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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/ j; L- p: L* u# d# p
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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:/ ?7 w9 a8 G  ?8 {& ?( i( i3 _
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/etc/my.cnf7 O% C- L) b1 b7 C
/etc/mysql/my.cnf2 J; q6 o  [6 }  S1 r' C
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my.cnf, [mysqld] 畾菔賢乩誑銝撟曇:; n4 T9 @8 }( A6 J5 T# u0 c
slow_query_log = 12 t, ?" a% T! n( G( }) g! I' _
slow_query_log_file = /var/log/mysql-slow.log
' d6 v: k$ U' mlong_query_time = 2

; \) O1 w( O% L: S$ Y! o" A' X隞乩撟曇交:  K9 i( b4 ^9 L

! K8 x7 C' t0 i/ T- i: V# jslow_query_log = 1' n9 |: e, V0 W8 ?+ |6 ^  y' H
蝝瑁Y SQL 隤:
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; s- {% O' H7 Z  gslow_query_log_file = /var/log/mysql-slow.log/ Z% @# u4 B7 f' L
閮剖蝝瑼雿蝵桀 /var/log/mysql-slow.log
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1 Y3 v- n& G; b- p/ Nlong_query_time = 2
, t/ L- T5 Q# j! S0 l7 ~閮剖 SQL 隤亙瑁頞 2 蝘, 靘踵撠 SQL 隤亙脣  C+ c. w$ \$ g0 o4 y0 [

' r% i) X* O1 K. {1 T1 u# o靽格孵末 my.cnf 敺, 啣 MySQL 靘踹鈭/ H2 \# h6 q; m0 P5 X. f

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