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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' v; h# a( Z* v' q& s
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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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# w( G8 ?/ l( }" b/etc/my.cnf
, }& E0 |' E2 D7 Z* L/etc/mysql/my.cnf
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my.cnf, [mysqld] 畾菔賢乩誑銝撟曇:. n# {9 n2 A0 d1 C; J) q0 D6 u! I
slow_query_log = 19 j2 E# q9 O, u. V
slow_query_log_file = /var/log/mysql-slow.log
7 |6 Q* u8 f# u$ b  E5 E) g0 slong_query_time = 2
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隞乩撟曇交:$ K# X3 L( y1 r* C6 W
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slow_query_log = 1% v5 q; c5 C8 }% B' u7 u
蝝瑁Y SQL 隤:
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slow_query_log_file = /var/log/mysql-slow.log' R1 ^9 {5 r% O" J3 ]( B
閮剖蝝瑼雿蝵桀 /var/log/mysql-slow.log1 Q* }* U5 ]0 }
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long_query_time = 2
3 L' F( C3 A& Q3 B閮剖 SQL 隤亙瑁頞 2 蝘, 靘踵撠 SQL 隤亙脣6 `. m3 z9 [( s/ }7 L* ?
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靽格孵末 my.cnf 敺, 啣 MySQL 靘踹鈭
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