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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Is TRIM supported on RAID 0 configurations for SSD drives in Windows 7?

I know this question has probably been asked at some point in the past, but I am trying to figure out if Windows 7 supports passing TRIM commands through RAID controllers yet. I am trying to decide ...
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12answers
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What are my options for a multi-Terabyte home NAS? [closed]

I've got alot of DVDs and have been slowly ripping, encoding, and tagging them and I've nearly filled my WD MyBook 1TB. I'm estimating that I've got about 1.5 or 2Tb to go to complete my current ...
21
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5answers
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Which software raid modes does each version of Windows 7 support?

Being familiar with the software raid modes and dynamic disks from the server versions, I was wondering if there is a document or even just common crowd knowledge that indicated what software raid ...
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3answers
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One large or two smaller SSDs?

I'm looking at getting a Crucial M225 SSD. Now the question that's on my mind, is is it worth RAIDing these things? In fact are there any RAID downsides particular to SSDs that you don't see with ...
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4answers
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Start a ZFS RAIDZ zpool with two discs then add a third?

Let's say I have two 2TB HDDs and I want to start my first ZFS zpool. Is it possible to create a RAIDZ with just those two discs, giving me 2TB of usable storage (if I understand it right) and then ...
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3answers
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RAID5 / RAIDZ - is it possible to enlarge without losing data?

If I have a RAID5 with 4x1TB drives, and then in, say, a year I decide to upgrade to 4x2TB, can I swap out one drive at a time, then let the parity rebuild, even if it's mixed-size drives? Obviously ...
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3answers
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Any difference between Hardware RAID and Software RAID?

I'm building a new server (Small Business Server 2008), but I can't get the built-in RAID controller (AMD SB700) to work and have basically given up on it ever working with Server 2008. Fine. But my ...
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6answers
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Can someone explain RAID-0 in plain English?

I've heard about and read about RAID throughout the years and understand it theoretically as a way to help e.g. server PCs reduce the chance of data loss, but now I am buying a new PC which I want to ...
4
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3answers
390 views

RAIDing flash drives

The other day I had what I thought was a great idea - I could buy up a bunch of cheap USB 2.0 drives and fill up the spaces in my 7-port USB hub for a super-fast RAID device! But in the light of day ...
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5answers
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How does parity work on a RAID-5 array?

I'm looking to build a nice little RAID array for dedicated backups. I'd like to have about 2-4TB of space available, as I have this nasty little habit of digitizing everything. Thus, I need a lot of ...
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10answers
9k views

Use RAID for desktop computer?

I'm building a new computer over the summer. I'm fairly competent in computer hardware, and am thus building the computer from scratch. I have everything planned out, but I was wondering if I should ...
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2answers
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Windows 8 Killed my SSDs

I have a computer running 2 256GB Crucial M4's (CT256M4SSD2) in a RAID 0 (striped) array on an ASUS P9X79 Pro using Intel's (built-in) RAID system. I recently installed Windows 8 Pro as UEFI on this ...
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2answers
740 views

Raid 0 - what happens with the data when hdds plugged into another motherboard

I am buying a new motherboard Asus M4A785TD-V EVO to replace the Asus A8N32 which has recently went dead. The original motherboard has a NVIDIA NVRaid controller which I was using to strip (raid-0) ...
5
votes
1answer
481 views

RAID for home use

Read so far most of RAID-related posts on this site, but still several points remain shaded so far. First, my mode of working: I am writing music / doing graphical works, so the RAID is kinda ...
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8answers
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How to get an inactive RAID device working again?

After booting, my RAID1 device (/dev/md_d0 *) sometimes goes in some funny state and I cannot mount it. * Originally I created /dev/md0 but it has somehow changed itself into /dev/md_d0. # mount ...
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7answers
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Simple mdadm RAID 1 not activating spare

I had created two 2TB HDD partitions (/dev/sdb1 and /dev/sdc1) in a RAID 1 array called /dev/md0 using mdadm on Ubuntu 12.04 LTS Precise Pangolin. The command sudo mdadm --detail /dev/md0 used to ...
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4answers
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Does fake RAID offer any advantage over software RAID?

Does a fake RAID controller do any useful work or is it just like a place where to store the parameters? I know that Linux offers much more flexibility than my poor on-board controller, but this is ...
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4answers
1k views

Is it worth buying SSDs for a RAID?

Im seeing people using SSDs for RAID-0 and getting excellent improvements in read/write rates. But now there is a good opportunity to acquire another SSD Force Corsair F60 identical to mine. I'm ...
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11answers
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What's the difference between RAID 1 software mirroring and Fake RAID?

I've just ordered two new hard drives for my main desktop and a copy of Windows 7 Professional 64-bit. I'd like to do a clean install of Windows 7 onto the new drives (leaving my old Windows XP ...
3
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2answers
1k views

Why are hardware RAID solutions relatively expensive?

I was looking more recently into building a RAID-10 array for good drive performance and parity, and I started looking into hardware RAID cards. I was thinking I'd be paying under $100 for one, but it ...
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2answers
917 views

Is the speed difference I get from putting my SSD in RAID mode negligible?

I've got two 80GB Gen2 Intel SSDs, currently in RAID 0. I'm about to reformat for an unrelated reason, and I'm wondering if maybe I should just leave them as independent drives. The primary reason ...
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2answers
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Intel Rapid Storage / Smart Response SSD caching issue

Background Recently built my own PC. It works! Almost. It's been a while since getting into the guts of these things, so I'm familiar but may be missing something simple. FYI, I don't care about ...
4
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1answer
5k views

Changing from RAID to AHCI and Windows 7 will not boot

I had a RAID0 array that for all intents and purposes went to hell. I put a new SSD (same on-board Intel controller) and installed a new copy of Windows on it and all the drivers (Intel Rapid Storage, ...
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4answers
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Looking for open-source NAS software [closed]

I've got an AMD 64-bit Phenom x3 chip and will be dedicating my computer to all-NAS functions. Mobo has 6 SATA connectors & 2GB. Can you recommend NAS software that can handle staggered spin-up; ...
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9answers
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RAID 0 performance gains?

I'm building a new computer over the summer. I'm fairly competent in computer hardware, and am thus building the computer from scratch. I have everything planned out, but I was wondering about RAID. ...
6
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3answers
2k views

To RAID or not to RAID: SSDs and virtualization

I am approaching that time where my main PC has slowed enough due to Windows rot that I should probably reinstall. Instead of spending a week arm-wrestling, reinstalling and configuring only to find ...
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3answers
5k views

Matched or unmatched drives for RAID arrays?

Looking around there is conflciting information on this, with some strongly suggesting one or the other. From my understanding the issue with matched drives is that the wear on both drives is more or ...
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2answers
63 views

How picky are RAID controllers when replacing a drive?

I had a drive fail in a RAID5 array and I'm working on finding a replacement. It's an older drive that's fairly hard to find, and most of them out there are used. How close of a drive do I need to the ...
2
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1answer
244 views

help! striped raid causing bsod!

This links to my previous question. I've been running my machine (mobo is XFX 790i Ultra Sli) off a raid 0 for a couple of years now with two Samsung f1 1tb drives with no problems. I've also been ...
2
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2answers
4k views

Is it possible to put different sized hard drives in a NAS?

Today there are many NAS devices like this on the market. I guess this depends on the model, but I would like to know if they usually tend to allow you to connect hard drives of different sizes (for ...
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0answers
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Recover Hardware Raid Disk

I have an issue with a raid disk and I was not able to find a solution. I have an Asus Rampage IV Extreme with an Intel controller for raid. I was using 2TB disk in raid 1 with multiple partitions, 2 ...
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1answer
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re-mount two old disk from raid0 setup to recover data

I had setup two 500gb disk in RAID0 on my server, but recently suffered a hard disk failure (saw a S.M.A.R.T error on the HDD at boot). My host has put 2 new disk in RAID-0 again (re-installed the OS) ...
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2answers
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Can I set up a RAID 5 with a bunch of drives of different sizes?

I currently have 3 1TB drives, a couple 500GB ones and some 750GB ones. Can I put them all in a RAID 5 configuration or do they need to be of same size?
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7answers
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Onboard RAID vs Software RAID

My motherboard, an Asus M4a79t Deluxe, advertises RAID 0/1/5 capabilities. My limited understanding is that onboard RAID is better than software RAID. Is this necessarily true? Is an onboard RAID ...
8
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2answers
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Solid State Drive Occasionally Freezes For A Minute While OS Is “Beach Balling”

Almost a month ago I bought Intel 330 128GB solid state drive, migrated my data with Intel branded limited-feature Acronis from old HDD to new SSD, optimized with Intel Toolbox and started using it. ...
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3answers
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Will mirroring with an SSD improve read performance?

If you use Windows 7 to mirror a volume across an SSD drive and a mechanical hard drive, will the read performance be similar to a single SSD drive? I.e. is Windows smart enough to read from them ...
6
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3answers
3k views

Practical RAID Performance?

I've always thought the following to be a general rule of thumb for RAID: RAID 0: Best performance for READ and WRITE from stripping, greatest risk RAID 1: Redundant, decent for READ (I believe it ...
6
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5answers
9k views

Can you link external USB hard drives in a RAID-style system?

I have a load of old external USB hard drives lying around - as I'm sure an increasing number of others do also. Is there any way I can utilize these to act in some kind of RAID-type system? Seems a ...
5
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1answer
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Add Intel RAID Drivers to existing Windows 7 install BEFORE enabling RAID in BIOS?

I'm trying to: Take a system image of my current WIndows 7 x64 setup, which is using IDE-mode storage Enable RAID in the BIOS Install two new drives and set up a RAID mirror Restore my system image ...
5
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1answer
13k views

How can I add a RAID 1 array in Ubuntu 10.04?

I have an existing Ubuntu 10.04 desktop system setup and running on a hard drive (drive A). I'd like to add two more hard drives (drives B and C, same size) to the system and mount them as a RAID 1 ...
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4answers
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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 ...
3
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2answers
2k 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 ...
9
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1answer
4k 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 ...
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12answers
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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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3answers
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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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2answers
1k 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
3k 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 ...
6
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4answers
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Can a mirrored (RAID-1) disk be plugged into another system to be read?

If I have disks in a RAID-1 array, can I take one of them out and plug it into a different system to be read? This means, on the target system, treating the disk from the RAID array just like an ...
5
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2answers
4k 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
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3answers
2k 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 ...