oracle中按CPU资源消耗排序SQL
set lines 180 set pagesize 500 col INSTANCE_NUMBER for 99 col module format a10 col execs for 999,999,999 col etime for 999,999,999.9 col avg_etime for 999,999.999 col avg_cpu_time for 999,999.999 col avg_lio for 999,999,999.9 col avg_pio for 9,999,999.9 col begin_interval_time for a30 col node for 99999 break on plan_hash_value on startup_time skip 1 select * from ( select INSTANCE_NUMBER,sql_id, plan_hash_value, sum(execs) execs, sum(etime) etime, sum(etime)/sum(execs) avg_etime, sum(cpu_time)/sum(execs) avg_cpu_time, sum(lio)/sum(execs) avg_lio, sum(pio)/sum(execs) avg_pio, module from ( select ss.snap_id, ss.instance_number node, begin_interval_time, s.INSTANCE_NUMBER,s.module ,sql_id, plan_hash_value, nvl(executions_delta,0) execs, elapsed_time_delta/1000000 etime, (elapsed_time_delta/decode(nvl(executions_delta,0),0,1,executions_delta))/1000000 avg_etime, buffer_gets_delta lio, disk_reads_delta pio, cpu_time_delta/1000000 cpu_time, (buffer_gets_delta/decode(nvl(buffer_gets_delta,0),0,1,executions_delta)) avg_lio, (cpu_time_delta/decode(nvl(executions_delta,0),0,1,executions_delta)) avg_cpu_time from DBA_HIST_SQLSTAT S, DBA_HIST_SNAPSHOT SS where ss.snap_id = S.snap_id and ss.instance_number = S.instance_number and executions_delta > 0 and ss.begin_interval_time >= sysdate -3 and s.PLAN_HASH_VALUE>0 ) group by INSTANCE_NUMBER,sql_id, plan_hash_value,module order by 8 desc ) where rownum <= 100; /
新闻名称:oracle中按CPU资源消耗排序SQL
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