RAID stands for Redundant Array of Independent Disks, and is a technology which can provide increased reliability, performance, and/or redundancy by utilizing multiple hard drives simultaneously. RAID can be implemented in a computer via either a hardware or software controller.

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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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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 ...
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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 ...
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2answers
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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 ...
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1answer
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“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 ...
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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 ...
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1answer
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Shrink RAID by removing a disk?

I have a Synology NAS with 12 bays. Initially, we decided to allocate all 12 disks for a single RAID-6 volume, but now we would like to shrink the volume to use only 10 disks and assign two HDDs as ...
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2answers
968 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 ...
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4answers
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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 ...
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3answers
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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 ...
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1answer
486 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
190 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 ...
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4answers
715 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 ...
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10answers
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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 ...
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1answer
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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 ...
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3answers
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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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3answers
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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 ...
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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 ...
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1answer
322 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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2answers
921 views

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

Is RAID 1 on a home PC useful?
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3answers
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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 ...
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3answers
498 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 ...
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1answer
1k 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 ...
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2answers
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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 ...
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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 ...
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1answer
520 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 ...
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1answer
559 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 ...
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8answers
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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 ...
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2answers
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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
62 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 ...
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217 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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1answer
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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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1answer
94 views

What happens to a RAID 0 array if some of the constituent drives are unavailable?

If I have three drives in a RAID 0 array containing a file system, and I happen to disconnect two of the drives, then what would I see on the only connected drive? Would I see nothing? Would I get an ...
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2answers
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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
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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
117 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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1answer
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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 ...
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448 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
574 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 ...
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1answer
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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 ...
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2answers
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Can the drives in a RAID 1 array be rotated?

As a follow-up to my question Disaster recovery backup of files/photos for personal use, it sounds like for personal disaster-safe backup, multiple rotated hard drives is the way to go. One of the ...
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Can I place an 8x PCIe 2.0 Promise EX8760T into the 16x PCIe 2.0 slot on my Asus P7H55-M/CSM? [duplicate]

Possible Duplicate: Will a PCI Express x1 TV tuner work on a PCI Express x16 slot ? The Promise card has a PCIe 2.0 8X interface, and the motherboard has a single PCIe 2.0 16x slot. My ...
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2answers
746 views

Is a RAID controller as easily replaced as a drive?

I'm thinking about setting up my next computer with RAIDed external storage. I've looked into the various kinds of RAID and their advantages and disadvantages, so I'm happy about the various ...
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1answer
213 views

Reinstall linux with software RAID

I've got ubuntu server on my "home server" with 5 software raid 0 partitions and one software raid 1. I have to reinstall OS. Is it possible to do that without losing existing partitions with data?
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Nvidia RAID 1 Problem. Degraded drives

I had a RAID 1 on my system which has a Gigabyte GA 8N SLÄ° motherboard with a Nvidia chipset.(Nvidia Raid IDE ROM BIOS 4.84) When the system was working probably there used to be an icon on the ...
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Is it possible to enable RAID 1 without reinstalling Windows?

I have MSI K9NBPM2-FID motherboard, one 500 GB SATA II hard drive and Windows XP. I would like to purchase a second HDD, and enable RAID mirroring in BIOS. I have two questions: Is it possible to ...
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64 views

Are RAID 5 systems suitable for larger disk sizes? [closed]

Why is it generally considered that RAID 5 systems are not suitable for larger disk sizes? Is the same true for RAID 6? Reference: http://www.zdnet.com/article/why-raid-5-stops-working-in-2009/
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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 240-GB SSD disk for the OS and two Western Digital 4-TB ...
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2answers
270 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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55 views

RAID Configuration 'seen' through

I have a RAID0 (striped) configuration with the following: 64GB SSD 128GB SSD 640GB HDD I'm turning my PC into a hackintosh, and the installer loaded properly, BUT The installer saw the ...