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I attached an old win10 drive from my dead system and it booted without me having to install. I got the bios updated and that seems to have done the trick. I can now get to the Ubuntu server...

Memory and CPU are the top of the line tested options from Samsung / Intel according to this link on the ZOTAC support page: http://downloads.zotac.com/mediadrivers/mb/cpu/a146.txt

At the time I...

You are correct, my processor has no integrated graphics. My graphics card is linked in the original post SAPPHIRE Radeon HD 5570 1GB DDR3 PCI Express 2.1 x16 Low Profile Ready Video Card 100293L . ...

I let it sit overnight. Still hung.

this board has been sitting in my closet for several years. In order to upgrade firmware I'll have to jump through many hoops, like installing windows. Anything easier I can try first?

Yes, I'm sure.

I'm attempting to revive a 10 year old mini ITX motherboard and make a small form factor ubuntu server. I'm not sure my disc burner works anymore and I don't have any blank disk media, so I'd like...

I would like to thank everyone who helped in this thread. I have recovered every bit of data.

@TheFu: Thanks so much for that link. That got me digging around in Scotts online resources, which...

I poked around on the site you mentioned. I decided to mess around with testdisk before doing the photorec.

I ran testdisk's analysis against /dev/md5 with the 3 hard drives and one missing...

Yeah, I'm close to giving up. Any recommended data recovery specialists?

johnw@JW-MediaServ:/$ sudo fsck -n /dev/md5
fsck from util-linux 2.34
e2fsck 1.45.5 (07-Jan-2020)
ext2fs_open2: Bad magic number in super-block
fsck.ext2: Superblock invalid, trying backup...

Can I run fsck on /dev/md5? Is there any possibility that it will fix the ext4 filesystem? This seems to suggest it could work: ...

No, backups do not exist :(. 18 years of pictures and home videos lost.

I ran smartctl for the other three discs. Looks like /dev/sde also has issues:


johnw@JW-MediaServ:~$ sudo smartctl -a /dev/sde
smartctl 7.1 2019-12-30 r5022 [x86_64-linux-5.4.0-29-generic]...

Now it seems like mount is getting frustrated with me..... ](*,)


johnw@JW-MediaServ:~$ sudo mount -o ro /dev/md5 /mnt
NTFS signature is missing.
Failed to mount '/dev/md5': Invalid argument...

johnw@JW-MediaServ:~$ cat /proc/mdstat
Personalities : [raid6] [raid5] [raid4] [linear] [multipath] [raid0] [raid1] [raid10]
md5 : active raid5 sdf[2] sde[1] sdd[0]
5860147200 blocks super...

New SMART results for /dev/sdb:



johnw@JW-MediaServ:~$ sudo smartctl -a /dev/sdb
smartctl 7.1 2019-12-30 r5022 [x86_64-linux-5.4.0-29-generic] (local build)
Copyright (C) 2002-19, Bruce...

sudo blkid doesn't show a line for /dev/md5:

johnw@JW-MediaServ:~$ sudo mdadm --create --verbose --assume-clean --level=raid5 --raid-devices=4 --chunk=512K /dev/md5 /dev/sdd /dev/sde /dev/sdf...

Do I continue?

johnw@JW-MediaServ:~$ sudo mdadm --create --verbose --assume-clean --level=raid5 --raid-devices=4 --chunk=512K /dev/md5 /dev/sdd /dev/sde /dev/sdf missing
mdadm: layout defaults to...

johnw@JW-MediaServ:~$ sudo mdadm --stop /dev/md5
[sudo] password for johnw:
mdadm: stopped /dev/md5
johnw@JW-MediaServ:~$ sudo mdadm --zero-superblock /dev/sdd
johnw@JW-MediaServ:~$ sudo mdadm...

Here is the output of the blkid command you asked for before - not sure what all the squashfs is about:


johnw@JW-MediaServ:~$ sudo blkid
[sudo] password for johnw:
/dev/sdc2:...

johnw@JW-MediaServ:~$ sudo mdadm -E /dev/sd[def]
[sudo] password for johnw:
/dev/sdd:
Magic : a92b4efc
Version : 1.2
Feature Map : 0x1
Array UUID :...

Yep, I've seen that posted many times, but this was set up many years ago to use the whole disks and its the world I live in for now - until I decide to buy more disks.




johnw@JW-MediaServ:~$...

I ran smartctl:


johnw@JW-MediaServ:/media/johnw/System 2$ sudo smartctl -a /dev/sdb
smartctl 7.1 2019-12-30 r5022 [x86_64-linux-5.4.0-29-generic] (local build)
Copyright (C) 2002-19, Bruce...

Fresh install of Ubuntu 20.04
I have a 4 disc drive raid 5 array consisting of four 2 terrabyte WD green drives, migrated from a prior Ubuntu install.
When I installed MDADM on the new system...