ORACLE DBA 运维常用查询

数据库当前哪些ACTVIE进程

select a.CLIENT_INFO,

'alter system kill session ''' || a.sid || ',' || a.serial# || ''';' killSQL ,

b.spid,

a.sid,

round(c.value / 60 / 100, 2) CPUUSED,

d.SQL_TEXT,

d.SQL_FULLTEXT,

a.SQL_ID,

substr(a.program, 1, 48) prog,

substr(a.module, 1, 48) mod,

a.machine,

substr(a.action, 1, 48) action,

a.terminal,

a.osuser,

a.status,

a.EVENT

from v$session a, v$process b, v$sesstat c, v$sqlarea d

where c.statistic# = 12

and c.sid = a.sid

and a.paddr = b.addr

and a.status = 'ACTIVE'

AND A.TYPE = 'USER'

and a.SQL_ID = d.SQL_ID /* and SQL_TEXT like 'SELECT * FROM( SELECT X.* , ROWNUM RN%'*/

order by value desc;

编译包卡死的时候查:

SELECT distinct 'alter system kill session ''' || b.sid || ',' || b. SERIAL# || ''';' killSQL,

c.KGLNAOBJ PNAME,

b.MACHINE,b.INST_ID,

'kill -9 '||d.spid killspid

FROM SYS.x$kglpn a, gv$session b, SYS.x$kglob c,gv$process d

WHERE a.KGLPNUSE = b.saddr

And upper(c.KGLNAOBJ) Like 'PKG%'

and a.KGLPNHDL = c.KGLHDADR

and b.paddr=d.addr;

锁等待

SELECT a.inst_id,

b.sid,

b.SERIAL#,

c.spid,

'alter system kill session ''' || b.sid || ',' || b.SERIAL# || ''';' KillSQL,

DECODE(a.request, 0, 'Holder: ', 'Waiter: ') || a.sid sess,

(SELECT SQL_TEXT

FROM V$SQL

WHERE SQL_ID = b.SQL_ID

AND ROWNUM = 1) BLOCKER_SQL_TEXT,

(SELECT

SQL_FULLTEXT

FROM V$SQL

WHERE SQL_ID = b.SQL_ID

AND ROWNUM = 1) FULL_SQL_TEXT,

a.lmode,

b.EVENT,

b.STATUS,

b.sql_id,

b.machine,

a.id1,

a.id2,

a.request,

a.type,

b.P1TEXT,

b.p1,

b.p2text,

b.p2,

b.P3TEXT,

b.p3,

b.taddr

FROM gV$LOCK a, gv$session b, gv$process c

WHERE (a.id1, a.id2, a.type) IN

(SELECT c.id1, c.id2, c.type FROM gV$LOCK c WHERE c.request > 0)

and NVL(b.program, 'AA') not like 'oracle@%'

and a.INST_ID = b.INST_ID

and a.SID = b.SID

and b.INST_ID = c.INST_ID(+)

and b.PADDR = c.ADDR(+) /*and a.inst_id=2*/

ORDER BY a.id1, a.request;