ON AIX 7.1 when env. variable is set like:
export EXTSHM=ON
and DB2ENVLIST includes EXTSHM,
Following error is returned when running db2start in
db2diag.log:
2016-10-22-01.25.24.368535+060 I1472833A622 LEVEL: Error
(OS)
PID : 8323260 TID : 1 PROC :
db2star2
INSTANCE: db2pmba5 NODE : 000
HOSTNAME: pbhastplpw009
EDUID : 1
FUNCTION: DB2 UDB, SQO Memory Management, sqloMemSetPageSize,
probe:100
MESSAGE : ZRC=0x820F0002=-2112946174=SQLO_INV_MEM "Invalid
memory addr"
DIA8561C A invalid memory block was encountered.
CALLED : OS, -, shmctl
OSERR : EINVAL (22) "Invalid argument"
DATA #1 : String, 44 bytes
Failure enabling specified memory page size.
DATA #2 : Logical page size, PD_TYPE_MEM_PAGE_SIZE, 8 bytes
65536
2016-10-22-01.25.28.457030+060 I1484103A797 LEVEL: Error
(OS)
PID : 26214642 TID : 3856 PROC :
db2sysc 0
INSTANCE: db2pmba5 NODE : 000 DB :
DPSMBPDR
APPHDL : 0-10 APPID:
*LOCAL.db2pmba5.161022002529
AUTHID : DB2PMBA5 HOSTNAME: pbhastplpw009
EDUID : 3856 EDUNAME: db2agent (DPSMBPDR) 0
FUNCTION: DB2 UDB, SQO Memory Management, sqloMemSetPageSize,
probe:100
MESSAGE : ZRC=0x820F0002=-2112946174=SQLO_INV_MEM "Invalid
memory addr"
DIA8561C A invalid memory block was encountered.
CALLED : OS, -, shmctl
OSERR : EINVAL (22) "Invalid argument"
DATA #1 : String, 44 bytes
Failure enabling specified memory page size.
DATA #2 : Logical page size, PD_TYPE_MEM_PAGE_SIZE, 8 bytes
65536
This error is more cosmetic and should be replaced by a warning.
Note that EXTSHM is only useful for 32 bit applications and
should be unset in other cases. It is not a DB2 recommended
setting, it being better to simply use loopback TCP/IP
connections for 32 bit applications. |
