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long_query_time = 1
log-slow-queries = /var/youpath/slow.log
log-queries-not-using-indexes
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ÏÈmysqldumpslow –helpÒÔÏ£¬eËüÖ÷ÒªÓõÄÊÇ
-s ORDER what to sort by (t, at, l, al, r, ar etc), ‘at’ is default
-t NUM just show the top n queries
-g PATTERN grep: only consider stmts that include this string
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mysqldumpslow -s c -t 20 host-slow.log
mysqldumpslow -s r -t 20 host-slow.log
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mysqldumpslow -t 10 -s t -g “left join” host-slow.log
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