背景：为了禁用 gnome 图形界面，释放更多的系统资源，决定把运行级别从 5 调整到 3 。
环境：
OS ： redhat 6.3 EE
Oracle : 11.2.0.3.8
3 个节点 RAC

故障：调整了 2 套库都没有问题，在调整一套安装比较早的一套 3 个节点 RAC 时，发现刚调整过的 1、3 号节点 CRS 资源全部重启。
根因分析：以下 Oracle bug 导致。

Bug 12610689 - ohasd is rebooted when the runlevel changes from 5 to 3 (Doc ID 12610689.8)

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Bug 12610689 ohasd is rebooted when the runlevel changes from 5 to 3

This note gives a brief overview of bug 12610689.
The content was last updated on: 28-JUN-2013
Click here for details of each of the sections below.

Affects:

Product (Component) Oracle Server (PCW)

Range of versions believed to be affected Versions BELOW 12.1

Versions confirmed as being affected

11.2.0.2

Platforms affected Generic (all / most platforms affected)

Fixed:

The fix for 12610689 is first included in

12.1.0.1 (Base Release)

11.2.0.4 (Server Patch Set)

Interim patches may be available for earlier versions - click here to check.

Symptoms:	Related To:
(None Specified)	Cluster Ready Services / Parallel Server Management

Description

Rediscovery Notes When changing run level from 5 to 3 using "init 3"
on Redhat Linux, CRS stack is restarted. Workaround None

Please note: The above is a summary description only. Actual symptoms can vary. Matching to any symptoms here does not confirm that you are encountering this problem. For questions about this bug please consult Oracle Support.

References

Bug:12610689 (This link will only work for PUBLISHED bugs)
Note:245840.1 Information on the sections in this article

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一不小心，又中了 oracle 一个 bug ：Bug 12610689 - ohasd is rebooted ！

Bug 12610689 ohasd is rebooted when the runlevel changes from 5 to 3

Affects:

Fixed:

Symptoms:

Related To:

Description

References

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