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Instance Fails To Start With ORA-7445 [PC:0xEE00] And ORA-3113 (Doc ID 2983883.1)

Last updated on NOVEMBER 26, 2023

Applies to:

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


On AIX 7.2 19c 2-node RAC, database instance on node1 fails to start with the following errors.

The truss log during instance startup showed it stopped at kwaitpid after kfork.

13828570: 69992835: kfork() = 16646484
13828570: 69992835: thread_setmystate(0x0FFFFFFFFFFDBB60, 0x0000000000000000) = 0
13828570: 69992835: sigprocmask(0, 0x0FFFFFFFFFFDBF38, 0x0000000000000000) = 0
13828570: 69992835: sigprocmask(1, 0x0FFFFFFFFFFDC038, 0x0000000000000000) = 0
14549262: 86770067: kread(10, "\0\0\0BB06\0\0\0\0\004\0".., 8208) (sleeping...)
13828570: 69992835: kwaitpid(0x0FFFFFFFFFFDC194, 16646484, 4, 0x0000000000000000, 0x0000000000000000) (sleeping...)


No obvious system and database configuration changes were performed before startup.


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