ORA-07445 [qkanindex] in the alert log for job queue slave process
Last updated on NOVEMBER 28, 2016
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Information in this document applies to any platform.
In alert log, the below errors are popping up periodically.
ORA-07445: exception encountered: core dump [qkanindex()+808]
When you verify the alert log, you will also observe that sql tuning advisor was trying to start just before the ORA-07445 error(like below message).
You will observe this pattern everytime the ORA-07445 is seen.
Begin automatic SQL Tuning Advisor run for special tuning task "SYS_AUTO_SQL_TUNING_TASK"
skdstdst <- ksedst1 <- ksedst <- dbkedDefDump <- ksedmp <- ssexhd <- sighandler <- qkanindex <- 03E903E903E903E9
This error is always seen from job queue slave process.
Recently disabled sql tuning advisor from autotasks of scheduler
Take the output of dba_autotask_client_history.
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