翻译自mos文章Windows平台下的 Oraagent Memory Leak

Posted 2020-10-03 cynchanpin

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