ORA-27101, ORA-27102 error Solution

This article briefly introduces how to solve the ORA-27101, ORA-27102 errors in the use of oracle, students who need to learn can refer to the lower.

This article briefly introduces how to solve the ORA-27101, ORA-27102 errors in the use of oracle, students who need to learn can refer to the lower.

This article briefly introduces how to solve the ORA-27101, ORA-27102 errors in the use of oracle, students who need to learn can refer to the lower.

The error message is as follows:

ORA-27101
Shared memory realm does not exist

Cause: Unable to locate shared memory realm

Action: Verify that the realm is accessible

ORA-27102
Out of memory

Cause: Out of memory

Action: Consult the trace file for details

On centos6 today, we found that oracle shutdown and startup failed. We had a good history and reported the following error:

The Code is as follows:
SQL> shutdown immediate A ORA-01034: ORACLE not available ORA-27101: shared memory realm does not exist Linux-x86_64 Error: 2: No such file or directory SQL> startup ORA-27102: out of memory Linux-x86_64 Error: 12: Cannot allocate memory Additional information: 1 Additional information: 1736716 Additional information: 8

Then, based on the two ora-find and find out, there is no progress, and the parameters remain unchanged.

At last, I suddenly remembered the nasty guy vncserver was opened on the server, but I shut it down at will. top off, I went there and ate a lot of CPU + memory, use root to stop it, and then it will be normal.