0 m2 o  M& Zlong_query_time = 2

2 x7 \. e  J# H6 x6 Z) ?8 O隞乩撟曇交:
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$ J  s% I0 \; K4 Q; ]: A/ K( Vslow_query_log = 1
% j' S3 Y' W9 G% t蝝瑁Y SQL 隤:( y2 [6 o3 x- g, j0 _
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slow_query_log_file = /var/log/mysql-slow.log
" X* K+ m# G6 _! B, T" E: H( D# [閮剖蝝瑼雿蝵桀 /var/log/mysql-slow.log
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long_query_time = 2
. V# l% I/ x6 F  N# M" |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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