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25 lines
597 B
D
25 lines
597 B
D
#!/usr/sbin/dtrace -s
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#
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# Shows basic query execution time, who execute the query, and on what database
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#pragma D option quiet
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dtrace:::BEGIN
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{
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printf("%-20s %-20s %-40s %-9s\n", "Who", "Database", "Query", "Time(ms)");
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}
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mysql*:::query-start
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{
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self->query = copyinstr(arg0);
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self->connid = arg1;
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self->db = copyinstr(arg2);
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self->who = strjoin(copyinstr(arg3),strjoin("@",copyinstr(arg4)));
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self->querystart = timestamp;
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}
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mysql*:::query-done
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{
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printf("%-20s %-20s %-40s %-9d\n",self->who,self->db,self->query,
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(timestamp - self->querystart) / 1000000);
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}
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