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		<title>文件read only导致数据库无法open</title>
		<link>https://www.xifenfei.com/2017/12/file-read-only-db-open-ora-01114.html</link>
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		<pubDate>Thu, 14 Dec 2017 14:23:05 +0000</pubDate>
		<dc:creator><![CDATA[惜分飞]]></dc:creator>
				<category><![CDATA[Oracle备份恢复]]></category>
		<category><![CDATA[DBV-00600]]></category>
		<category><![CDATA[O/S-Error: (OS 5)]]></category>
		<category><![CDATA[ORA-01114]]></category>
		<category><![CDATA[ORA-01201]]></category>
		<category><![CDATA[ORA-27091]]></category>

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<p>标题：<a href="https://www.xifenfei.com/2017/12/file-read-only-db-open-ora-01114.html" target="_blank">文件read only导致数据库无法open</a></p>
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<p>在一次客户的恢复请求中,系统被黑客入侵,数据库无法启动.虽然system文件可以拷贝,但是无论拷贝到哪里,都无法dbv和open数据库,报O/S-Error: (OS 5)和DBV-00600错误.最后检查发现是文件设置了只读<br />
<strong>数据库启动报错</strong></p>
<pre class="brush: bash; title: ; notranslate">
ORACLE 例程已经启动。

Total System Global Area 6881345536 bytes
Fixed Size                  2130160 bytes
Variable Size            4026535696 bytes
Database Buffers         2818572288 bytes
Redo Buffers               34107392 bytes
数据库装载完毕。
ORA-01113: 文件 1 需要介质恢复
ORA-01110: 数据文件 1: 'D:\APP\ADMINISTRATOR\ORADATA\xifenfei\SYSTEM01.DBF'


SQL&gt; recover datafile 1;
ORA-00283: 恢复会话因错误而取消
ORA-01114: 将块写入文件 1 时出现 IO 错误 (块 # 1)
ORA-01110: 数据文件 1: 'D:\APP\ADMINISTRATOR\ORADATA\xifenfei\SYSTEM01.DBF'
ORA-27091: 无法将 I/O 排队
ORA-27041: 无法打开文件
OSD-04002: 无法打开文件
O/S-Error: (OS 5) 拒绝访问。

SQL&gt; recover database until cancel using backup controlfile;
ORA-00283: 恢复会话因错误而取消
ORA-01201: 文件 1 标头无法正确写入
</pre>
<p><strong>alert日志报错</strong></p>
<pre class="brush: bash; title: ; notranslate">
Completed: ALTER DATABASE   MOUNT
Sun Dec 10 12:03:20 2017
alter database open
Errors in file d:\app\administrator\diag\rdbms\xifenfei\xifenfei\trace\xifenfei_ora_6860.trc:
ORA-01110: 数据文件 1: 'D:\APP\ADMINISTRATOR\ORADATA\xifenfei\SYSTEM01.DBF'
ORA-01114: 将块写入文件 1 时出现 IO 错误 (块 # 1)
ORA-27041: 无法打开文件
OSD-04002: 无法打开文件
O/S-Error: (OS 5) 拒绝访问。
ORA-01201: 文件 1 标头无法正确写入
ORA-1113 signalled during: alter database open...
Sun Dec 10 12:03:33 2017
ALTER DATABASE RECOVER  datafile 1  
Media Recovery Start
Fast Parallel Media Recovery NOT enabled
Media Recovery failed with error 1114
ORA-283 signalled during: ALTER DATABASE RECOVER  datafile 1  ...
</pre>
<p><strong>dbv检查文件</strong></p>
<pre class="brush: bash; title: ; notranslate">
D:\APP\ADMINISTRATOR\ORADATA&gt;dbv file=system01.dbf

DBVERIFY: Release 11.1.0.7.0 - Production on 星期日 12月 10 19:06:55 2017

Copyright (c) 1982, 2007, Oracle.  All rights reserved.


DBV-00600: 致命错误 - [22] [27041] [0] [0]
</pre>
<p><a href="//www.xifenfei.com"><img src="//www.xifenfei.com/wp-content/uploads/2017/12/win-readonly.jpg" alt="win-readonly" width="384" height="430" class="alignleft size-full wp-image-7276" /></a><br />
<hr />
这里很明显,文件不能写操作的原因,就是由于该属性导致</p>
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