Is my V$SESSION_LONGOPS view broken?
Check out the curious results below. Notice the changing SID-serial# and how
elapsed seconds gyrates. None of the below sessions are in V$SESSION. The
sql address and hash is not extant in V$SQL, V$SQLAREA, etc. (Note, we are
using PQO with timed statistics.)
------------------------------------------------------------
col SID-ser# format a10
col secs format 999,999,999 heading "Elapsed|Seconds"
col addhash format a15 heading "SQL Address|Hash"
select substr(lo.sid||'-'||lo.serial#,1,10) "SID-Ser#",
lo.last_update_time "Last Update",
lo.elapsed_seconds secs,
lo.sql_address||'-'||lo.sql_hash_value addhash
from v$session_longops lo
where lo.username not like 'SYS%'
/
Elapsed SQL Address
SID-Ser# Last Update Seconds Hash
---------- ------------------- ------------ ---------------
30-6021 11/28/2001 23:20:21 77 095B5B94-0
30-6021 11/28/2001 23:21:35 74 095B5B94-0
30-6021 11/28/2001 23:22:21 46 095B5B94-0
30-6021 11/28/2001 23:23:24 62 095B5B94-0
30-6021 11/28/2001 23:24:26 62 095B5B94-0
24-3435 11/28/2001 23:59:30 9 59D39B8C-363345
30-7110 11/29/2001 00:40:21 9 59D39B8C-363345
73-2593 03/07/2002 11:39:54 447,507,594 56B9FA30-792775
SQL>/
Elapsed SQL Address
SID-Ser# Last Update Seconds Hash
---------- ------------------- ------------ ---------------
30-6021 11/28/2001 23:20:21 77 095B5B94-0
30-6021 11/28/2001 23:21:35 74 095B5B94-0
30-6021 11/28/2001 23:22:21 46 095B5B94-0
30-6021 11/28/2001 23:23:24 62 095B5B94-0
30-6021 11/28/2001 23:24:26 62 095B5B94-0
24-3435 11/28/2001 23:59:30 9 59D39B8C-363345
30-7110 11/29/2001 00:40:21 9 59D39B8C-363345
51-61397 03/07/2002 11:40:52 0 56B9FA30-792775
SQL>/
Elapsed SQL Address
SID-Ser# Last Update Seconds Hash
---------- ------------------- ------------ ---------------
30-6021 11/28/2001 23:20:21 77 095B5B94-0
30-6021 11/28/2001 23:21:35 74 095B5B94-0
30-6021 11/28/2001 23:22:21 46 095B5B94-0
30-6021 11/28/2001 23:23:24 62 095B5B94-0
30-6021 11/28/2001 23:24:26 62 095B5B94-0
24-3435 11/28/2001 23:59:30 9 59D39B8C-363345
30-7110 11/29/2001 00:40:21 9 59D39B8C-363345
63-34890 03/07/2002 11:41:59 447,507,719 56B9FA30-792775
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--
Author: Orr, Steve
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