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Subject: 9.2.0.8 Patch Set - List of Bug Fixes by Problem Type
  Doc ID: Note:358776.1 Type: README
  Last Revision Date: 21-JUL-2006 Status: PUBLISHED

Bugs fixed in the 9.2.0.8 Patch Set

This note contains a list of fixes EXPECTED to be included in 9.2.0.8. This list may change at any time but it is published to give an indication of known issues in 9.2.0.7. The actual content of the released patch set may not include all fixes listed here.
Bugs are listed by product. RDBMS (Server) bugs are listed under significant headings relating to either a feature or a characteristic of the bug. Some bugs are listed in more than one section. Each bug number is hyperlinked to a Support Bug Description.

Notable exceptions and omissions

Security Alert Issues fixed in the 9.2.0.8 Patch Set

Fixed Bug# Security Alert# Document Summary
9.2.0.8 - - Note 372927.1 Critical Patch Update (Jul 2006)

9.2.0.8 Bug Categories



9.2.0.8 Bug Fixes by Category



Oracle Server


ANSI Joins
3466980 ORA-942 / wrong results compiling views with ansi-joins as user other than the view owner
3986388 OERI:qcsalcd1 using ANSI join/s with pipelined function/s
4096288 Dump (nsoexc) parsing ANSI outer join with functional indexes
4216065 SQL query using ANSI outer join may get poor execution plan / wrong results
4369235 ANSI joins may fail with ORA-1445

ASSM Space Management (Bitmap Managed Segments)
2104780 ORA-4000 specifying PCTFREE when creating table in ASSM
3219117 LOB SEGMENT uses more space with ASSM
3279497 Interupted (Ctrl-C) TRUNCATE can corrupt ASSM table
3610777 Excessive CPU from INDEX insert into ASSM index segment
3857781 ASSM tablespace index branch split/relocate generates huge amount of undo
4055596 TRUNCATE of an auto space managed table with an index sets index block count wrong
4067168 Poor table scan PQ performance possible for ASSM segments
4188324 Wasted space possible in ASSM segments
4207520 DBMS_SPACE.SPACE_USAGE gives wrong results for ASSM LOB segment
4254666 LOB space in ASSM tablespace not reused effectively
4288876 Excessive redo / undo generation from insert/update with ASSM indexes
4464828 OERI[kcbgtcr_12] using ANALYZE on ASSM segment
4475314 DELETE then INSERT without commit on ASSM segment can be slow
4517470 Table corruption with RAC when ASSM managed and truncate used
4694312 Index inserts to ASSM segments can be slow
4887955 Unnecessary extent allocated in locally managed ASSM tablespace in RAC

Advanced Queuing
3616353 HTTP propagation does not update TOTAL_NUMBER in DBA_QUEUE_SCHEDULES
3848650 Invalid (negative) statistics in V$QUEUE
4142308 AQ queues may not fall back to primary instance in RAC
4162272 OCI-21500 from OCIDescriptorFree of OCI_DTYPE_AQMSG_PROPERTIES
4177066 dbms_aq.listen does not detect different subscriber
4330687 AQ dequeue not in FIFO order
4369410 OJMS listeners can miss receiving notifications
4519477 AQ dequeue by correlation id is extremely expensive
4527173 AQ$_JMS_TEXT_MESSAGE.SET_TEXT method does not work correctly with multi-byte character sets
4573912 ORA-24021 in DBMS_AQ_IMPORT_INTERNAL.AQ_DEFN_UPDATE on 9i import of queue
4618808 AQ operation requiring exclusive lib cache lock may hang
4730389 ORA-30757 on propagation from 10.2 -> 8i

Analytic SQL (Windowing etc..)
3593345 INSERT AS SELECT with UNION may dump if using CASE
3669229 OERI[kkqsrre:4] from group_id() in query rewrite
3760380 NULL value for ROWNUM when using an OVER WINDOWING clause
3855374 Dump (qcpircx) parsing SQL which uses WINDOW operations
4573980 Dump in qeesTraverseExpr using a GROUPING operator in a GROUP BY clause

Application Context
3320402 Single byte memory corruption (\0) from SYS_CONTEXT

Bitmap Indexes
2944274 DBMS_METADATA does not handle bitmap join indexes
3026986 Dump (kkpouoe_update_obj_entries) dropping a FAKE bitmap index
3219917 OERI:20083 a DOMAIN index in a rowid-to-bitmap conversion
3389359 OERI[12700] from invalid BITMAP OR in execution plan
3827085 Dump from multi-column inlist with bitmap join index
3929301 ORA-14642 on exchange partition
4350208 PGA memory leak associated with bitmap indexes
4421063 Exchange partition fails with ORA-14098 with 2 or more bitmap join indexes
4533389 ANALYZE INDEX VALIDATE STRUCTURE does not update INDEX_STATS for bitmap indexes
4695511 OERI[kxfqupp_bad_cvl] when creating bitmap index
4697632 OERI[atbbjie2] from exchange partition with bitmap join indexes
5015557 Dump under kkoNewExtractedBMKey or qerixGetKey with bitmap plan and function based index
5078743 Dump (in qkabxo) using bitmap access path in FIRST K ROWS

Change Data Capture
4285404 Streams propogation from 9.2 -> 10.2 gets ORA-25334 / ORA-25292

Cluster Ready Services / Parallel Server Management
4537790P Windows: After reboot CRS startup can be slow

Code Improvement
3995396 Diagnostic enhancement to help try to detect memory corruptions
4053888 ORA-1499 diagnostic trace does not dump REDO for the table block
4067168 Poor table scan PQ performance possible for ASSM segments
4183830 Enhancement to diagnostic dump routine (add ksxpdmp)
4307033 Multi-column partition pruning needs leading columns
4320012 Enhancement - Add support for Albania and Albanian in NLS
4339128 Heavy latch contention from queries against library cache views
4669305 Enhancement: Add diagnostics for OERI[12333]

Compressed Data Storage
4177800 Update on a compress table to set a column to NULL can corrupt the table
4378206 Direct load of compressed table can load duplicate rows

Compressed Key Index / IOT
2977027 DBMS_METADATA generates incorrect DDL for local indexes
4178290 OERI[kghstack_underflow_internal_3]/OERI:711 on UPDATE with UNIQUE constraints

Constraint Related
3765119 ALTER TABLE ADD <col> with foreign key constraint does not validate existing rows
3920138 ORA-2292 from advanced replication
4044738 OERI:qkaPIdsqkn1 adding referential constraint to partitioned table
4044798 Dump (kkdcgkc) from DML dereferencing scoped REFs
4178290 OERI[kghstack_underflow_internal_3]/OERI:711 on UPDATE with UNIQUE constraints
4198593 Apply incorrectly requires unconditional logging of Unique and FK constraints
4398475 Memory corruption from replicated table with self referencing FK constraints
4565536 OERI[insdrv-40] following PK violation in OCI_BATCH_ERRORS mode
4618715 Dump inserting into a view with OLS policy on tables
4620832 Dump in kzrtppg with multiple referential constraints and OLS policy
4742679 ORA-604 / ORA-28133 enabling constraints on table with FGA

Corrupt/Bad Backup
5212539+ LOB corruption for NOCACHE LOBs (ORA-1555/ORA-22924)
4125093 OPEN RESETLOGS is not possible if RMAN backup omits plugged-in READ ONLY tablespaces
5032964 ORA-19731 whilst recovering plugged in file

Corruption
2718475 DML on table with supplemental log group does the wrong thing or OERIs
3279497 Interupted (Ctrl-C) TRUNCATE can corrupt ASSM table
4046842 Table level export/import can produce corrupt TYPE metadata
4053888 ORA-1499 diagnostic trace does not dump REDO for the table block
4198000 ORA-22993 / unreadable LOB data with temp CLOB
4310371 OERI [25027] from concurrent startup / shutdown in RAC
4594912 Incorrect checkpoint possible in datafile headers
4655520 Block corrupted during write not noticed
4767487 Hex dump of corrupt block not written to trace
5017007 MVIEW LOB content incorrect after refresh

Corruption (Corrupt Export)
3983923 Export of a partition with a nested table column exports all nested table rows
4186247 Bad export / IMP-8/IMP-9 when importing long user defined types

Corruption (Dictionary)
4192148+ Incorrect view definition in DBA_VIEWS for "SELECT x.*" type views
2212987 Dictionary corruption can occur as function index allowed when it should not
3936576 Dictionary corruption modifying ADT column to NOT SUBSTITUTABLE
4203874 Dictionary corruption after DROP partition (can cause OERI:17059)
4748597 Moving a LOB in a partitioned table fails to update IND$

Corruption (Incorrect / Missing Corruption Checks)
4720333 Block corruptions reported media recovery

Corruption (Index)
2955004 OERI[kauxs_do_jou:3] / corrupt index from online index rebuild with concurrent DML
3780505 OERI[6302]/corrupt index creating functional index from existing local index
4246090 IOT corruption from buffered INSERT with function based index (ORA-8102)
4409977 Insert into a partition with bitmap indexes can corrupt the index (ORA-1499)

Corruption (Logical)
3494853 Unrelated triggers may be incorrectly dropped when dropping tables/views
3765119 ALTER TABLE ADD <col> with foreign key constraint does not validate existing rows
3983762 Audit followed by noaudit corrupts failure value in audit$
4246090 IOT corruption from buffered INSERT with function based index (ORA-8102)
4378206 Direct load of compressed table can load duplicate rows
4397882 Binding a collection of objects with certain data via PLSQL binds null
4496211 Wrong results after fast refresh of a partitioned materialized view
4515623 Update .. RETURNING with a trigger can produce corrupt column data
4630627 Direct load insert loads incorrect data
4711857 Exp/Imp of table with LONG swaps COMMENTS metadata
4714295 It is possible to drop an OLS group which is still in use in an existing label
4771052 INSTEAD-OF trigger does not update tables correctly over dblink
4775068 Deferred transactions not applied in the correct order when using parallel propagation
4995049 Invalid data inserted into schema based document

Corruption (Physical)
5212539+ LOB corruption for NOCACHE LOBs (ORA-1555/ORA-22924)
4177800 Update on a compress table to set a column to NULL can corrupt the table
4260477 OERI[kcoapl_blkchk] / block corruption with 32k blocksize
4411228 Block corruption with mixture of file system and RAW files
4517470 Table corruption with RAC when ASSM managed and truncate used

DBVerify Utility
3981329 DBV-102 accessing file being written in O_DIRECT mode by DBWR

Database Link / Distributed
2283149 Hint on remote table may be lost
2902721 Dump [qkaPobs] from INSTEAD OF trigger on a view on a remote table
3060358 Open cursors using a sequence in a remote database are not closed (ORA-1000)
3413826 ORA-904 from MERGE SQL across database link
3547585 Using CONNECT BY over a database link to 8i can fail with ORA-1472
3828598 Wrong results with unnested remote subqueries
3901321 Dump during DDL on remote table with domain index
4127518 ORA-928 / ORA-2063 or dump (qkswcInlineQBC) when SET expression over a database link
4146079 Dump in xplInitCtx from remote mapped table in query
4177810 ORA-904 with non-column constants in FROM clause with PQ or remote SQL
4257473 ORA-920 can occur for SQL over a database link
4307318 No anti-join optimization for INSERT as SELECT with NOT IN subquery over db link
4308123 OERI[18117] on PREPARE if branch has updated remote site
4321119 ALTER MATERIALIZED VIEW causes ORA-32337 after DML via database link
4344210 Dump (kpobav) if remote mapped cursor rebuilt
4357668 Dump (k2ggse1) can occur during prepare of multi-branch transaction
4402255 Hang / dump possible using database link
4431181 Dump from SELECT if it changes from remote mapped to not
4451759 OERI:729 using session cached cursors with DB link
4490782 Unparse operations give wrong date for BC TO_DATE literals
4543879 OERI[OCIKDBLinkConn-8], [24327] from parallel distributed update
4581334 Cursors accessing remote tables may be repeatedly rebuilt and not used
4618265 DBMS_PLAN.display / plan_table shows wrong plan for remote queries with BINDs
4622095 Dump kkdlacd() when creating stored outline for DML against a remote table
4627237 autonomous_transaction with DB link to shared server can self deadlock on DX
4658456 ORA-920 from distributed query using CASE against remote table/s
4701527 Cursors not shared when executing procedures over a dblink
4703253 Wrong results from remote colocated join
4708037 ORA-904, ORA-2063 from query that uses TIME ZONE as a cast
4768022 ALTER TABLE can fail with ORA-60
4771052 INSTEAD-OF trigger does not update tables correctly over dblink
4964703 OERI[opixrb-4] [1036] from SELECT over DBLINK with trailing :N or :Q bind names
4968994 Poor plan using SYSDATE in predicate over dblink
5043975 OERI[opixrm-1] [invalid handle] for remote cursor

Datatypes (LOBs/CLOB/BLOB/BFILE)
5212539+ LOB corruption for NOCACHE LOBs (ORA-1555/ORA-22924)
2539368 ORA-12008 / ORA-1000 with MVIEW containing a CLOB with ON COMMIT REFRESH
2931779 False ORA-1555 accessing "cache read" LOBs in RAC
3219117 LOB SEGMENT uses more space with ASSM
3344331 OERI[504] can occur using INSTR on a LOB column
3448802 Exp / Imp / view problems if LOB tablespace blocksize different to table blocksize
3493456 Large LOB data is not applied correctly when running logical standby
3900290 Excessive memory spill in Streams for DDL transactions with LOB DMLs
4113930 Space reclaimation shows HW enqueue contention with concurrent insert of LOBs
4195693 LOB segment space in an ASSM tablespace is not reused effectively
4198000 ORA-22993 / unreadable LOB data with temp CLOB
4207520 DBMS_SPACE.SPACE_USAGE gives wrong results for ASSM LOB segment
4224765 REPLACE on a CLOB spins in kole_simple_string_match
4278912 ORA-24852 if cursor selecting BLOB is rebuilt
4280096 High buffer gets for insert into lob
4303122 Temporary lob is not reused when PLSQL calls Java in a loop
4387452 ORA-22922 trying to DEREF an object view
4401000 OERI[16608] during import of transportable tablespace
4431195 Temporary lob leak during domain index sync operations
4431273 LOB segment PCTVERSION space reclaimation wrong
4559728 Select lob from view loops / OERI [17059] if synonym dropped
4634368 Performance issues with LOBs during reclaimation
4642825 ORA-22922 "non existant lob value" from incomplete bulk fetch
4748597 Moving a LOB in a partitioned table fails to update IND$
5011764 OERI[ktsircinfo_num1] accessing a LOB
5017007 MVIEW LOB content incorrect after refresh

Datatypes (Objects/Types/Collections)
2606632 Insufficient privileges error after user is granted all on nested table column
2742598 Object types with circular references are not exported if not used in table
2844111 DBMS_METADATA gives wrong DDL for PLSQL objects with embedded comments
3518579 Table mode export does not export parent type
3936576 Dictionary corruption modifying ADT column to NOT SUBSTITUTABLE
3983923 Export of a partition with a nested table column exports all nested table rows
4035664 ORA-932 or ORA-904 from CAST in SQL statement in a PLSQL block
4044798 Dump (kkdcgkc) from DML dereferencing scoped REFs
4046842 Table level export/import can produce corrupt TYPE metadata
4060287 Memory leak in OCCI object column with object attribute
4068481 ALTER TABLE to add a nested table column to a partitioned table uses wrong tablespace
4121749 ORA-21779 / dump using TABLE functions / BULK collect
4186247 Bad export / IMP-8/IMP-9 when importing long user defined types
4242649 Object views are slower than they need be
4331352 Wrong results with nested tables and outer queries
4352808 Dump (kglpnal) / OERI:17252 / crash from PQ with TYPE columns
4387452 ORA-22922 trying to DEREF an object view
4431181 Dump from SELECT if it changes from remote mapped to not
4583492 Dump possible using ADT columns when table has many columns
4860003 Sqlplus dump / OCI-21500 [koxsihread1]
4873171 TYPEID does not match after recreate of type
4959569 OERI[kdic_create_journal_table_1] rebuilding REF index ONLINE

Datatypes (TIMESTAMP)
2490569 Logminer may mishandle TIMESTAMP columns with implicit time zone
4197704 OERI:7005 from queries involving partitions and TIMESTAMPs
4237890 %TYPE of a timestamp in a union all view has the wrong precision
4417371 TIMESTAMP columns loose fractional seconds in PQ
4708037 ORA-904, ORA-2063 from query that uses TIME ZONE as a cast
4776636 Wrong value for TIMESTAMP WITH TIME ZONE when NLS_CALENDAR set
4914281 TIMESTAMP WITH TIMEZONE values before 1800 corrupted

Deadlock
3987280 Concurrent GRANT / SET ROLE can hang / deadlock
4029101 Concurrent CREATE TABLE can deadlock (ORA-60)
4114238 Deadlock between dc_users and dc_usernames row cache lock enabling FK
4153150 Deadlock on dc_rollback_segments from concurrent parallel load and undo segment creation
4185270 PMON "failed to acquire row cache enqueue" cleaning a dead process
4275733 Deadlock between library cache lock and row cache lock from concurrent rename partition
4313246 PLSQL execution can hold dc_users row cache lock leading to hang / deadlocks
4329748 ORA-4020 / deadlock quiescing a replication group
4371923 SMON may deadlock on TX enqueue waits for updates to COL_USAGE$ in RAC
4416907 ORA-4020 from DO_DEFERRED_REPCAT_ADMIN with concurrent SQL
4446011 Hang with row cache lock deadlock from concurrent ALTER USER / TRUNCATE
4627237 autonomous_transaction with DB link to shared server can self deadlock on DX
4732503 Self-deadlock on TT enqueue
4768022 ALTER TABLE can fail with ORA-60
5012368 Undetected deadlock in RAC

Direct Path Operations
2698805 Direct path operations from SQL may hang
3865814 OERI:kghalo2 from INSERT APPEND to composite partitioned table
4197943 Dump (kpodpls) can occur using direct path load
4203324 ORA-1031 or ORA-942 from direct path loaded
4378206 Direct load of compressed table can load duplicate rows
4630627 Direct load insert loads incorrect data
4639659 SQLLDR direct load of IOT gets OERI[iot_gtab_mr_rcnt_mismatch]
4675337 OERI[klaprs_12] on sqlload in direct mode from 9.2 client to 10g server

Domain Indexes
3219917 OERI:20083 a DOMAIN index in a rowid-to-bitmap conversion
3901321 Dump during DDL on remote table with domain index
4188472 Memory leak using DOMAIN indexes
4431195 Temporary lob leak during domain index sync operations
4499035 Dump in lnxmin() when using an ANCILLIARY operator of a domain index
4502066 Crash during rebuild of partition domain index leaves index unusable
4644425 SGA corruption on UPDATE with functional domain index

Excessive CPU Usage
3610777 Excessive CPU from INDEX insert into ASSM index segment
4111602 SMON / LMD can consume 100% CPU requesting TA / US enqueue
4224765 REPLACE on a CLOB spins in kole_simple_string_match
4451759 OERI:729 using session cached cursors with DB link
4696143 Shared latch spins should not be multiplied by number of CPUs
4697189 High CPU usage for large sorts
4900129 High CPU consumption during parse for unused CHECK constraints

Export/Import
2284163 Import may dump with indexfile option
2539145 Exempt access policy privilege not recognized by the export utility (false EXP-79)
2686629 IMP-58 / ORA-31000 during import of XML schema with maintainDOM=false
2742598 Object types with circular references are not exported if not used in table
3447032 DBMS_STATS.SET_COLUMN_STATS can be slow (affects IMPORT)
3448802 Exp / Imp / view problems if LOB tablespace blocksize different to table blocksize
3518579 Table mode export does not export parent type
3983923 Export of a partition with a nested table column exports all nested table rows
4046842 Table level export/import can produce corrupt TYPE metadata
4116981 Import may dump when importing triggers
4347949 ORA-1031 importing JAVA CLASS objects owned by SYS
4354488 Exp/imp can change the "logging" attribute of a subpartitioned table
4559546 Cannot used exp/imp of MVIEW with XMLTYPE column
4573912 ORA-24021 in DBMS_AQ_IMPORT_INTERNAL.AQ_DEFN_UPDATE on 9i import of queue
4711857 Exp/Imp of table with LONG swaps COMMENTS metadata
4898699 Reverse key index with system generated name is not exported
5031489 ORA-1455 during full database export

External Tables
2461069 Zoned fields are not working when NULLIF is used in external table
4483831 Bad date data in external table can give wrong results

Flashback
4350027 Session level flashback not enabled within logon triggers

Function Based Index (Including DESC Indexes)
2212987 Dictionary corruption can occur as function index allowed when it should not
2692199 ORA-12805 from PQ MERGE with update clause with a functional index
3975758 INLIST ITERATOR not used if column part of DESC index
4096288 Dump (nsoexc) parsing ANSI outer join with functional indexes
4198156 Index-only retrieval not chosen with IOT and function based index
4246090 IOT corruption from buffered INSERT with function based index (ORA-8102)
4486132 Query using function based index gives wrong results
4767699 Spin in qcsjFindFroInQbc for query with join and functional index
4869429 OERI[qkagby0.4] from PQ with functional index aggregate
4871743 OERI [kkfi.qbcvfr] creating view which uses ROWID of another view
4939157 Dump (evaopn2) using a functional index
5015557 Dump under kkoNewExtractedBMKey or qerixGetKey with bitmap plan and function based index
5045474 Optimizer may not use function based index with NLSSORT of a CHAR column

Gateways / Heterogeneous Services
2937620 HS query may dump
3243584 Shared servers can dump if an HS session migrates between shared servers
3653933 Streams replication to heterogeneous target can be very slow
4102499 Corrupted data selecting CHAR(255) over gateway to multibyte database
4360941 Column contents not displayed if HS query contains explict NULL
4516151 SQLServer streams gives error if DML has nulls for date column
4629856 Wrong results selecting a LONG and a NULL over HS

Global Temporary Tables
3889156 OERI[kcblibr_1] using global temporary table if client disconnected

Globalization Support (NLS)
2991727 Error message text shows as "????" using shared server with nls_language is not AMERICAN
3830455 Memory corruption possible for invalid ISO2022 escape sequences
3935624 ORA-1401 when trying to insert into NVARCHAR2 field
4044836 ALTER SESSION to set an NLS parameter may fail silently
4102499 Corrupted data selecting CHAR(255) over gateway to multibyte database
4275234 ORA-911 (rare) on non default language database
4320012 Enhancement - Add support for Albania and Albanian in NLS
4371638 SQL that uses LIKEC can dump in lxcscom
4414296 csscan reports ORA-1455
4476695 OCI always performs NLS validation
4496189 V$SESSION.PROGRAM can contain partial MULTIBYTE characters
4527173 AQ$_JMS_TEXT_MESSAGE.SET_TEXT method does not work correctly with multi-byte character sets
4648650 SGA NLS inconsistencies leading to OERI/dump/ORA-12705
4757902 SGA NLS handles may be read while inconsistent
4895590 JAVA API createXML() can corrupt multibyte charset input data
4918584 Handling a SQL DATE error in a PLSQL exception block may dump
4950241 DBMS_APPLY_ADM.EXECUTE_ALL_ERRORS() fails with ORA-1403
4964703 OERI[opixrb-4] [1036] from SELECT over DBLINK with trailing :N or :Q bind names
5045474 Optimizer may not use function based index with NLSSORT of a CHAR column

Hang (Involving Shared Resource)
3308044 Dispatcher may spin if session issues Ctrl-C
3875044 "cache buffer chains" latch held by non existing process
4047167 RAC hang possible processing synchronized dump request
4114238 Deadlock between dc_users and dc_usernames row cache lock enabling FK
4164021 OERI [2103] during BACKUP CONTROLFILE to TRACE
4275733 Deadlock between library cache lock and row cache lock from concurrent rename partition
4312871 SMON deadlock in RAC cleaning non-existant objects
4401702 Database hang after OERI[4519] error
4480100 Latch contention for "row cache objects" latch covering DC_USERS
4520104 Database can hang when using resource manager
4672266 LMS hang waiting for 'kjc: wait for msg sends to complete' during shutdown
4732503 Self-deadlock on TT enqueue
4928144 Diagnostics for OERI[1113/4/5/KSSRMP1] can cause database hang
5016142 SMON rollback of large transactions blocks other actions

Hang (Process Hang)
2698805 Direct path operations from SQL may hang
2878379 ALTER PACKAGE COMPILE can hang then OERI:17069 after many hours
3987280 Concurrent GRANT / SET ROLE can hang / deadlock
4153150 Deadlock on dc_rollback_segments from concurrent parallel load and undo segment creation
4290505 OCCI connection pool hangs when database is shut down / restarted
4313246 PLSQL execution can hold dc_users row cache lock leading to hang / deadlocks
4371923 SMON may deadlock on TX enqueue waits for updates to COL_USAGE$ in RAC
4402255 Hang / dump possible using database link
4446011 Hang with row cache lock deadlock from concurrent ALTER USER / TRUNCATE
4449644 "virtual circuit buffers" latch can be held by non-existant process
4459410 DBMS_OUTPUT.get_lines hangs "sql*net more data from client" with fix for bug 4216266
4618808 AQ operation requiring exclusive lib cache lock may hang
4627237 autonomous_transaction with DB link to shared server can self deadlock on DX
4695686 Materialized view refresh hangs if database in restricted mode
4721492 ALTER INDEX REBUILD may hang instead of signalling ORA-54
4752179 Hang when calling extproc and killing client application
4872999 RAC instance cannot get global enqueue

Hang (Process Spins)
3610777 Excessive CPU from INDEX insert into ASSM index segment
4203874 Dictionary corruption after DROP partition (can cause OERI:17059)
4224765 REPLACE on a CLOB spins in kole_simple_string_match
4247779 Oracle process spins trying to dump an UNDO block
4451759 OERI:729 using session cached cursors with DB link
4627203 tuxedo server process spins holding transaction branch allocation latch
4696143 Shared latch spins should not be multiplied by number of CPUs
4697189 High CPU usage for large sorts
4767699 Spin in qcsjFindFroInQbc for query with join and functional index

Hash Join
3033572 Wrong results possible from hash join
4299620 Wrong results from PQ with HASH join

Index Only Tables (IOT)
2768889 OERI[ktugur_1] from UPDATE of IOT with a supplemental log group
3053014 Memory corruption during/after query on IOT using subset of PK columns
4198156 Index-only retrieval not chosen with IOT and function based index
4246090 IOT corruption from buffered INSERT with function based index (ORA-8102)
4457034 OERI:qkaffsindex3 can occur from CONNECT BY on IOT
4639659 SQLLDR direct load of IOT gets OERI[iot_gtab_mr_rcnt_mismatch]
4726573 Secondary index on global partitioned IOT is not used
4770292 Wrong results from CONNECT BY query on IOT with secondary index/es
4925342 OERI [25027] / OERI [25012] on IOT analyze estimate statistics

Instance May Crash
4926861+ Cannot use USE_INDIRECT_DATA_BUFFERS with RAC in 9.2.0.7
2852551 ORA-471 DBWR dies during db_cache_size reduction
3738117 LMS may dump followed by instance crash
3868748 Instance crashes when trying to use "_disable_logging"=true
3892704 During reconfiguration processes may fail with OERI:kjuocl1
4007599 LMS can fail with OERI[kjbenterdlm]
4164021 OERI [2103] during BACKUP CONTROLFILE to TRACE
4191731 OERI[GPGA_MISMATCH] / crash can occur on some platforms
4352808 Dump (kglpnal) / OERI:17252 / crash from PQ with TYPE columns
4384672 SMON may fail with ORA-27103 during recovery of failed RAC instance
4393878 OERI[kclchkping_2] in shared server / PMON
4450964 Instance crash (PMON dump in kglpndl) after killing a shadow process
4473142 OERI[kcoadd_size] can occur in RAC
4581385 Alter database datafile offline crashes instance with OERI:[kcbbxsv_2]
4607458 LMON crashes the instance if DIAG raises ORA-449
4684373 OERI[kjrfnd1] / crash in RAC
4859002 PMON crash cleaning up serially_reusable PLSQL
4863048 LMS OERI[kjbmpocr:dsb] / instance crash with RAC
4903532 RAC instance may be evicted as LMS may not process messages quickly enough
4931933 Improve DIAG process error handling for OS level IPC errors
5043858 Server accept handle leak can crash RAC instance

Instance Startup
4312390P Win: oradim command cannot startup/shutdown the database (ORA-1031)
3368245 Setting FIXED_DATE to NONE with SPFILE causes ORA-65 on STARTUP
4008013 OERI[kcrfr_resize2] during startup
4021229 Startup Force may dump (kghalf)
4125093 OPEN RESETLOGS is not possible if RMAN backup omits plugged-in READ ONLY tablespaces
4345035 OERI:3619 on startup with transported read only tablespace
4367806 ORA-64 on startup if DB_CACHE_SIZE is over 65536M
4394171 Automatic offlining of the datafile in noarchivelog leaves datafile unrecoverable
5032921 ORA-3700 in LGWR after 'alter database activate standby database'

Interoperability (Between Releases)
3547585 Using CONNECT BY over a database link to 8i can fail with ORA-1472
4285404 Streams propogation from 9.2 -> 10.2 gets ORA-25334 / ORA-25292
4459410 DBMS_OUTPUT.get_lines hangs "sql*net more data from client" with fix for bug 4216266
4675337 OERI[klaprs_12] on sqlload in direct mode from 9.2 client to 10g server
4730389 ORA-30757 on propagation from 10.2 -> 8i

JDBC
3642020 Multi-threaded OC4J may dump using JDBC-OCI
4057655 ArrayIndexOutOfBoundsException from JDBC using large number
4159795 ArrayIndexOutOfBoundsException converting certain numbers to a String
4285240 Cannot quiesce replication group with readonly JDBC connections
4895590 JAVA API createXML() can corrupt multibyte charset input data

JavaVM / JSP / Corba etc..
4303122 Temporary lob is not reused when PLSQL calls Java in a loop
4347949 ORA-1031 importing JAVA CLASS objects owned by SYS
4550168 Java stored procedure creates OS directories with wrong permissions
4593539 UGA memory leak using java.lang.ref.References in stored Java
5047902 JVM timezone change for Commonwealth games change (2006)

Job Queues
3333863 DBA_JOBS.LAST_DATE is set even if the job runs with failures
3926058 V$SYSSTAT "opened cursors current" can be incorrect
4434392 Job queue does not work when FIXED_DATE set

Latch Contention
4238592 High pseudo-cursor version count
4339128 Heavy latch contention from queries against library cache views
4480100 Latch contention for "row cache objects" latch covering DC_USERS
4742607 "cache buffer chains" latch contention from concurrent index range scans
4758819 Latch contention possible on buffer cache hash latches

Leak (Memory Leak / Growth)
3565920 ORA-4030 on select from V$SHARED_POOL_RESERVED after resize
3649251 Memory leak from DBMS_XSLPROCESSOR.SelectSingleNode
4060287 Memory leak in OCCI object column with object attribute
4100130 Object level statistics may leak SGA memory on errors
4176732 OCI INSERT using OCI_BATCH_ERROR_MODE leaks client memory
4188472 Memory leak using DOMAIN indexes
4213922 OCIStmtExecute() memory leak/iteration in PLSQL external routine
4244083 PLSQL memory leak
4350208 PGA memory leak associated with bitmap indexes
4375655 Large in-list consumes excessive memory with zero length string in the inlist
4593539 UGA memory leak using java.lang.ref.References in stored Java
4659781 DBMS_XSLPROCESSOR.freestylesheet(xsl) leaks memory / file handles
4672865 Large memory use using package level SYS.LCR$_ROW_RECORD
4746146 Pro client memory leak reexecuting SQL after ORA-1422
4754475 Client memory leak calling PLSQL which executes ALTER SESSION
5004782 Memory leak on repeated connect/disconnect
5014219 Excess memory use for large SQL if there are many children

Leak (Resources Eg: File Handles)
2829335 LMON process may not close files after 'drop tablespace'
3060358 Open cursors using a sequence in a remote database are not closed (ORA-1000)
4303122 Temporary lob is not reused when PLSQL calls Java in a loop
4431195 Temporary lob leak during domain index sync operations
4659781 DBMS_XSLPROCESSOR.freestylesheet(xsl) leaks memory / file handles
4673610 "skgxpdocon: warning .. " messages in RAC
5043858 Server accept handle leak can crash RAC instance
5053820 OCITransRollback() with non-blocking mode leaks cursors

Literal Replacement (CURSOR_SHARING)
3880881 Dump (kkslMarkLiteralBinds) using cursor sharing
3980673 Literal replacement may dump (kkslpbp) if user binds have names like SYS_B_xx
4197915 CAST( x as number(n)) fails in PQ slaves with ORA-1727 with cursor_sharing
4451881 OERI[kkslhsh1] from Insert as SELECT
4458226 High version count with cursor_sharing=force
4607460 Dump [opipls] when CURSOR_SHARING = SIMILAR | FORCE

LogMiner
2490569 Logminer may mishandle TIMESTAMP columns with implicit time zone
4166571 Log miner may dump or error under krvtgct_GetColumnTranslation
4180525 Logminer may dump in krvxsrlctx
4466087 Dump when querying V$LOGMNR_CONTENTS

Memory Corruption
2286150 Memory corruption of 'cursor work heap' using GROUP BY
3053014 Memory corruption during/after query on IOT using subset of PK columns
3304884 Dump (kwrepfb) / memory corruption during evaluation/fetch of large rule sets
3320402 Single byte memory corruption (\0) from SYS_CONTEXT
3630523 Memory corruption / OERI from logminer handling of CTAS operations
3684772 DBMS_XMLGEN.CONVERT can cause memory corruption
3830455 Memory corruption possible for invalid ISO2022 escape sequences
3844195 OERI [17112] registering XML schemas with AnyTypes
3891092 Memory corruption on query
4047969 Memory corruption / OERI[17147] following a "kksfbc:hash" chunk
4121749 ORA-21779 / dump using TABLE functions / BULK collect
4148420 Wrong results / dump with table prefetch enabled
4180525 Logminer may dump in krvxsrlctx
4380928 ALTER MATERIALIZED VIEW LOG add filter columns may dump
4398475 Memory corruption from replicated table with self referencing FK constraints
4551592 Memory corruption using SYS_XMLAGG
4583492 Dump possible using ADT columns when table has many columns
4644425 SGA corruption on UPDATE with functional domain index
5059488 Memory corruption / dump from INDEX SKIP SCAN

Merge SQL (MERGE .. USING)
2619895 Dump / OERI:kcbgcur_9 using PLSQL in SET clause of MERGE .. UPDATE
2692199 ORA-12805 from PQ MERGE with update clause with a functional index
3413826 ORA-904 from MERGE SQL across database link
4206556 ORA-2002 and OERI:kzasps1 when not auditing system privileges
4572043 DML monitoring is incorrect for MERGE / MTI
4644798 Dump (kkmups) using MERGE SQL

Migration / Upgrade / Downgrade
4729821 ORA-1097 running catbkout to back out 9.2.0.7
4860003 Sqlplus dump / OCI-21500 [koxsihread1]

Network
5128282P+ VMS: 9.2.0.7 dead connection detection (DCD) does not work properly
3816595 A processstate dump is produced for a lost connection (12152)
4182572 Shadow process terminates when EXTPROC aborts
4297024 sqlnet.ora not loaded

OCCI
3435371 OCCI statement->setPrefetchRowCount() required for each execute
4060287 Memory leak in OCCI object column with object attribute
4290505 OCCI connection pool hangs when database is shut down / restarted
4380476 getCursor on a CURSOR expression fails when prefetch is turned on in OCCI
4618016 OCCI applicaton dump / OCI-21500 in StatementImpl::doOCIExecute

OCI
3928743 Session migration can fail with ORA-30757
4162272 OCI-21500 from OCIDescriptorFree of OCI_DTYPE_AQMSG_PROPERTIES
4176732 OCI INSERT using OCI_BATCH_ERROR_MODE leaks client memory
4254436 HOMOGENEOUS session pool may have less sessions than minimum specified
4476695 OCI always performs NLS validation
4644880 Client dump using dynamic XA registration
4754475 Client memory leak calling PLSQL which executes ALTER SESSION
5004782 Memory leak on repeated connect/disconnect
5033735 Client dump (ttcdrv) from OCITransRollback in non blocking mode
5053820 OCITransRollback() with non-blocking mode leaks cursors

Online DDL
2955004 OERI[kauxs_do_jou:3] / corrupt index from online index rebuild with concurrent DML
4364202 Failed ONLINE index rebuild not cleaned up by SMON quickly
4959569 OERI[kdic_create_journal_table_1] rebuilding REF index ONLINE

Optimizer
2283149 Hint on remote table may be lost
2423502 Wrong cost estimation with non-prefix bitmap index and nested loop
2856990 Fixed table indexes are not used in some cases
2984492 Index skip scan not considered for LIKE predicates
3142337 OERI[15160] during optimization
3332598 OERI 15160 with OPTIMIZER_MODE=FIRST_ROWS_10
3393866 Wrong results possible from OUTER JOIN to a VIEW
3488546 Subquery in GROUP BY HAVING clause not merged
3593345 INSERT AS SELECT with UNION may dump if using CASE
3628118 Index range scan chosen for LIKE '%a%' predicate with a hint
3857117 Wrong results due to CBO choosing wrong index
3865608 Optimizer does not eliminate outer-join based on join predicate
3929215 Query with inlist can produce duplicate rows
3967276 DBMS_STATS.set_column_stats does not set histogram if NDV <= 2
3975758 INLIST ITERATOR not used if column part of DESC index
3977261 Dump (kkeccomp) when using an outer join
4055596 TRUNCATE of an auto space managed table with an index sets index block count wrong
4130446 ROWNUM predicate may not cause FIRST_ROWS(K) optimization
4134033 ORA-904 from DBMS_STATS.GATHER_TABLE_STATS
4198156 Index-only retrieval not chosen with IOT and function based index
4219175 Create outline with bind variable causes ORA-1790
4222212 Dump (qervwRestoreViewBufPtrs)
4226736 Wrong clustering factor when DBMS_STATS.GATHER_INDEX_STATS runs in parallel
4230236 Wrong result with first_rows(k) for bitmap access path
4235962 IN query transformed to semi-join can be slow
4244360 OERI[16515] during DBMS_STATS.gather_table_stats after split partition
4259955 Wrong results from subquery unnesting with COUNT() functions
4275716 Bad selectivity for predicates using functions over binds
4282228 Dump executing complex view merged query with subquery and DISTINCT
4294948 Cardinality estimation can be wrong first_rows(k) mode
4335559 OERI [kkojcio] during query optimization
4375655 Large in-list consumes excessive memory with zero length string in the inlist
4406309 Incorrectly scaled density with height-balanced histogram
4417410 Analyzing a single composite partition can be slow
4464828 OERI[kcbgtcr_12] using ANALYZE on ASSM segment
4479933 Index skip scan not considered for > or >= with bind variables
4483240 INLIST may use suboptimal index
4483951 Wrong results from MERGE JOIN with subquery predicate on right table with ROWID
4492257 Suboptimal plan possible
4493256 Wrong result possible from complex view merging of ALL/ANY/[NOT]IN subquery
4506312 RBO can produce unnecessary negation predicates during OR expansion with CHAR columns
4519016 Wrong cardinality for INLINE view
4523371 Dump (evaopn2) from query on unmerged inline view
4545463 CBO uses wrong partition for costing when pruning with bind peeking
4570598 Cheapest plan may be rejected in FIRST_ROWS
4573396 CBO does not account for chained rows
4584065 ORDERED hint may not give desired join order
4622095 Dump kkdlacd() when creating stored outline for DML against a remote table
4627335 ORA-904 error from DBMS_STATS against index with special character/s
4643524 Dump in kkoppar() during optimization with remote query block/s
4663804 Bad plan or long parse time possible
4711525 Parsing of bitmapped plans can be slow
4712638 OERI[15160] / dump [kkogbro]
4714706 ORA-1402 on insert into UNION JOIN VIEW with CHECK option
4743096 Dump (in vopqbc) from SQL with complex view
4752814 Wrong selectivity on comparision of VARCHAR2 column with CHAR variable
4772145 Gathering statistics on large indexes is slow
4900129 High CPU consumption during parse for unused CHECK constraints
4901231 Index skip scan not used although cheaper
4904838 INDEX_SS hint may not be honoured and skip scan costing wrong
4947787 SIGFPE from CBO FIRST_ROWS(k) optimization
4968994 Poor plan using SYSDATE in predicate over dblink
5005866 NULL first element is left in multicolumn inlist
5015557 Dump under kkoNewExtractedBMKey or qerixGetKey with bitmap plan and function based index
5043097 OERI [15160] during query optimization
5073703 Column value out of range message not shown in 10053 in 10104
5075054 CBO may dump in vopdup
5078743 Dump (in qkabxo) using bitmap access path in FIRST K ROWS

Oracle Disk Manager
4130116 File is overwritten even when not using REUSE with ODM
4349508 IO errors during recovery of ODM file

Oracle Label Security
4618715 Dump inserting into a view with OLS policy on tables
4620832 Dump in kzrtppg with multiple referential constraints and OLS policy
4714295 It is possible to drop an OLS group which is still in use in an existing label
5013310 ORA-12403 / Duplicate ilabels in lbac$lab

Oracle Text (Formerly interMedia Text)
4358322 OERI [15448] in a query using ctxsys.CONTAINS
4381316 Local TEXT index invalidated when truncating a partition
4431195 Temporary lob leak during domain index sync operations
4499035 Dump in lnxmin() when using an ANCILLIARY operator of a domain index
4614980 OERI:15448 from Text query

PL/SQL
4458790+ ORA-6502 selecting MAX/MIN into a CHAR variable in PLSQL
2987613 OERI[17280] connecting/disconnecting after cancel (Ctrl-C) of a query
3170401 Dump (under peidxino) can occur
3986388 OERI:qcsalcd1 using ANSI join/s with pipelined function/s
4029857 TO_CHAR(null) can be treated as a typeless NULL in PLSQL (PLS-307)
4035664 ORA-932 or ORA-904 from CAST in SQL statement in a PLSQL block
4091504 Position of argument is reversed after revoke any procedure privileges
4121749 ORA-21779 / dump using TABLE functions / BULK collect
4182351 Wrong length returns from UNION ALL in a PLSQL block
4207886 Corruption occurs on object data when copying between variables in PLSQL
4244083 PLSQL memory leak
4247457 No error from select which calls PLSQL function should throw ORA-1422
4313246 PLSQL execution can hold dc_users row cache lock leading to hang / deadlocks
4397882 Binding a collection of objects with certain data via PLSQL binds null
4466869 ORA-14403 from bulk PLSQL operations after truncate operation
4480100 Latch contention for "row cache objects" latch covering DC_USERS
4502755 Accessing DBMS_XMLDOM.DOMDocument in PLSQL can dump
4542097 Dump (qcdoftcn or kotgtsch) from PLSQL when AUDIT_TRAIL set
4725022 Wrong results from a function call using a CONCAT of a NULL
4754475 Client memory leak calling PLSQL which executes ALTER SESSION
4859002 PMON crash cleaning up serially_reusable PLSQL
4888471 SELECT using PLSQL package function can fail with ORA-4068,4061,4065
4918584 Handling a SQL DATE error in a PLSQL exception block may dump

PL/SQL (DBMS Packages)
2747873 DBMS_SPACE.UNUSED_SPACE may fail with OERI:kcbgcur_9
2816302 Table with DROPed column shows in KU$_FHTABLE_VIEW
2844111 DBMS_METADATA gives wrong DDL for PLSQL objects with embedded comments
2944274 DBMS_METADATA does not handle bitmap join indexes
2977027 DBMS_METADATA generates incorrect DDL for local indexes
3221259 ORA-6502 from DBMS_STATS
3304884 Dump (kwrepfb) / memory corruption during evaluation/fetch of large rule sets
3447032 DBMS_STATS.SET_COLUMN_STATS can be slow (affects IMPORT)
3967276 DBMS_STATS.set_column_stats does not set histogram if NDV <= 2
4226736 Wrong clustering factor when DBMS_STATS.GATHER_INDEX_STATS runs in parallel
4244360 OERI[16515] during DBMS_STATS.gather_table_stats after split partition
4459410 DBMS_OUTPUT.get_lines hangs "sql*net more data from client" with fix for bug 4216266
4476592 DBMS_REPAIR.REBUILD_FREELISTS does not uniformly allocate to each freelist group
4627335 ORA-904 error from DBMS_STATS against index with special character/s
4772145 Gathering statistics on large indexes is slow

PL/SQL External Procedures (EXTPROC)
4136900 Cannot interrupt EXTPROC over MTS connection
4182572 Shadow process terminates when EXTPROC aborts
4213922 OCIStmtExecute() memory leak/iteration in PLSQL external routine
4752179 Hang when calling extproc and killing client application

Parallel Query (PQO)
2454206 Allocation of more than 256 PQ slaves fails on remote instance
2692199 ORA-12805 from PQ MERGE with update clause with a functional index
3745911 OERI:qernsRowP can occur in parallel query
3845730 Parallel query may fail with OERI[15819]
3917001 OERI:qkaPIdsqkn1 from PQ of partitioned table
4041253 ORA-12805 trying to execute a query in parallel
4067168 Poor table scan PQ performance possible for ASSM segments
4177810 ORA-904 with non-column constants in FROM clause with PQ or remote SQL
4197915 CAST( x as number(n)) fails in PQ slaves with ORA-1727 with cursor_sharing
4214079 ORA-12801 / ORA-934 can occur in Parallel Query
4243628 ORA-960 from parallel CTAS
4249628 Range list partitioned tables may get serial plans with LIKE on subpartitioning column
4299620 Wrong results from PQ with HASH join
4336528 PQ may be slower than expected (timeouts on "PX Deq: Signal ACK")
4352808 Dump (kglpnal) / OERI:17252 / crash from PQ with TYPE columns
4384780 OERI[qkaOrderByPD 3] from parallel distinct outer join with ROWNUM
4409977 Insert into a partition with bitmap indexes can corrupt the index (ORA-1499)
4417371 TIMESTAMP columns loose fractional seconds in PQ
4483396 ORA-979 not a group by expression from PQ slave
4543879 OERI[OCIKDBLinkConn-8], [24327] from parallel distributed update
4544805 ORA-918 from PQ slave
4695511 OERI[kxfqupp_bad_cvl] when creating bitmap index
4869429 OERI[qkagby0.4] from PQ with functional index aggregate
4901155 Dump from PQ with large number of columns with over 1001 indexes
4927605 Wrong results from PQ execution of "NULLIF"
4944262 Parallel CTAS fails with ORA-12704 using CAST function

Partitioned Tables
2423502 Wrong cost estimation with non-prefix bitmap index and nested loop
3020305 Dump (kkpamrget) from star join with anti-joins
3133151 OERI:qergiStart2 on create index with partitioned table
3359137 Dump (in kglobpc) can occur during exchange partition
3384512 ORA-1 during fast refresh of ROWID based MVIEW after TRUNCATE PARTITION on base table
3448802 Exp / Imp / view problems if LOB tablespace blocksize different to table blocksize
3780505 OERI[6302]/corrupt index creating functional index from existing local index
3865814 OERI:kghalo2 from INSERT APPEND to composite partitioned table
3917001 OERI:qkaPIdsqkn1 from PQ of partitioned table
3929301 ORA-14642 on exchange partition
3936808 ORA-26082 from SQLLOAD of multiple partitions with DIRECT=Y
3983923 Export of a partition with a nested table column exports all nested table rows
4044738 OERI:qkaPIdsqkn1 adding referential constraint to partitioned table
4068481 ALTER TABLE to add a nested table column to a partitioned table uses wrong tablespace
4197704 OERI:7005 from queries involving partitions and TIMESTAMPs
4203874 Dictionary corruption after DROP partition (can cause OERI:17059)
4221789 ORA-14642 during EXCHANGE PARTITION after DROP/ADD column
4231921 Truncate partition tables leaks SGA memory
4249628 Range list partitioned tables may get serial plans with LIKE on subpartitioning column
4275733 Deadlock between library cache lock and row cache lock from concurrent rename partition
4307033 Multi-column partition pruning needs leading columns
4354488 Exp/imp can change the "logging" attribute of a subpartitioned table
4381316 Local TEXT index invalidated when truncating a partition
4389673 SKIP_UNUSABLE_INDEXES does not take effect for unusable subpartitions
4421063 Exchange partition fails with ORA-14098 with 2 or more bitmap join indexes
4461334 Index subpartitions do not inherit index level logging attribute
4466869 ORA-14403 from bulk PLSQL operations after truncate operation
4496211 Wrong results after fast refresh of a partitioned materialized view
4502066 Crash during rebuild of partition domain index leaves index unusable
4524089 Wrong results / no data from temp table transformation with partitioned table
4545463 CBO uses wrong partition for costing when pruning with bind peeking
4697632 OERI[atbbjie2] from exchange partition with bitmap join indexes
4726573 Secondary index on global partitioned IOT is not used
4748597 Moving a LOB in a partitioned table fails to update IND$
4888264 Wrong results from select on partitioned table with NULL in multicolumn inlist
5011764 OERI[ktsircinfo_num1] accessing a LOB

Performance Affected (General)
4658188* Long waits for "ksu process alloc latch yield". This bug is alerted in Note 343180.1
4103409P HPUX: Performance degradation observed in 9206 than in 9204
3653933 Streams replication to heterogeneous target can be very slow
4185270 PMON "failed to acquire row cache enqueue" cleaning a dead process
4508821 DBWRs of both nodes on RAC sometimes do not process CIC concurrently
4696143 Shared latch spins should not be multiplied by number of CPUs
4758819 Latch contention possible on buffer cache hash latches
5016142 SMON rollback of large transactions blocks other actions
5103362 Instance recovery may be delayed

Performance Monitoring
3519807 ORA-4031 querying V$SEGSTAT
3565920 ORA-4030 on select from V$SHARED_POOL_RESERVED after resize
3926058 V$SYSSTAT "opened cursors current" can be incorrect
4336997 Queries against GV$SQL_PLAN slow
4345994 V$SHARED_POOL_ADVICE.ESTD_LC_TIME_SAVED_FACTOR column always 0
4434689 OERI[504] / dumps selecting from V$SQL_PLAN
4533389 ANALYZE INDEX VALIDATE STRUCTURE does not update INDEX_STATS for bitmap indexes
4557834 Queries against DBA_LOBS etc.. may be slow
4572043 DML monitoring is incorrect for MERGE / MTI
4618265 DBMS_PLAN.display / plan_table shows wrong plan for remote queries with BINDs
4730974 False high numbers in "ave pin time" statistics
4942939 Very high values for ODM/ASM readtim/writetim in V$FILESTAT

Performance Of Certain Operations Affected
3763572 Concurrent "alter tablespace read only" may be slow
3857781 ASSM tablespace index branch split/relocate generates huge amount of undo
4110489 RMAN skip read only tablespace can be slow skipping tablespaces
4113930 Space reclaimation shows HW enqueue contention with concurrent insert of LOBs
4280096 High buffer gets for insert into lob
4288876 Excessive redo / undo generation from insert/update with ASSM indexes
4339128 Heavy latch contention from queries against library cache views
4417410 Analyzing a single composite partition can be slow
4430964 ALTER TABLESPACE READ WRITE slow with very large buffer cache
4446528 PMON can be slow to clear row locks for rolled back XA transaction