Questions tagged [hdd]
50 questions
19
votes
2 answers
What could explain unknown I/O on new 16TB HDD on a Debian server?
I recently obtained a new 16TB HDD for my Debian server.
I first created a partition (gpt) on it via my Ubuntu-like desktop, formatted it (ext4), and rsync'ed old data on it. The disk is now usable, so I insert it into my server.
Now begins a weird…
b4too
- 193
4
votes
1 answer
ReFS to NTFS - How to reclaim space on drive?
Physical 8TB HDD was formatted as ReFS with 64k Allocation Unit Size by mistake. Drive now shows it has 1.3TB of space instead of 8TB. If I format back to NTFS, it still shows only 1.3TB of space.
There is no data on the drive, so data loss is not a…
xeric080
- 111
- 5
3
votes
1 answer
Toshiba HDD: How to change logical sector size to 4096 byte?
OS: Debian 12 (Bookworm)
HDD: TOSHIBA MG10AFA22TE (SATA)
Firmware Revision: 0102
I've tried to change logical sector size of multiple HDDs, but it doesn't work:
hdparm --set-sector-size 4096 --please-destroy-my-drive /dev/sdX
changing sector size…
killerbees19
- 31
3
votes
1 answer
How do I completly remove "removed" disks from mdadm array
Start of the problem
I have a dedicated server on hosting provider and recently my node exporter detected high disk io saturation on my RAID 1 array /dev/md3. I have checked smartctl for my hard drives and both drives in my array were showing high…
Mykyta Orlov
- 161
3
votes
0 answers
What linux distro support Host Managed HDD by file system?
According to this Seagate presentation there are some ongoing (?) efforts targeted toward modification of ext4 file system introducing SMRFS -EXT4 - support of host managed hard drives. The goal is to provide layer that will hide specifics of ZAC…
Vlad
- 131
3
votes
1 answer
Using two SSDs for Hot-Warm-Cold Caching a HDD on Linux
I currently have a debian-based Linux system that I'd like to optimize heavily. This machine has three different drives: An SLC SSD, a QLC SSD, and a 4TB HDD. I wanted to know if it was possible to create a multi-tier caching solution that leverages…
Swivel
- 131
2
votes
1 answer
ut swapping two disks between RAID 1 servers via hot-swap: How to avoid RAID failure?
I have two servers with identical configurations, each with 8 disks set up as RAID 1 pairs (disk #1 is mirrored with disk #2, disk #3 with disk #4, and so on). Both servers support hot-swap, meaning I can replace the disks without shutting down. I…
Oleh
- 21
2
votes
1 answer
Reassembling MDADM on Live Ubuntu
Background:
I have a 6x 4tb MDADM array on Box 1. Box 1 developed MB/CPU issues that cause a power-down halt about 15-25 minutes into operation, but during the uptime the array is accessible just fine. I need the data off of that array.
I hotwired…
Russell Anthony
- 243
2
votes
0 answers
Transferring RAID1 to a new motherboard after HDD failure, and no "Superblock" found
First an OS SDD failure followed by a mobo failure, new mobo/cpu/ram later, and I have a RAID1 with a single working disk, and I am trying to get it remounted so that I can add in a new replacement disk.
But to do that I need to assemble it using…
Aslan French
- 163
2
votes
1 answer
Max Hard Drive Size for SATA 2
Recently acquired a 1U Supermicro E3-1230 with two 3.5" drive bays, and thinking of buying two 18TB SATA-3 hard drives for it. Before I make this investment, would anyone know if SATA-2 (3 Gbps) would support 18TB drives with their full 18TB…
Crash Override
- 661
1
vote
1 answer
Software RAID5 single drive failure but fails to start array
I had a SuperMicro SC825 go down recently. I wasn't present for it's failure but have been able to pull the last RAID status from a remote log. It's configured with a software RAID5 array with 6 drives.
> cat /proc/mdstat
Personalities : [raid6]…
bias
- 237
1
vote
1 answer
Standby HDD goes active, stays active for 2 days and goes back into standby
I've got a Debian server running with a ssd and 2 hdds (SDA & SDB). SDA is EXT4 and SDB is XFS. Both are Toshiba MG07ACA14TE (512e), 14TB.
The situation is as follows:
The hdds are mostly in standby and only awaken when needed. Every night I run a…
Black2v
- 21
1
vote
1 answer
Recover two failed hard drives from four drive RAID5 array
I need to recover a 160 GB VM file from an HP ProLiant DL380 G7. The four 146 GB drives have a RAID5 array with two partitions.
The problem is they have placed the Windows Server VM file and drive bays 2/3 are failing with bay 2 closest to failure…
1
vote
1 answer
Replacing RAID1 disk - partition sizes differ
One of my RAID1 disks failed recently. I've purchased a replacement, connected it up and formatted it as Linux RAID using cfdisk.
New drive is /dev/sdc
Old drive is /dev/sdd
They appear to have the same number of bytes and sectors overall but the…
slackline
- 165
1
vote
0 answers
HDD Errors when using an LSI 9207-8i with a Supermicro backplane
I got a Supermicro storage server some years ago - a SuperStorage 6047R-E1R36N to be specific. It came originally equipped with an LSI/Broadcom 2108 SAS2 RAID AOC HBA which was connected to a front backplane (Supermicro BPN-SAS2-846EL1) supporting…
user132946
- 11