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This article mainly introduces how to report ora-27102 errors when the 11g library of Window server 2008R2 64-bit system installation stops at 2%. It has a certain reference value. Interested friends can refer to it. I hope you will learn a lot after reading this article. Let the editor take you to know about it.

The Window server 2008R2 64-bit system stops at 2% when installing 11g libraries.

Then report an error ora-27102: the solution to out of memory memory overflow!

First of all, it shows that the problem is a parameter of the windows operating system and has nothing to do with oracle!

1. In addition, the proportion of memory allocation has nothing to do with this memory overflow.

The memory size allocation for SGA and PGA during installation is as follows:

SGA 40% / 75%

PGA 40% / 25%

That is, 40% of the total memory is allocated to the database, and SGA accounts for 75%, and SGA accounts for 25%, that is, 3:1.

It is also said on the Internet that the score is 80% and 20%, which is set up according to the actual situation and personal habits, and there is no problem.

2. The progress bar was stuck at 2% during installation, and an error was reported 1 hour later. Memory overflow ora-27102: out of memory

3. Solution:

The problem is the parameters of the window operating system.

1. Open the control panel, select management tools, and open system configuration-Boot-Advanced Settings.

2. Change the number of processor cores from the default 1 to 8 or the maximum, restart, and then install oracle11g. You can succeed.

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