SAP Knowledge Base Article - Preview

2930914 - DB6: FODC Panic issue with "Unexpected OS error" after RHEL upgrade to 7

Symptom

After RHEL upgrade to 7, you may encounter a fodc panic and the following information can be found in the db2diag.log

2020-05-05-14.11.25.538034-300 I12456967E2092 LEVEL: Severe (OS)
PID : 1234 TID : 123456789012345 PROC : db2sysc 0
INSTANCE: db2abc NODE : 000
APPHDL : 0-5
HOSTNAME: hostname
EDUID : 12 EDUNAME: db2resync 0
FUNCTION: DB2 UDB, oper system services, sqloWaitEDUWaitPost, probe:100
MESSAGE : ZRC=0x8300002B=-2097151957

CALLED : OS, -, semop OSERR: EIDRM (43)
DATA #1 : timeout value, 4 bytes
1000
DATA #2 : Bitmask, 8 bytes
0x0000000000000000

2020-05-05-14.11.25.577818-300 I12466407E1402 LEVEL: Severe
PID : 1234 TID : 123456789012345 PROC : db2sysc 0
INSTANCE: db2abc NODE : 000 DB : ABC
HOSTNAME: hostname
EDUID : 123 EDUNAME: db2pfchr (ABC) 0
FUNCTION: DB2 UDB, buffer pool services, sqlbpfRemoveFromQ, probe:172
DATA #1 : String, 157 bytes
ASSERTION FAILED!!!
ASSERTION EXPRESSION: (((sqlzRc)(3 << 24)) != ((rc) & ((sqlzRc)(0x7F000000))))
SOURCE FILE NAME: sqlbpfrfq.C
SOURCE FILE LINE NUMBER: 172
DATA #2 : Codepath, 8 bytes
0
DATA #3 : ZRC, PD_TYPE_ZRC, 4 bytes
0x8300002B
MESSAGE : Unexpected OS error. This most likely means that resources have been
torn down from underneath the prefetcher. Terminating the prefetcher
to prevent infinite looping.

2020-05-05-14.11.25.594841-300 E12471956E869 LEVEL: Critical
PID : 1234 TID : 123456789012345 PROC : db2sysc 0
INSTANCE: db2abc NODE : 000 DB : ABC
HOSTNAME: hostname
EDUID : 123 EDUNAME: db2pfchr (ABC) 0
FUNCTION: DB2 UDB, base sys utilities, sqle_panic, probe:10
MESSAGE : ADM14001C An unexpected and critical error has occurred: "Panic".
The instance may have been shutdown as a result. "Automatic" FODC
(First Occurrence Data Capture) has been invoked and diagnostic
information has been recorded in directory
"/db2/ABC/db2dump/FODC_Panic_2020-05-05-14.11.25.594769_0000/".
Please look in this directory for detailed evidence about what
happened and contact IBM support if necessary to diagnose the
problem.


Read more...

Environment

SAP on IBM Db2 for Linux, UNIX, and Windows and RHEL 7

Keywords

semop OSERR: EIDRM (43), Unexpected OS error, ADM14001C, Red Hat, Redhat, RH, Enterprise Linux, RHEL7 , KBA , BC-DB-DB6 , DB2 Universal Database for Unix / NT , BC-OP-LNX-RH , Red Hat Linux , 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.