问题又现
Thu Jan 12 23:51:54 2012
MMNL absent for 1204 secs; Foregrounds taking over
Fri Jan 13 00:22:20 2012
>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! pid=139
System State dumped to trace file /oracle/admin/sptdi/udump/sptdi1_ora_251018.trc
Fri Jan 13 00:24:10 2012
>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! pid=74
System State dumped to trace file /oracle/admin/sptdi/udump/sptdi1_ora_230082.trc
Fri Jan 13 00:31:05 2012
>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! pid=67
System State dumped to trace file /oracle/admin/sptdi/udump/sptdi1_ora_354096.trc
Fri Jan 13 00:34:15 2012
>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! pid=23
System State dumped to trace file /oracle/admin/sptdi/bdump/sptdi1_reco_456690.trc
Fri Jan 13 01:03:32 2012
>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! pid=181
System State dumped to trace file /oracle/admin/sptdi/udump/sptdi1_ora_213986.trc
Fri Jan 13 01:13:37 2012
MMNL absent for 6051 secs; Foregrounds taking over
拿出来里面的文件，分析，把大概问题锁定在一个Bug 7649406上。
拿出来里面的文件，分析，把大概问题锁定在一个Bug 7649406上。
下面是trace 文件的部分内容。
上面的内容是参数老白的：
*** 2012-01-13 00:24:10.658
*** ACTION NAME:(/2012011221/cdrDDetail.txt.ctl) 2012-01-13 00:24:10.649
*** MODULE NAME:(SQL Loader Conventional Path Load) 2012-01-13 00:24:10.649
*** SERVICE NAME:(sptdi) 2012-01-13 00:24:10.649
*** SESSION ID:(939.24962) 2012-01-13 00:24:10.649
>>> WAITED TOO LONG FOR A ROW CACHE ENQUEUE LOCK! <<<
row cache enqueue: session: 70000078233ef40, mode: N, request: X
这里可以看出，等待的会话是 70000078233ef40。
然后查找，这个会话，找到
SO: 70000078233ef40, type: 4, owner: 700000787268410, flag: INIT/-/-/0x00
(session) sid: 939 trans: 70000078ffac7b8, creator: 700000787268410, flag: (100041) USR/- BSY/-/-/-/-/-
DID: 0001-004A-000035A0, short-term DID: 0001-004A-000035A1
txn branch: 0
oct: 2, prv: 0, sql: 7000006f2d38198, psql: 7000006f2d38198, user: 49/CDMA
会话当前的sql是上面红体，再找这个sql的内容。
SO: 70000064e827410, type: 53, owner: 70000078233ef40, flag: INIT/-/-/0x00
LIBRARY OBJECT LOCK: lock=70000064e827410 handle=7000006f2d38198 mode=N
call pin=0 session pin=0 hpc=0000 hlc=0000
htl=70000064e827490[7000006526e4b90,700000739a82c10] htb=7000006526e4b90 ssga=7000006526e4618
user=70000078233ef40 session=70000078233ef40 count=1 flags=[0000] savepoint=0x4f0efce3
LIBRARY OBJECT HANDLE: handle=7000006f2d38198 mtx=7000006f2d382c8(2) cdp=2
name=
INSERT INTO CDR_D_DETAIL (CITY_ID,SYS_PRODUCT_CODE,MSC_CODE,STARTTIME,CALLTIME,CALLTIMEH,ENDTIME,PERIOD,SEQUENCE_NUMBER,CALL_LENGTH,USER_NUMBER,IMSI,INI_BTS,INI_CELL,INI_CHANNEL_NUM,LAST_BTS,LAST_CELL,LAST_CHANNEL_NUM,PSTN_IN_GATE,PSTN_OUT_GATE,ORIGINATE_NUMBER,OT_TYPE,REQ_SERVICE,CALL_FINAL_CLASS,CDMA_ROUND_TRIP_DELAY,TERMINATE_NUMBER,ACCESS_BTS,ACCESS_CELL,MSC_NO,CALL_ESTABLISHED,SEIZURE_CARRIER,ASSIGNED_CARRIER,ENDING_CARRIER,INIT_CCU,INIT_CE,LAST_CCU,LAST_CE,PSTN_TRUNK_GROUP,PSTN_MEMBER,SPEECH_HANDLER
hash=778391fa29749665bde3155135f6a946 timestamp=01-10-2012 15:52:44
这个sql是用sqlldr加载的时候执行的，正常业务sql.
上面的内容是参数老白的：
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/25099483/viewspace-714874/ ，如需转载，请注明出处，否则将追究法律责任。
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