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August 29, 2015 13:57
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Grep the times spent by non-cached SQL queries from a log, you can the count it and sum it to get aggregate results of the queries done and the time spent by them
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| cat log/development.log|grep SELECT |grep -v CACHE | ruby -e "ARGF.each{|line| puts line.match(/(\d+\.\d+)ms/).captures rescue nil}" |
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