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Old 06-30-2005
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recover DIsk and make bootable

Hello all,

I'm trying to recover from backup file to a new system with a new disk. I'm able to partition my new hard drive the same way as my old drive, but I'm unable to boot off of it. I have set the fdisk to toogle as a boot flag. But it does not seem to be working. Does anyone know how to install a boot sector with fdisk?

Thanks
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Old 06-30-2005
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What hardware, OS, backup type? Without this information your question is oo vague to be answerable.
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Old 06-30-2005
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I have a Dell powerEdge with SCSI Disks RAID drive.
Running Redhat AS3 update 4.
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Old 07-05-2005
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What method of backup are you using?

Also, what happens when you try to boot (you say it wont boot but what's the error you see?).

Cheers,

d11
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Old 07-05-2005
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Sorry about not making it clear but here is the detail..

I have a Dell poweredge 2650 and it has 5 SCSI drive. The orginal I have drive 0 and 1 mirror and dive 2 and 3 mirror and drive 4 is just a straight SCSI. I have a dump level 0 of dive 0 and drive 2, which I would like to recover completely. The new drive I have are a little smaller and the RAID I have configured is different. Drive 0 is a plain volume while drive 1 and 2 are strips and drive 4 is the backup drive I'm restoring the drives from. I have manually partition the drives with fdisk to reflect the orginal partition table of the system. During fdisk I have also toggle the boot flag and made a boot partition on drive 0 which is where the orginal was kept.
Then I manually restore the dump level 0 from dive 4. Which restore OK. Then I change the /etc/fstab to reflect my new partition table and removed all mount point that may have been in the mtab. I have made the /boot and / partition as close to the orginal as possible. Now when I exit from rescue mode. I system will not boot (It does not even load drivers). It looks like a machine with no OS. It seems to not see the boot partition or the boot image. I have checked the permission and everything, but I'm lost as to why it won't boot.

Running RedHat AS3

THANKS ALL
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