60 lines
2.3 KiB
MySQL
60 lines
2.3 KiB
MySQL
--DEF bufprof_cols=KCBBFSO_TYP,KCBBFSO_OWN,DECODE(KCBBFCR,1,'CR','CUR'),KCBBFWHR,KCBBFWHY,w.KCBWHDES,KCBBPBH,KCBBPBF,m.ksmmmval,p.sid,p.username,p.program
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--DEF bufprof_cols=KCBBFSO_OWN,DECODE(KCBBFCR,1,'CR','CUR'),w.KCBWHDES,KCBBPBF,m.ksmmmval,p.sid
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DEF bufprof_cols=kcbbfso_own,p.sid,DECODE(KCBBFCR,1,'CR','CUR'),w.KCBWHDES
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COL kcbwhdes FOR A30
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COL bufprof_addrlen NEW_VALUE addrlen
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COL bufprof_addrmask NEW_VALUE addrmask
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SET TERMOUT OFF
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SELECT VSIZE(addr) bufprof_addrlen, LPAD('X',VSIZE(addr)*2,'X') bufprof_addrmask FROM x$kcbsw WHERE ROWNUM = 1;
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SET TERMOUT ON
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DEF num_samples=&2
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WITH
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s AS (SELECT /*+ NO_MERGE MATERIALIZE */ 1 r FROM DUAL CONNECT BY LEVEL <= &num_samples),
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p AS (SELECT p.addr paddr, s.saddr saddr, s.sid sid, p.spid spid, s.username, s.program, s.terminal, s.machine
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FROM v$process p, v$session s WHERE s.paddr = p.addr),
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t1 AS (SELECT hsecs FROM v$timer),
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samples AS (
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SELECT /*+ ORDERED USE_NL(bf) USE_NL(m) USE_NL(b) */
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&bufprof_cols,
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COUNT(*) total_samples
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FROM
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s, -- this trick is here to avoid an ORA-600 in kkqcbydrv:1
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(SELECT /*+ NO_MERGE */ caddr top_so, bf.*, m.* FROM
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(SELECT /*+ NO_MERGE */
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b.*,
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HEXTORAW( TRIM(TO_CHAR(TO_NUMBER(RAWTOHEX(b.kcbbfso_own),'&addrmask')+&addrlen*2,'&addrmask')) ) caddr -- call SO address
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FROM x$kcbbf b
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WHERE bitand(b.KCBBFSO_FLG,1) = 1
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) bf,
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x$ksmmem m
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WHERE
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m.addr = bf.caddr
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AND BITAND(bf.KCBBFSO_FLG,1) = 1 -- buffer handle in use
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) b,
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p,
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x$kcbwh w
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WHERE
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--m.addr = HEXTORAW( TRIM(TO_CHAR(TO_NUMBER(RAWTOHEX(bf.KCBBFSO_OWN),'&addrmask')+&addrlen,'&addrmask')) )
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--m.addr = bf.KCBBFSO_OWN
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b.top_SO = p.paddr(+)
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AND b.kcbbfwhr = w.indx
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AND (p.sid LIKE '&1' OR p.sid IS NULL)
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GROUP BY &bufprof_cols
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),
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t2 AS (SELECT hsecs FROM v$timer)
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SELECT /*+ ORDERED */
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s.*
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, (t2.hsecs - t1.hsecs) * 10 * s.total_samples / &num_samples active_pct
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FROM
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t1,
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samples s,
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t2
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ORDER BY
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s.total_samples DESC
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/
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