Re: RAID 5 inaccessible - continued

2006-02-16 Thread Krekna Mektek
Oh man! I've never been so happy! Wow. My array is back, with the dd_rescue which indeed came to the rescue. Since I've configured my LVM again, the raid Array is accessible again. Guys, many thanks for your help! dd_rescue is indeed something different then a dd conv=noerror, though I tried that

Re: RAID 5 inaccessible - continued

2006-02-16 Thread Krekna Mektek
Hi, Well, the dd_rescue did it's work, the array is now rebuilding, but it's doing its thing very slowly. But now the following, while the array is rebuilding and with the good image on my new disk (The FaultyRAIDDisk.img), I am trying to mount /dev/md0 already, but it now says : [EMAIL PROTECTE

Re: RAID 5 inaccessible - continued

2006-02-16 Thread Krekna Mektek
Whoops, sorry, I remember something about LVM... I've setup the system with LVM, I'm sure of that. In that case I can't mount /dev/md0 of course.. I need to find out how this stuff works again.. Krekna 2006/2/16, Krekna Mektek <[EMAIL PROTECTED]>: > Hi, > > Well, the dd_rescue did it's work, the

Re: RAID 5 inaccessible - continued

2006-02-15 Thread Krekna Mektek
Er,,, no :) This was on another machine, luckily, I am not that stupid. I was using /dev/hdb in that one, sorry to be a bit unclear about that. Also, I usually sit on my hands for a sec when I do such powerfull commands. Good, so I make some chances then with dd_rescue, I'll let you know then, I h

Re: RAID 5 inaccessible - continued

2006-02-15 Thread Burkhard Carstens
Am Dienstag, 14. Februar 2006 11:35 schrieb Krekna Mektek: [...] > Actually, /dev/hdd1 partition is 390708801 blocks, the disk itself is > a Hitachi 400GB disk. > So this is 390708801 blocks of 1024 bytes. This is according to my > calculation 400085812224 bytes. > The Faulty-RAIDDisk.img is accord

Re: RAID 5 inaccessible - continued

2006-02-15 Thread Krekna Mektek
Hi David, Thank you. I will give ddrescue a shot then. But what is it different than a dd with the noerror conversion? Krekna 2006/2/14, David Greaves <[EMAIL PROTECTED]>: > Krekna Mektek wrote: > > >I want to rebuilt from the good one and the faulty one. That's why I > >wanted to dd the disk to

Re: RAID 5 inaccessible - continued

2006-02-15 Thread Krekna Mektek
I tried this one yesterday, with 2.6.15 that is. The same thing happened, at the bad block sectors it tried and skipped some but after a minute or two it stopped again. Hmmmz. Krekna 2006/2/14, Mike Hardy <[EMAIL PROTECTED]>: > > > Krekna Mektek wrote: > > > The dd actually succeeded, and did fi

Re: RAID 5 inaccessible - continued

2006-02-14 Thread David Greaves
Krekna Mektek wrote: >I want to rebuilt from the good one and the faulty one. That's why I >wanted to dd the disk to an image file, but it complains it has no >boot sector. > > > I did the folowing: dd conv=noerror if=dev/hdd1 of=/mnt/hdb1/Faulty-RAIDDisk.img losetup /dev/loop0

Re: RAID 5 inaccessible - continued

2006-02-14 Thread Krekna Mektek
2006/2/14, Mike Hardy <[EMAIL PROTECTED]>: > > > Krekna Mektek wrote: > > > The dd actually succeeded, and did finish the job in about one day. > > The badblocks were found after about the first 7 Gigs. > > Is this a 3-disk raid5 array? With two healthy disks and one bad disk? Hi Mike! It is a 3 d

Re: RAID 5 inaccessible - continued

2006-02-14 Thread Krekna Mektek
2006/2/14, Neil Brown <[EMAIL PROTECTED]>: > On Tuesday February 14, [EMAIL PROTECTED] wrote: > > Krekna is crying out loud in the empty wilderness > > No one there to help me? > > Nope :-) > > > > I did the folowing: > > > > > > dd conv=noerror if=dev/hdd1 of=/mnt/hdb1/Faulty-RAIDDisk.img > >

Re: RAID 5 inaccessible - continued

2006-02-14 Thread Neil Brown
On Tuesday February 14, [EMAIL PROTECTED] wrote: > Krekna is crying out loud in the empty wilderness > No one there to help me? Nope :-) > > I did the folowing: > > > > dd conv=noerror if=dev/hdd1 of=/mnt/hdb1/Faulty-RAIDDisk.img > > losetup /dev/loop0 /mnt/hdb1/Faulty-RAIDDisk.img .. > > > >

Re: RAID 5 inaccessible - continued

2006-02-14 Thread Krekna Mektek
Krekna is crying out loud in the empty wilderness No one there to help me? Krekna 2006/2/13, Krekna Mektek <[EMAIL PROTECTED]>: > All right, this weekend I was able to use dd to create an imagefile > out of the disk. > I did the folowing: > > dd conv=noerror if=dev/hdd1 of=/mnt/hdb1/Faulty-RA

RAID 5 inaccessible - continued

2006-02-13 Thread Krekna Mektek
All right, this weekend I was able to use dd to create an imagefile out of the disk. I did the folowing: dd conv=noerror if=dev/hdd1 of=/mnt/hdb1/Faulty-RAIDDisk.img losetup /dev/loop0 /mnt/hdb1/Faulty-RAIDDisk.img I edited the mdadm.conf, by replacing /dev/hdd1 for /dev/loop0. But it did not wo

RAID 5 inaccessible

2006-02-08 Thread Krekna Mektek
Hi, I found out that my storage drive was gone and I went to my server to check out what wrong. I've got 3 400GB disks wich form the array. I found out I had one spare and one faulty drive, and the RAID 5 array was not able to recover. After a reboot because of some stuff with Xen my main rootdis