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	<title>
	《oracle asm 剖析系列(1) &#8211;disk header》的评论	</title>
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	<link>http://www.killdb.com/2013/01/07/oracle-asm-%e5%89%96%e6%9e%90%e7%b3%bb%e5%88%971/</link>
	<description>Phone:18180207355 提供专业Oracle/MySQL/PostgreSQL数据恢复、性能优化、迁移升级、紧急救援等服务</description>
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				<title>
				作者：oracle asm 剖析系列(1) –disk header &#124; Burning				</title>
				<link>http://www.killdb.com/2013/01/07/oracle-asm-%e5%89%96%e6%9e%90%e7%b3%bb%e5%88%971/#comment-1510</link>
		<dc:creator><![CDATA[oracle asm 剖析系列(1) –disk header &#124; Burning]]></dc:creator>
		<pubDate>Wed, 15 Jun 2016 08:04:09 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1566#comment-1510</guid>
					<description><![CDATA[[...] http://www.killdb.com/2013/01/07/oracle-asm-%E5%89%96%E6%9E%90%E7%B3%BB%E5%88%971.html [...]]]></description>
		<content:encoded><![CDATA[<p>[&#8230;] <a href="http://www.killdb.com/2013/01/07/oracle-asm-%E5%89%96%E6%9E%90%E7%B3%BB%E5%88%971.html" rel="nofollow ugc">http://www.killdb.com/2013/01/07/oracle-asm-%E5%89%96%E6%9E%90%E7%B3%BB%E5%88%971.html</a> [&#8230;]</p>
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				<title>
				作者：desertxu				</title>
				<link>http://www.killdb.com/2013/01/07/oracle-asm-%e5%89%96%e6%9e%90%e7%b3%bb%e5%88%971/#comment-1496</link>
		<dc:creator><![CDATA[desertxu]]></dc:creator>
		<pubDate>Thu, 27 Aug 2015 08:05:00 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1566#comment-1496</guid>
					<description><![CDATA[前au # 50个是元数据，总共是51M元数据

-bash-4.1$ kfed read /dev/raw/raw7 aun=50 &#124;more

kfbh.endian:                          1 ; 0x000: 0x01

kfbh.hard:                          130 ; 0x001: 0x82

kfbh.type:                            4 ; 0x002: KFBTYP_FILEDIR

kfbh.datfmt:                          1 ; 0x003: 0x01

kfbh.block.blk:                     256 ; 0x004: blk=256

kfbh.block.obj:                       1 ; 0x008: file=1

kfbh.check:                  2198926922 ; 0x00c: 0x8310f64a

kfbh.fcn.base:                      442 ; 0x010: 0x000001ba

kfbh.fcn.wrap:                        0 ; 0x014: 0x00000000

kfbh.spare1:                          0 ; 0x018: 0x00000000

kfbh.spare2:                          0 ; 0x01c: 0x00000000

kfffdb.node.incarn:           885382041 ; 0x000: A=1 NUMM=0x1a62edcc

kfffdb.node.frlist.number:   4294967295 ; 0x004: 0xffffffff

kfffdb.node.frlist.incarn:            0 ; 0x008: A=0 NUMM=0x0

kfffdb.hibytes:                       0 ; 0x00c: 0x00000000

kfffdb.lobytes:               104865792 ; 0x010: 0x06402000

kfffdb.xtntcnt:                     101 ; 0x014: 0x00000065

kfffdb.xtnteof:                     101 ; 0x018: 0x00000065

kfffdb.blkSize:                    8192 ; 0x01c: 0x00002000

-bash-4.1$ kfed read /dev/raw/raw7 aun=51&#124;more

kfbh.endian:                          0 ; 0x000: 0x00

kfbh.hard:                          162 ; 0x001: 0xa2

kfbh.type:                            0 ; 0x002: KFBTYP_INVALID

kfbh.datfmt:                          0 ; 0x003: 0x00

kfbh.block.blk:              4290772992 ; 0x004: blk=2143289344 (indirect)

kfbh.block.obj:                       0 ; 0x008: file=0

kfbh.check:                           0 ; 0x00c: 0x00000000

kfbh.fcn.base:                    18886 ; 0x010: 0x000049c6

kfbh.fcn.wrap:                     8192 ; 0x014: 0x00002000

kfbh.spare1:                      12800 ; 0x018: 0x00003200

kfbh.spare2:                 2054913149 ; 0x01c: 0x7a7b7c7d

7EFEF7064400 0000A200 FFC00000 00000000 00000000  [................]

7EFEF7064410 000049C6 00002000 00003200 7A7B7C7D  [.I... ...2..}&#124;{z]

7EFEF7064420 00000000 00000000 00000000 00000000  [................]]></description>
		<content:encoded><![CDATA[<p>前au # 50个是元数据，总共是51M元数据</p>
<p>-bash-4.1$ kfed read /dev/raw/raw7 aun=50 |more</p>
<p>kfbh.endian:                          1 ; 0x000: 0x01</p>
<p>kfbh.hard:                          130 ; 0x001: 0x82</p>
<p>kfbh.type:                            4 ; 0x002: KFBTYP_FILEDIR</p>
<p>kfbh.datfmt:                          1 ; 0x003: 0x01</p>
<p>kfbh.block.blk:                     256 ; 0x004: blk=256</p>
<p>kfbh.block.obj:                       1 ; 0x008: file=1</p>
<p>kfbh.check:                  2198926922 ; 0x00c: 0x8310f64a</p>
<p>kfbh.fcn.base:                      442 ; 0x010: 0x000001ba</p>
<p>kfbh.fcn.wrap:                        0 ; 0x014: 0x00000000</p>
<p>kfbh.spare1:                          0 ; 0x018: 0x00000000</p>
<p>kfbh.spare2:                          0 ; 0x01c: 0x00000000</p>
<p>kfffdb.node.incarn:           885382041 ; 0x000: A=1 NUMM=0x1a62edcc</p>
<p>kfffdb.node.frlist.number:   4294967295 ; 0x004: 0xffffffff</p>
<p>kfffdb.node.frlist.incarn:            0 ; 0x008: A=0 NUMM=0x0</p>
<p>kfffdb.hibytes:                       0 ; 0x00c: 0x00000000</p>
<p>kfffdb.lobytes:               104865792 ; 0x010: 0x06402000</p>
<p>kfffdb.xtntcnt:                     101 ; 0x014: 0x00000065</p>
<p>kfffdb.xtnteof:                     101 ; 0x018: 0x00000065</p>
<p>kfffdb.blkSize:                    8192 ; 0x01c: 0x00002000</p>
<p>-bash-4.1$ kfed read /dev/raw/raw7 aun=51|more</p>
<p>kfbh.endian:                          0 ; 0x000: 0x00</p>
<p>kfbh.hard:                          162 ; 0x001: 0xa2</p>
<p>kfbh.type:                            0 ; 0x002: KFBTYP_INVALID</p>
<p>kfbh.datfmt:                          0 ; 0x003: 0x00</p>
<p>kfbh.block.blk:              4290772992 ; 0x004: blk=2143289344 (indirect)</p>
<p>kfbh.block.obj:                       0 ; 0x008: file=0</p>
<p>kfbh.check:                           0 ; 0x00c: 0x00000000</p>
<p>kfbh.fcn.base:                    18886 ; 0x010: 0x000049c6</p>
<p>kfbh.fcn.wrap:                     8192 ; 0x014: 0x00002000</p>
<p>kfbh.spare1:                      12800 ; 0x018: 0x00003200</p>
<p>kfbh.spare2:                 2054913149 ; 0x01c: 0x7a7b7c7d</p>
<p>7EFEF7064400 0000A200 FFC00000 00000000 00000000  [&#8230;&#8230;&#8230;&#8230;&#8230;.]</p>
<p>7EFEF7064410 000049C6 00002000 00003200 7A7B7C7D  [.I&#8230; &#8230;2..}|{z]</p>
<p>7EFEF7064420 00000000 00000000 00000000 00000000  [&#8230;&#8230;&#8230;&#8230;&#8230;.</p>
]]></content:encoded>
						</item>
						<item>
				<title>
				作者：孙海龙				</title>
				<link>http://www.killdb.com/2013/01/07/oracle-asm-%e5%89%96%e6%9e%90%e7%b3%bb%e5%88%971/#comment-1433</link>
		<dc:creator><![CDATA[孙海龙]]></dc:creator>
		<pubDate>Tue, 20 May 2014 00:52:00 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1566#comment-1433</guid>
					<description><![CDATA[大师，我在AIX上测试时发现测试结果跟你的不一样，磁盘头块差不多，看到第二篇文档就进行不下去了，不知道AIX是不是有些特别的，
AIX方面有什么资料可以参考呢！
谢谢谢，这个问题困惑我很久！]]></description>
		<content:encoded><![CDATA[<p>大师，我在AIX上测试时发现测试结果跟你的不一样，磁盘头块差不多，看到第二篇文档就进行不下去了，不知道AIX是不是有些特别的，<br />
AIX方面有什么资料可以参考呢！<br />
谢谢谢，这个问题困惑我很久！</p>
]]></content:encoded>
						</item>
						<item>
				<title>
				作者：steven				</title>
				<link>http://www.killdb.com/2013/01/07/oracle-asm-%e5%89%96%e6%9e%90%e7%b3%bb%e5%88%971/#comment-1304</link>
		<dc:creator><![CDATA[steven]]></dc:creator>
		<pubDate>Sun, 07 Apr 2013 14:40:00 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1566#comment-1304</guid>
					<description><![CDATA[thanks.]]></description>
		<content:encoded><![CDATA[<p>thanks.</p>
]]></content:encoded>
						</item>
						<item>
				<title>
				作者：Lunar				</title>
				<link>http://www.killdb.com/2013/01/07/oracle-asm-%e5%89%96%e6%9e%90%e7%b3%bb%e5%88%971/#comment-1294</link>
		<dc:creator><![CDATA[Lunar]]></dc:creator>
		<pubDate>Thu, 07 Feb 2013 02:23:00 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1566#comment-1294</guid>
					<description><![CDATA[还是一头雾水，预留的50M空间，体现在哪里呢？]]></description>
		<content:encoded><![CDATA[<p>还是一头雾水，预留的50M空间，体现在哪里呢？</p>
]]></content:encoded>
						</item>
						<item>
				<title>
				作者：sunnyihui				</title>
				<link>http://www.killdb.com/2013/01/07/oracle-asm-%e5%89%96%e6%9e%90%e7%b3%bb%e5%88%971/#comment-1272</link>
		<dc:creator><![CDATA[sunnyihui]]></dc:creator>
		<pubDate>Mon, 07 Jan 2013 13:47:00 +0000</pubDate>
		<guid isPermaLink="false">http://www.killdb.com/?p=1566#comment-1272</guid>
					<description><![CDATA[太深了，看起来有些吃力！！！！]]></description>
		<content:encoded><![CDATA[<p>太深了，看起来有些吃力！！！！</p>
]]></content:encoded>
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