Stay on the job.
You are OK.
"Now the fact is based on the audit data, me issued the command from standby server which I am assuming it is standby database, make the production database shutdown.."
-- Never ever make this kind of assuming again!
-- Type: select name from v$database; before you type any shutdown command from today. REMEMBER IT! This is what I have been doing for years.
-- Let manager know: Sorry I made a mistake which I was not on purpose. I will folow LaoTu's suggetion and it will never happen again.
Enjoy!
