All Questions
187
questions
3
votes
0
answers
6k
views
How do I configure Hardware RAID when installing Ubuntu?
I have a DELL precision workstation which is supposed to have a Hardware RAID controller. However, I have no knowledge/experience with setting up that kind of system. It is currently running Ubuntu 14....
- 65
1
vote
0
answers
33
views
Mirroring vs sector size in Win8
In Windows 7, disks with different physical sector size can't make up a mirror set. Is that still the case in Windows 8/8.1/10?
- 271
1
vote
0
answers
493
views
GRUB Issues with ubuntu 16.04 64-bit software RAID 1 install
I am installing Ubuntu 16.04 on a 1u using a software RAID1. I've done this many times with previous ubuntu releases but for some reason 16.04 doesn't like my software RAID1. I've reconfigured it many ...
- 331
0
votes
1
answer
39
views
Is it possible to setup RAID10 and RAID1 (on spare space) with 4 HDDs with 2 different sizes?
I have NAS setup with 2x 8TB and 2x 2TB drives.. Is it possible to setup RAID10 with 4TB of usable space (2TB used from each drive) and for the other 6TB in 8TB drives, setup RAID1? Do you just need ...
- 273
1
vote
2
answers
7k
views
RAID1 mdadm: not large enough to join array
I have been using my HDD as part of software RAID 1 array with the second device missing. I configured it this way to be able to add another disk when I have a chance. Now I've bought the second disk ...
- 13
0
votes
1
answer
138
views
Unable to configure drives on Intel S500VSA server board.
I am installing two 2TB SATA drives on an Intel S500VSA server board. I want to configure a RAID 1 array. When I log into the RAID configuration panel with Ctrl-E I find that the two drives are ...
- 393
0
votes
2
answers
538
views
Most cost effective and fastest RAID array?
I had a SSD, and it failed and I lost all my data. Sad day..
What I want:
To make a RAID 1 array to have all my data mirrored onto 2 drives and backed up. I want to use and have SSD speeds(important),...
- 1
0
votes
2
answers
65
views
Both RAID hard discs are not readable in Windows
I have a small network backup device that does mirror backup to two HDDs. Recently the backup stopped working. When I check the hard drives in a hard drive reader, Windows caanot read the drives and ...
- 113
0
votes
0
answers
118
views
How does an IBM ServeRAID controller know which drive to recover during a RAID1 rebuild? [duplicate]
I have an old IBM x3550 7978 server at work, which has a ServeRAID 8k-l RAID controller. I setup RAID 1 on it, and it seems to work great, but before I run any production OS on it, I want to know how ...
- 473
2
votes
1
answer
12k
views
RAID 1 using Dell PERC H330, with no cache and no battery
We recently leased a dedicated server and found out that the server (Dell PowerEdge R230) has a Dell PERC H330 RAID controller. As we searched Dell's website, we found out that this controller does ...
- 23
0
votes
0
answers
31
views
When creating RAID 1, will content on both disks be deleted?
I set up a RAID1 with two disks on my computer. Then I updated my BIOS and now I don't have the RAID setup any more (I see both drives in Windows).
If I try to set this up again, will I lose the data?...
- 153
0
votes
0
answers
59
views
Hardware RAID 1 is losing data and Windows is "rediscovering" the drive
Two mornings have passed by now where I wake up and check my email only to find my Windows computer "discovering" my hardware RAID 1 drive. It pulls up the "Autoplay" options as if it was just plugged ...
- 101
5
votes
2
answers
3k
views
MD Raid 1 read balancing algorithm
I have searched via google but did not find any information on the read balancing algorithm for MD raid1.
Some years ago i have maybe read somewhere that it uses hashing the process id to determine ...
- 421
0
votes
2
answers
617
views
Linux RAID Mirror only half size
I just bought a couple 4TB WD Reds and for some reason when I try to mirror them the resulting array is only 2198.9 GB large.
Both disks are formatted as Linux RAID Autodetect (ID fd) with fdisk, and ...
- 35
0
votes
2
answers
711
views
Can I safely use the Windows 7 Disk Management tool to format my hardware RAID 1 setup?
I have spent the last 3 days banging my head against a wall trying to get a RAID 1 setup working on my Windows machine. I have finally gotten the hardware RAID drivers setup (loaded them during an OS ...
- 101