How to fix the Oracle error ORA-09745: smscre: vm_allocate error, unable to create shared memory.?

In this post, you’ll learn more about the Oracle ErrorORA-09745: smscre: vm_allocate error, unable to create shared memory. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-09745: smscre: vm_allocate error, unable to create shared memory.

Reason for the Error ORA-09745: smscre: vm_allocate error, unable to create shared memory.

Error in system call vm_allocate. Failed to create SGA as a single shared memory segment.

How to fix the Error ORA-09745: smscre: vm_allocate error, unable to create shared memory. ?

You can fix this error in Oracle by following the below steps

Check result code returned in sercerrno. Verify that the SGA attach address is valid.