Redundant array of independent/inexpensive disks; a technology which utilizes multiple disks to provide increased reliability, performance, and/or redundancy. Can be implemented either in software or with a hardware controller.

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3k views

Is a home NAS reliable to keep your data on (no other backups)?

The question came up while I was thinking to move some data (e.g.) pictures, old but important other data solely to the NAS (private use, no business level). My NAS is a simple 2 disk RAID system. I ...
5
votes
2answers
4k views

Hardware or Software RAID and Filesystem Type?

I'm looking to build a pretty simple RAID-5 or RAID-6 array and I'm looking into my options. The machine will be a 64bit Ubuntu Linux Server and will essentially be used as a backup/file server. I'll ...
4
votes
4answers
9k views

Windows 7 install issues with 2x3TB in RAID1

Not sure what I've done wrong. Built one PC before successfully in a similar way but this one seems to be struggling. I have the following components: Mobo: ASUS P8Z68-V/Pro Gen 3 (updated to ...
2
votes
2answers
5k views

Can I setup two RAID arrays on a single intel z97 controller?

Let me preface this by saying that I have never setup a RAID array myself, other than by using software RAID 0 in Windows for a set of storage drives. I purchased a new ASUS Maximus VII Hero ...
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1answer
1k views

How can I restore RAID 0 on my DELL laptop?

I have been formating my dell laptop for quite a while, I bought it back in 2012, with one year warranty, it ended last august, but I think since the moment I formatted it to windows 8.1 I probably ...
17
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3answers
15k views

Does software RAID 1 in Windows 7 improve read speeds?

Does software RAID 1 (mirroring) in Windows 7 improve read speeds? I'd like to set up RAID 1 to help protect my important documents (yes, yes, I know it's not a backup), but performance is also ...
9
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1answer
7k views

Is it possible to create a software RAID 1 with different sector sizes?

I bought a hard drive of a different model to my main drive and tried to mirrored them, but the following error message came up in Windows 7 Virtual Disk Manager: All disks holding extends for a ...
8
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3answers
6k views

What advantages and disadvantages have Hybrid SSD/HDD RAIDs

I just read about Hybrid RAID arrays consisting of SSDs and common HDDs which are supported by Adaptec's RAID controllers. Does such a RAID configuration provide real advantage? Isn't write ...
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12answers
8k views

Is RAID 0 as risky as people say it is?

I'm just about to set up my hard drives with RAID 0. Is it really as risky as people say it is?
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2answers
2k views

My Computer hangs for a few minutes just after startup, and then is fine

So I just built myself a reasonably beefy computer, and I installed Windows 7 on it. However, I start the machine up each morning and within a few minutes, the computer will semi hang. That is the ...
6
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2answers
4k views

Will my RAID0 stay intact when I move it to a new computer?

My primary drive is a 250GB WD SATA drive. So, I added 2x 500GB 7,200 RPM WD SATA drives into my Windows Vista box and created a 1TB RAID0. I then formatted the the primary drive and installed Windows ...
5
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2answers
6k views

BIOS setting: AHCI or RAID (when using SSD + 2x hard drive in RAID-0)

I want to add a new SSD and use it as system drive with Windows 7 x64 installed. As driver I chose newest Intel Rapid Storage driver (not MSAHCI). I know that I have to use AHCI as BIOS setting for ...
4
votes
1answer
9k views

“Acceleration” not available in Intel SRT menu

I have an Asus Z68 Motherboard on an existing system running Windows 7 x64. I now want to install an OCZ Agility 3 SSD to make use of the Intel Smart Response Technology. Apparently, it's not an easy ...
4
votes
3answers
3k views

New motherboard or new PC to gain access to RAID drives

I have a PC that refuses to boot. I have 4 disk drives on a RAID array (RAID 0, or possibly 1), that is provided by my motherboard. I have 1 primary HD, and an extra 4 for the RAID. I want to recover ...
3
votes
1answer
2k views

downsides to running RAID on unmatched drives?

I've got some generic RAID controller built into my motherboard and I want to build either a RAID 5 or RAID 0+1 array. What are the disadvantages of running unmatched drives? Like 4 different brand ...
2
votes
2answers
1k views

How to remove a drive from a non-standard 2-drive RAID 5 array?

There is some information available on shape changes in RAID arrays but I'm a little nervous and would like confirmation: Problem: I have 2 500GB drive as software raid 5 (mdadm). I would like to ...
2
votes
4answers
9k views

RAID 0 with multiple HDDs versus a single SSD

Me and a buddy were debating about this earlier, and neither of us are really pros in the field. I figured someone on here might know. The debate was about weather it would be smarter (in terms of ...
2
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3answers
13k views

Motherboard RAID support or Hardware RAID controller?

About a year ago when I was researching how to set up some drives using RAID on a PC I was planning to build, everyone said I would need to purchase a hardware RAID controller, the decent one was ...
2
votes
1answer
496 views

Disk Read Error whenever i install XP pro

I have a computer which has a raid 0 with 2 hard drives When i installed Vista on the computer it worked fine, saw the raid setup and allowed me to install quickly But like most people i hated vista ...
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1answer
205 views

RAID0 disk recovery?

I've not lost a RAID0 setup but since both drives are used as one, is there anyway possible to even access data on just one drive via a sata cable or will you need both drives in a RAID0 setup to be ...
0
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4answers
771 views

Can XP load pre-installation drivers from anywhere other than a floppy?

I'm planning to install XP Pro on a new machine with a motherboard that supports RAID. The partition XP will run from will be on RAID 1. To set this up you normally enter a floppy disk with the ...
14
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10answers
8k views

Looking for an actual experience of RAID 5 2 drive failure? [closed]

I'm wondering if anyone has any personal experience of RAID 5 2 drive failure with large drives? As I understand it, the theory is that with large 1-2TB drives, if one drive fails in the raid set, it ...
7
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3answers
1k views

Recommendations for hard drive performance boost

I'm going to be building a new system soon and I'm willing to spend a few more dollars to improve my hard drive performance. This will be a general use system so I just want to see HD intensive tasks ...
6
votes
1answer
8k views

How to safely remove eSATA drive when it's not in the Safely Remove Hardware dialog

I have Windows 7 32bit which was installed when the SATA devices on my PC (DVD & HDDs) were set as AHCI in the BIOS. Today I added two extra disks that are to be set up as RAID 1 so I went into ...
6
votes
3answers
18k views

Creating a RAID1 partition with mdadm on Ubuntu

I'm trying to set up a RAID1 partition on my Ubuntu 9.10 workstation. On this dual-boot system, Ubuntu is running from a separate drive (/dev/sdc - an SSD that is quite small, which is why I need ...
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2answers
3k views

Windows 7 not booting after failed SRT (SSD caching) install

This is a fairly new computer, only about a month old. i7 2700k, z68 motherboard, with a 1.5tb WD black HD, and a 128gb crucial M4 ssd. I followed the instructions for setting up ssd caching, the ...
4
votes
1answer
557 views

HDDs occasionally “click” and dump this error

Every once in a while, my HDDs (6 1TB drives in a Linux md RAID-6 array) make a brief "click" sound, and I get this from dmesg. I don't really have any clue how to start diagnose this, or even how ...
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3answers
13k views

How to fix missing RAID1 drive

I had to do some fiddling about with my cables inside thebox and now I am getting a "Critical Error" about the RAID disks during startup. I have a gigabyte GA-MA770T-UD3 motherboard. Aparently the ...
4
votes
2answers
969 views

Is RAID 1 on a home PC useful? [closed]

Is RAID 1 on a home PC useful?
3
votes
3answers
525 views

Ideal location for pagefile for workstation?

I have a workstation with 16GB of RAM, an 80GB boot SSD, and a software 4x 80GB array for scratch, running Windows 7 64-bit professional. The SSD is slower in sustained throughput than the array ...
2
votes
2answers
15k views

How to remove Linux software RAID MD device?

I'm trying to install openSUSE 12.3 on the new server. It is this machine. There are 2 HDDs connected to the SAS controller. What I want to achieve is a NON-RAID configuration where 1.HDD is used for ...
2
votes
1answer
7k views

determine chunk size of an existing raid array

What should I do to determine chuck size of existing raid arrays. I'm using software raid created by mdadm. I've been probing around for a while and can't find the right utility to that job. mdadm ...
2
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5answers
735 views

when archiving on DVD, should i make a mirror copy similar to RAID 1?

I would like to archive photos. Hard drive (HD) are unreliable after 3-5 years and are not design for long-term storage. DVDs are much better. From my research i found that TAIYO YUDEN dvd+r is the ...
2
votes
1answer
624 views

Software RAID and backup altogether

In this thread I've got most valuable tips regarding the home RAID solution options as well as their pros and cons: RAID for home use I've figured out for myself a few important points (the ...
2
votes
1answer
578 views

Software RAID 5 with Multiple Partitions (one encrypted partition)

Can I have multiple partitions using Software RAID 5 on an Ubuntu Server? For example, say using a 4 drive RAID 5 setup, I want one massive partition for storage and a second smaller but encrypted ...
2
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8answers
1k views

PCI-E SATA Controller

i'm trying to find a SATA Controller that has a PCI-E connecction of at least 4x, and has also at least 4 channels for SATA disks. I need it to make a real raid 5 system, the fakeraid on my ...
2
votes
2answers
2k views

Raid 0+1 and Different Disk Speeds/Sizes

I just got a new (used) Mac Pro with an Apple raid card and 2 300GB 10k hard drives. I want to setup the 2 10k's in raid 0, but have a raid + 1 using two other drives (2 500gb 7200) to give me a ...
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1answer
155 views

Intel RAID controller failing to diagnose faulty disk

On my system (running Windows 7 x64) I have an Asus Z87 Deluxe motherboard, with a built-in Intel RAID controller; my config includes a Kingston 240GB SSD disk for the OS and two Western Digital 4TB ...
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2answers
470 views

How do I fix my RAID array after NVIDIA GeForce Experience mangled it?

Alright, so I decided to try upgrading my graphics card driver today. I believe my previous version was 331.40 for my NVIDIA GeForce 580. I also have a GeForce 9800 for PhysX. So I started about an ...
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1answer
126 views

How to proceed after creating software RAID 1 array on Linux

So, I've created a RAID 1 array using two 500 GB hard drives. I used a Linux Mint Boot Disk, and then used mdadm to create the RAID 1 array using 2 hard drives, each which has a single primary ...
1
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0answers
395 views

Do SSDs have to have AHCI to maximize performance?

After my last post concerning my motherboard's RAID, I'm considering purchasing an additional dedicated RAID controller, but I have a few concerns about what to buy, because I'm facing yet another ...
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vote
1answer
2k views

How to enable Samsung EVO 840 mSATA SSD Self Encrypting Drive with Intel RST RAID 0

I have an MSI GT60-2OD (Haswell MB, UEFI enabled w/o CSM) with 3 Samsung EVO 840 mSATA SSD drives in RAID 0 mode (Intel RST AHCI RAID Controller Miniport aka Intel(R) Mobile Express Chipset SATA RAID ...
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2answers
2k views

Why URE fails raid rebuild and “renders RAID 5 unusable” [closed]

I'm sorry but I just can't comprehend from a theoretical point of view. Why is it that running into a single URE, the raid controller decides everything else are ruined and just dies? Stupid. A 40 TB ...
1
vote
1answer
3k views

Can I plug a single hard drive into the “SATA RAID1” socket?

My (6 year old) motherboard has 4 PATA socket, 2 SATA socket, and one socket labelled "SATA RAID1". Since I (sadly) have 4 PATA devices (including dvd-r), 2 SATA hard drives, and have just bought ...
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2answers
7k views

How to reinstall the Intel Matrix Storage Manager option ROM

I have a Dell Precision R5400 rack mount computer. It originally came with a the Intel Matrix Storage Manager option ROM installed. But then we decided to remove the RAID drives and replace them with ...
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2answers
2k views

Intel SRT / RST gives “no boot device” error after two reboots

Background Per this thread on SuperUser, I've done the following in setting up a new system: Installed components Updated motherboard firmware Ensured SSD firmware was up to date Created a RAID1 ...
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1answer
123 views

Why won't the motherboard RAID verify operation complete?

I have an MSI Big Bang XPower motherboard and I run Windows 7 with a RAID 5 using the motherboard's onboard RAID (fake RAID). Works great. But I recently had a power interuption to the computer, and ...
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2answers
606 views

How do I attach more hard drives to my hardware RAID card?

I have an Adaptec RAID 5805 with a total of 8 SATA hard drives attached. There are two "mSASx4 (SFF-8087) to SATA (4)" cables plugged in: and attached to each of the 8 ends, is a SATA hard ...
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1answer
620 views

How to setup a RAID for a fileserver?

I have been looking for about a week now at possible RAID options for the home file server I'm building. At first I was looking at RAID 5, but then read RAID 10 has faster read/writes. A few people ...
1
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1answer
4k views

RAID0: Can I transfer my disks onto another motherboard/RAID controller? [duplicate]

I have 2 1TB drives that I set up in RAID0. Unfortunately, my old system is in pretty crappy shape and I might not be able to boot onto it. This means that the motherboard and old RAID controller are ...