Numerous Ora-7445 Errors Occurring Along With Ora-4030 When Exceed Available Swap Space (Doc ID 981146.1)

Last updated on APRIL 06, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 and later
Information in this document applies to any platform.

Symptoms

Numerous ORA-7445 errors are being generated on system followed by an ORA-4030 error.  The failing functions will vary, but these are typical ones you will see.

ORA-07445: exception encountered: core dump [kdiins0()+24] [SIGSEGV] [Address not mapped to object] [0xFFFFFFFF7FFE57C0]
ORA-07445: exception encountered: core dump [kauxsin()+232] [SIGSEGV] [Address not mapped to object] [0xFFFFFFFF7FFEA4D8]
ORA-07445: exception encountered: core dump [kslfre()+260] [SIGSEGV] [Address not mapped to object] [0xFFFFFFFF7FFE2000]

ORA-04030: out of process memory when trying to allocate 8389144 bytes (pga heap,redo read buffer)
ORA-07445: exception encountered: core dump [kdkoin()+4] [SIGSEGV] [Address not mapped to object] [0xFFFFFFFF7FFE9B58]

Cause

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