IBM Support

DB2 instance can panic when db2pclnr is writing a page to the disk and active log and archive log directory is full

Troubleshooting


Problem

DB2 page cleaners (db2pclnr) while writing page to the disk also updates the log files. If db2pclnr is not able to update the log file due to DISK FULL condition then DB2 instance will panic and shutdown

Symptom

DB2 instance panic and shutdown

Cause

Active and Archived log directory is full

Diagnosing The Problem

db2pclnr will have the following function stack

sqlbLogErr
sqlbClnrAsyncWriteSetup
SQLO_LIO_HANDLE_DATA::sqloDispatchNBlocks
sqloLioReadWriteNBlocks
sqlbClnrWritePages

[{"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Component":"DB2 Tools - Troubleshooting","Platform":[{"code":"PF002","label":"AIX"}],"Version":"9.7","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
16 June 2018

UID

swg21681684