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	<title>Comentários sobre: Grub com Raid</title>
	<atom:link href="http://petryx.blogrs.com.br/2009/01/24/grub-com-raid/feed/" rel="self" type="application/rss+xml" />
	<link>http://petryx.blogrs.com.br/2009/01/24/grub-com-raid/</link>
	<description>Linux,Java,Postgresql,Banco de dados, Processamento de imagens</description>
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		<title>Por: Rodrigo</title>
		<link>http://petryx.blogrs.com.br/2009/01/24/grub-com-raid/comment-page-1/#comment-6440</link>
		<dc:creator>Rodrigo</dc:creator>
		<pubDate>Thu, 26 Mar 2009 21:23:48 +0000</pubDate>
		<guid isPermaLink="false">http://petryx.blogrs.com.br/?p=131#comment-6440</guid>
		<description>Um detalhe que pode ser importante, abaixo estão os detalhes das minhas partições.

Device	Size	F	Type	Mount
/dev/sda     	153.3GB		ExcelStor-Techno	
/dev/sda1	305.8 MB		Linux native	/boot  
/dev/sda2    	153.0 GB   		Linux RAID             	
/dev/sdb     	153.3 GB   		ExcelStor-Techno	
/dev/sdb1    	153.3 GB   		Linux native           	
/dev/md0     	153.0 GB   		MD Raid         	/</description>
		<content:encoded><![CDATA[<p>Um detalhe que pode ser importante, abaixo estão os detalhes das minhas partições.</p>
<p>Device	Size	F	Type	Mount<br />
/dev/sda     	153.3GB		ExcelStor-Techno<br />
/dev/sda1	305.8 MB		Linux native	/boot<br />
/dev/sda2    	153.0 GB   		Linux RAID<br />
/dev/sdb     	153.3 GB   		ExcelStor-Techno<br />
/dev/sdb1    	153.3 GB   		Linux native<br />
/dev/md0     	153.0 GB   		MD Raid         	/</p>
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		<title>Por: Rodrigo</title>
		<link>http://petryx.blogrs.com.br/2009/01/24/grub-com-raid/comment-page-1/#comment-6438</link>
		<dc:creator>Rodrigo</dc:creator>
		<pubDate>Thu, 26 Mar 2009 21:01:16 +0000</pubDate>
		<guid isPermaLink="false">http://petryx.blogrs.com.br/?p=131#comment-6438</guid>
		<description>Olá Marlon.
Em primeiro lugar muito obrigado por responder.
Vejamos o que eu fiz ok.

srv-pge-012:~ # cat /proc/mdstat
Personalities : [raid1] [raid0] [raid5] [raid4] [linear]
md0 : active raid1 sda2[0] sdb1[1]
      160521408 blocks [2/2] [UU]

unused devices: 

Aí vemos os dois discos.

mount /dev/md0 /mnt/raid

srv-pge-012:/mnt/raid # l
total 31
drwxr-xr-x 22 root root  536 Mar 26 17:06 ./
drwxr-xr-x  3 root root   72 Mar 26 16:53 ../
-rw-------  1 root root 1024 Mar 24 16:02 .rnd
drwxr-xr-x  2 root root 2920 Mar 25 12:04 bin/
drwxr-xr-x  2 root root   48 Mar 24 15:29 boot/
drwxr-xr-x  5 root root 1136 Mar 24 15:29 dev/
drwxr-xr-x 77 root sys  6552 Mar 26 17:14 etc/
drwxr-xr-x  2 root root   48 May  3  2007 home/
drwxrwxr-x  7 root root  328 Mar 26 17:06 jre/
drwxr-xr-x 12 root root 4328 Mar 25 12:11 lib/
drwxr-xr-x  4 root root   96 Mar 26 16:57 media/
drwxr-xr-x  3 root root   72 Mar 26 16:53 mnt/
drwxr-xr-x  6 root sys   144 Mar 26 17:08 opt/
drwxr-xr-x  3 root root   72 Mar 24 15:29 proc/
drwx------ 24 root root 1080 Mar 26 17:08 root/
drwxr-xr-x  3 root root 9008 Mar 25 12:14 sbin/
drwxr-xr-x  4 root root   96 Mar 24 15:30 srv/
drwxr-xr-x  3 root root   72 Mar 24 15:29 sys/
drwxrwxrwt 13 root root 3520 Mar 26 17:30 tmp/
drwxr-xr-x 13 root root  368 Mar 26 17:03 usr/
drwxr-xr-x 16 root root  408 Mar 26 17:08 var/

Unidade montada. entretando olhemos o diretório /boot.
No sintema eu tenho:
srv-pge-012:/mnt/raid # l /boot/
total 7636
drwxr-xr-x  5 root root     632 Mar 25 12:10 ./
drwxr-xr-x 22 root root     536 Mar 26 17:06 ../
-rw-r--r--  1 root root  737605 Jan 19 00:58 System.map-2.6.16.60-0.34-bigsmp
-rw-------  1 root root     512 Mar 24 15:40 backup_mbr
lrwxrwxrwx  1 root root       1 Mar 24 15:33 boot -&gt; ./
-rw-r--r--  1 root root   70582 Jan 19 01:08 config-2.6.16.60-0.34-bigsmp
drwxr-xr-x  2 root root     512 Mar 25 12:10 grub/
lrwxrwxrwx  1 root root      28 Mar 25 12:10 initrd -&gt; initrd-2.6.16.60-0.34-bigsmp
-rw-r--r--  1 root root 3166964 Mar 25 12:10 initrd-2.6.16.60-0.34-bigsmp
-rw-r--r--  1 root root  135680 Mar 24 15:40 message
-rw-r--r--  1 root root  131632 Jan 19 01:13 symsets-2.6.16.60-0.34-bigsmp.tar.gz
-rw-r--r--  1 root root  350005 Jan 19 01:13 symtypes-2.6.16.60-0.34-bigsmp.gz
-rw-r--r--  1 root root   96981 Jan 19 01:12 symvers-2.6.16.60-0.34-bigsmp.gz
-rwxr-xr-x  1 root root 1688781 Jan 19 01:08 vmlinux-2.6.16.60-0.34-bigsmp.gz*
lrwxrwxrwx  1 root root      29 Mar 25 12:10 vmlinuz -&gt; vmlinuz-2.6.16.60-0.34-bigsmp
-rw-r--r--  1 root root 1402884 Jan 19 00:58 vmlinuz-2.6.16.60-0.34-bigsmp

No meu ponto de montagem eu tenho:
srv-pge-012:/mnt/raid # l boot/
total 1
drwxr-xr-x  2 root root  48 Mar 24 15:29 ./
drwxr-xr-x 22 root root 536 Mar 26 17:06 ../
srv-pge-012:/mnt/raid #

Percebe o que há de errado? Me parece que ele não replica os arquivos do /boot. Estou certo?
Caso o problema seja este mesmo como posso solucioná-lo?

Desde de já agradeço pela sua ajuda.
Grande abraço.</description>
		<content:encoded><![CDATA[<p>Olá Marlon.<br />
Em primeiro lugar muito obrigado por responder.<br />
Vejamos o que eu fiz ok.</p>
<p>srv-pge-012:~ # cat /proc/mdstat<br />
Personalities : [raid1] [raid0] [raid5] [raid4] [linear]<br />
md0 : active raid1 sda2[0] sdb1[1]<br />
      160521408 blocks [2/2] [UU]</p>
<p>unused devices: </p>
<p>Aí vemos os dois discos.</p>
<p>mount /dev/md0 /mnt/raid</p>
<p>srv-pge-012:/mnt/raid # l<br />
total 31<br />
drwxr-xr-x 22 root root  536 Mar 26 17:06 ./<br />
drwxr-xr-x  3 root root   72 Mar 26 16:53 ../<br />
-rw&#8212;&#8212;-  1 root root 1024 Mar 24 16:02 .rnd<br />
drwxr-xr-x  2 root root 2920 Mar 25 12:04 bin/<br />
drwxr-xr-x  2 root root   48 Mar 24 15:29 boot/<br />
drwxr-xr-x  5 root root 1136 Mar 24 15:29 dev/<br />
drwxr-xr-x 77 root sys  6552 Mar 26 17:14 etc/<br />
drwxr-xr-x  2 root root   48 May  3  2007 home/<br />
drwxrwxr-x  7 root root  328 Mar 26 17:06 jre/<br />
drwxr-xr-x 12 root root 4328 Mar 25 12:11 lib/<br />
drwxr-xr-x  4 root root   96 Mar 26 16:57 media/<br />
drwxr-xr-x  3 root root   72 Mar 26 16:53 mnt/<br />
drwxr-xr-x  6 root sys   144 Mar 26 17:08 opt/<br />
drwxr-xr-x  3 root root   72 Mar 24 15:29 proc/<br />
drwx&#8212;&#8212; 24 root root 1080 Mar 26 17:08 root/<br />
drwxr-xr-x  3 root root 9008 Mar 25 12:14 sbin/<br />
drwxr-xr-x  4 root root   96 Mar 24 15:30 srv/<br />
drwxr-xr-x  3 root root   72 Mar 24 15:29 sys/<br />
drwxrwxrwt 13 root root 3520 Mar 26 17:30 tmp/<br />
drwxr-xr-x 13 root root  368 Mar 26 17:03 usr/<br />
drwxr-xr-x 16 root root  408 Mar 26 17:08 var/</p>
<p>Unidade montada. entretando olhemos o diretório /boot.<br />
No sintema eu tenho:<br />
srv-pge-012:/mnt/raid # l /boot/<br />
total 7636<br />
drwxr-xr-x  5 root root     632 Mar 25 12:10 ./<br />
drwxr-xr-x 22 root root     536 Mar 26 17:06 ../<br />
-rw-r&#8211;r&#8211;  1 root root  737605 Jan 19 00:58 System.map-2.6.16.60-0.34-bigsmp<br />
-rw&#8212;&#8212;-  1 root root     512 Mar 24 15:40 backup_mbr<br />
lrwxrwxrwx  1 root root       1 Mar 24 15:33 boot -&gt; ./<br />
-rw-r&#8211;r&#8211;  1 root root   70582 Jan 19 01:08 config-2.6.16.60-0.34-bigsmp<br />
drwxr-xr-x  2 root root     512 Mar 25 12:10 grub/<br />
lrwxrwxrwx  1 root root      28 Mar 25 12:10 initrd -&gt; initrd-2.6.16.60-0.34-bigsmp<br />
-rw-r&#8211;r&#8211;  1 root root 3166964 Mar 25 12:10 initrd-2.6.16.60-0.34-bigsmp<br />
-rw-r&#8211;r&#8211;  1 root root  135680 Mar 24 15:40 message<br />
-rw-r&#8211;r&#8211;  1 root root  131632 Jan 19 01:13 symsets-2.6.16.60-0.34-bigsmp.tar.gz<br />
-rw-r&#8211;r&#8211;  1 root root  350005 Jan 19 01:13 symtypes-2.6.16.60-0.34-bigsmp.gz<br />
-rw-r&#8211;r&#8211;  1 root root   96981 Jan 19 01:12 symvers-2.6.16.60-0.34-bigsmp.gz<br />
-rwxr-xr-x  1 root root 1688781 Jan 19 01:08 vmlinux-2.6.16.60-0.34-bigsmp.gz*<br />
lrwxrwxrwx  1 root root      29 Mar 25 12:10 vmlinuz -&gt; vmlinuz-2.6.16.60-0.34-bigsmp<br />
-rw-r&#8211;r&#8211;  1 root root 1402884 Jan 19 00:58 vmlinuz-2.6.16.60-0.34-bigsmp</p>
<p>No meu ponto de montagem eu tenho:<br />
srv-pge-012:/mnt/raid # l boot/<br />
total 1<br />
drwxr-xr-x  2 root root  48 Mar 24 15:29 ./<br />
drwxr-xr-x 22 root root 536 Mar 26 17:06 ../<br />
srv-pge-012:/mnt/raid #</p>
<p>Percebe o que há de errado? Me parece que ele não replica os arquivos do /boot. Estou certo?<br />
Caso o problema seja este mesmo como posso solucioná-lo?</p>
<p>Desde de já agradeço pela sua ajuda.<br />
Grande abraço.</p>
]]></content:encoded>
	</item>
	<item>
		<title>Por: admin</title>
		<link>http://petryx.blogrs.com.br/2009/01/24/grub-com-raid/comment-page-1/#comment-6425</link>
		<dc:creator>admin</dc:creator>
		<pubDate>Wed, 25 Mar 2009 19:17:58 +0000</pubDate>
		<guid isPermaLink="false">http://petryx.blogrs.com.br/?p=131#comment-6425</guid>
		<description>Olá Rodrigo

Verifica se os hds estão sincronizados com o comando
cat /proc/mdstat

ou monta o hd secundário e verifica se possuí os arquivos.

Atenciosamente,
Marlon</description>
		<content:encoded><![CDATA[<p>Olá Rodrigo</p>
<p>Verifica se os hds estão sincronizados com o comando<br />
cat /proc/mdstat</p>
<p>ou monta o hd secundário e verifica se possuí os arquivos.</p>
<p>Atenciosamente,<br />
Marlon</p>
]]></content:encoded>
	</item>
	<item>
		<title>Por: Rodrigo</title>
		<link>http://petryx.blogrs.com.br/2009/01/24/grub-com-raid/comment-page-1/#comment-6423</link>
		<dc:creator>Rodrigo</dc:creator>
		<pubDate>Wed, 25 Mar 2009 19:07:09 +0000</pubDate>
		<guid isPermaLink="false">http://petryx.blogrs.com.br/?p=131#comment-6423</guid>
		<description>Caro Marlon,

Achei interesantissima a matéria e estou realizando os procedimentos em laboratorio, entretanto enfrento um problema. Segue abaixo.

grub&gt; find /boot/grub/stage1
 (hd0,0)

grub&gt;

Como vimos o comando acima lista apenas um dos meus discos. Segue os dados do RAID que criei.

/dev/md0:srv-pge-011:~ # mdadm -D /dev/md0
/dev/md0:
        Version : 00.90.03
  Creation Time : Tue Mar 24 19:07:27 2009
     Raid Level : raid1
     Array Size : 160521408 (153.09 GiB 164.37 GB)
  Used Dev Size : 160521408 (153.09 GiB 164.37 GB)
   Raid Devices : 2
  Total Devices : 2
Preferred Minor : 0
    Persistence : Superblock is persistent

    Update Time : Wed Mar 25 19:03:08 2009
          State : clean
 Active Devices : 2
Working Devices : 2
 Failed Devices : 0
  Spare Devices : 0

           UUID : 4a41c4b7:37ae1318:c1524fcd:5479ef34
         Events : 0.4620

    Number   Major   Minor   RaidDevice State
       0       8        2        0      active sync   /dev/sda2
       1       8       17        1      active sync   /dev/sdb1

Ou seja, vemos que o raid está operacional.
Minha pergunta é, do comando grub&gt; find /boot/grub/stage1 me retornar um resultado como visto acima como devo proceder.
Desde de já agradeço.

Rodrigo</description>
		<content:encoded><![CDATA[<p>Caro Marlon,</p>
<p>Achei interesantissima a matéria e estou realizando os procedimentos em laboratorio, entretanto enfrento um problema. Segue abaixo.</p>
<p>grub&gt; find /boot/grub/stage1<br />
 (hd0,0)</p>
<p>grub&gt;</p>
<p>Como vimos o comando acima lista apenas um dos meus discos. Segue os dados do RAID que criei.</p>
<p>/dev/md0:srv-pge-011:~ # mdadm -D /dev/md0<br />
/dev/md0:<br />
        Version : 00.90.03<br />
  Creation Time : Tue Mar 24 19:07:27 2009<br />
     Raid Level : raid1<br />
     Array Size : 160521408 (153.09 GiB 164.37 GB)<br />
  Used Dev Size : 160521408 (153.09 GiB 164.37 GB)<br />
   Raid Devices : 2<br />
  Total Devices : 2<br />
Preferred Minor : 0<br />
    Persistence : Superblock is persistent</p>
<p>    Update Time : Wed Mar 25 19:03:08 2009<br />
          State : clean<br />
 Active Devices : 2<br />
Working Devices : 2<br />
 Failed Devices : 0<br />
  Spare Devices : 0</p>
<p>           UUID : 4a41c4b7:37ae1318:c1524fcd:5479ef34<br />
         Events : 0.4620</p>
<p>    Number   Major   Minor   RaidDevice State<br />
       0       8        2        0      active sync   /dev/sda2<br />
       1       8       17        1      active sync   /dev/sdb1</p>
<p>Ou seja, vemos que o raid está operacional.<br />
Minha pergunta é, do comando grub&gt; find /boot/grub/stage1 me retornar um resultado como visto acima como devo proceder.<br />
Desde de já agradeço.</p>
<p>Rodrigo</p>
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