【翻译自mos文章】Windows平台下的 Oraagent Memory Leak

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本文介绍了一个出现在Oracle Database 11.2.0.3及后续版本中关于oraagent进程在Windows环境下消耗（泄漏）内存的问题。该问题表现为每天约96MB的内存泄漏，并详细记录了虚拟内存大小的增长情况。文章指出了造成这一问题的根本原因在于Bug 19228181，并提供了修复该问题的方法，即安装包含修复补丁的Windows Bundle Patch 36及其后的版本。

来源于：

Oraagent Memory Leak (文档 ID 1956840.1)

APPLIES TO:

Oracle Database - Enterprise Edition - Version 11.2.0.3 and later
Information in this document applies to any platform.
NOTE: This document is based on the analysis performed in a Windows environment

SYMPTOMS

In Windows environment the oraagent process is consuming (leaking) memory at a rate 96 Mb per day.

The OS Watcher Process output show a steady increase of the processes virtual size:

(PDH-CSV 4.0) (hour date	Process (oraagent # 1) \ Virtual Size (bytes)
7/9/2014 4:24:50 PM	2438983680
7/9/2014 5:23:49 PM	2455564288
7/9/2014 5:24:49 PM	2455564288
7/10/2014 2:23:49 AM	2472144896

CAUSE

The issue is caused by Bug 19228181 11.2.0.3: ORAAGENT MEMORY LEAK.

SOLUTION

The fix for this bug has been included in Windows Bundle Patch 36 and onwards. Please refer to the following document for the latest bundle patch which includes the fix:

Note 161549.1 Oracle Database, CRS, ASM, Networking and EM Agent Patches for Microsoft Platforms