\\ 查询负载很高前35个进程
ps aux|head -1;ps aux|grep -v PID|sort -rn -k +3|head -35
\\ 查询前35负载高的sPID
ps aux|grep -v PID|sort -rn -k +3|head -35|awk ‘{print$2}‘
\\ 把得到的spid替换进来（！！！注意不要少了逗号和分号！！！）
select sql_id from v$session
where paddr in(
select addr from v$process
where spid in(
‘30907‘,
‘31801‘,
‘31463‘,
‘31150‘,
‘32289‘,
‘31895‘,
‘590‘,
‘31952‘,
‘611‘,
‘32152‘,
‘661‘,
‘32542‘,
‘32203‘,
‘2019‘,
‘2215‘
)
)
查询结果显示，sql_id为 fm0738ywgbyxk 出现很多（异常sql_id）
---注：请替换成您实际的sql_id
---注：请替换成您实际的sql_id
---注：请替换成您实际的sql_id
---fm0738ywgbyxk
---12个进程
SELECT sid,serial#,sql_id from v$session where sql_id in ( ‘fm0738ywgbyxk‘ ); SELECT count(*) from v$session where sql_id in ( ‘fm0738ywgbyxk‘ );
---随机抽一条，查看一下具体是执行的啥内容
select sql_text from v$sqlarea a,v$session b where a.SQL_ID=b.PREV_SQL_ID and b.SID=‘291‘;
select c.SCHOOL_ID WAREHOUSE_ID, count( ARCHIVE_ID) SIGN,c.BUSINESS_TYPE from TB_CONTRACT c,FES_STAFF_ARCHIVE st where c.state!=2000 and st.id=c.ARCHIVE_ID and c.PAY_DATE between to_date(‘2020-02-01 00:00:00‘,‘yyyy-MM-dd HH24:MI:SS‘) and to_date(‘2020-04-27 23:59:59‘,‘yyyy-MM-dd HH24:MI:SS‘) and c.BUSINESS_TYPE in (17,21) group by c.SCHOOL_ID ,c.BUSINESS_TYPE
--- 生成kill语句
SELECT ‘alter system kill session ‘‘‘ || SID || ‘,‘ || serial# || ‘‘‘;‘ FROM v$session WHERE sql_id IN (‘fm0738ywgbyxk‘);
--- 执行生成的kill语句，如下：
alter system kill session ‘291,42431‘; alter system kill session ‘483,24520‘; alter system kill session ‘667,23176‘; alter system kill session ‘768,57609‘; alter system kill session ‘861,65267‘; alter system kill session ‘1243,1739‘; alter system kill session ‘1335,44615‘; alter system kill session ‘1522,31640‘; alter system kill session ‘1622,30425‘; alter system kill session ‘1716,7696‘; alter system kill session ‘1808,44494‘; alter system kill session ‘2096,58865‘;