Database Memory & 4030/4031 (MOSC)

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ORA-27100: shared memory realm already exists, Linux-x86_64 Error: 17: File exists

edited May 5, 2020 5:04AM in Database Memory & 4030/4031 (MOSC) 7 commentsAnswered

I am on a production system. I have tried to start second database to  which I have wrongly gave more memory than available and it went to swap during startup.

By Ctrl+C I turned off starting new instance but it seems that it left some garbage on server because when I am starting instance again(with little memory parameters) it says that instance is "started" and when I shut it down it says  "ORA-27102: out of memory", please help..

SYS @ LBank1 > startup nomount pfile='/tmp/mylbankpfile2.ora';

ORA-27100: shared memory realm already exists

Linux-x86_64 Error: 17: File exists

Additional information: 3760

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