Symptom
You observe the following extent movement errors in the db2diag.log. This error may also be accompanied by dumps reported in ST22 and/or database crash.
2022-09-23-16.34.15.146961+120 E3940286E515 LEVEL: Info
PID : 20463 TID : 140724972545792 PROC : db2sysc 0
INSTANCE: db2whd NODE : 000 DB : WHD
APPHDL : 0-117 APPID: *LOCAL.DB2.220923143427
AUTHID : DB2WHD HOSTNAME: wid046
EDUID : 175 EDUNAME: db2agent (WHD) 0
FUNCTION: DB2 UDB, buffer pool services, sqlbExtentMovementEntryPoint, probe:6902
DATA #1 : <preformatted>
Extent Movement started on table space 22
2022-09-23-16.34.15.424752+120 I3940802E2081 LEVEL: Severe
PID : 20463 TID : 140724972545792 PROC : db2sysc 0
INSTANCE: db2whd NODE : 000 DB : WHD
APPHDL : 0-117 APPID: *LOCAL.DB2.220923143427
AUTHID : DB2WHD HOSTNAME: wid046
EDUID : 175 EDUNAME: db2agent (WHD) 0
FUNCTION: DB2 UDB, buffer pool services, sqlbFindEMPMappingMovedExtent, probe:2964
MESSAGE : ZRC=0x8002045B=-2147351461=SQLB_EM_SCAN_ERROR
"Error occurred during extent movement."
You then run the 'db2dart' utility to check database integrity which reports orphaned extents for one or more tablespaces.
Error: Extent number 14894413 in tablespace 22 is orphaned
Error: Extent number 14894414 in tablespace 22 is orphaned
Error: Extent number 14894415 in tablespace 22 is orphaned
Error: Extent number 14894416 in tablespace 22 is orphaned
Error: Extent number 14894417 in tablespace 22 is orphaned
Error: Extent number 14894418 in tablespace 22 is orphaned
Error: Extent number 14894419 in tablespace 22 is orphaned
Error: Extent number 14894420 in tablespace 22 is orphaned
Error: Extent number 14894421 in tablespace 22 is orphaned
Tablespace with tablespace Id 22 is damaged. Your tablespace Id may and probably will be different.
Read more...
Environment
- IBM DB2 LUW (DB6) any release
Product
Keywords
SQL1034C , extent , orphan , sqlbFindEMPMappingMovedExtent , KBA , BC-DB-DB6 , DB2 Universal Database for Unix / NT , Problem
About this page
This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).Search for additional results
Visit SAP Support Portal's SAP Notes and KBA Search.