ORA-7445: [KSMDIALO] when Kill Oracle Process from OS
(Doc ID 1399176.1)
Last updated on OCTOBER 10, 2019
Applies to:
Oracle Database - Enterprise Edition - Version 10.2.0.3 to 10.2.0.5 [Release 10.2]Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
Below error is reported in the ALERT when a Oracle process is killed from the OS side:ksedmp: internal or fatal error
ORA-07445: exception encountered: core dump [ksmdialo()+4] [SIGSEGV] [Address not mapped to object] [0x000000008] [] []
ORA-07445: exception encountered: core dump [ksmdialo()+4] [SIGSEGV] [Address not mapped to object] [0x000000008] [] []
Call Stack looks similar to:
ksmdialo <- ksosp_alloc_cleanup <- kslilcr <- ksl_cleanup
Cause
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In this Document
Symptoms |
Cause |
Solution |