I started running an Oracle Enterprise Linux 5.6 with an Oracle 11.2 database.
When I started the dbca I was hit by this error:
Any ORA-27xxx error looks scary to me but they all seem to boil down to issues with the kernel's semaphore settings.
So I opened the sysctl.conf file and to my astonishment found the following:
I changed the kernel.sem line to something more useful with 4 parameters. Running sysctl -p and a restart solved the problem.
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