Questions tagged [raid-0]
Redundant Array of Independent Drives or Redundant Array of Inexpensive Drives also known as RAID is a way to create a sub-storage system comprising several individual discs. RAID-0(also know as striping) is the level of RAID technique used to improve read performance. Over this configuration the data are subdivided into consecutive segments (stripes, or bands) that are written sequentially through each of the disks of an array or set.
217
questions
0
votes
2
answers
5k
views
What are the theoretical performance differences between a single disk and a RAID-10 array?
Not taking hardware RAID cards into account, what kind of theoretical performance improvements should I see when using 4 disks in a RAID-10 array vs 1 disk by itself?
For example, on RAID-0, I would ...
- 9,621
1
vote
0
answers
656
views
Cannot get Sata 6gbs: ASUS P8Z68-V/GEN 3, OCZ Agility 3 60g in Raid 0
Setup:
2x OCZ Agility 3 60gigs (2.15 fw) - On the 2 new sata cables that came with my new mobo connected to the two sata6 ports and verified in bios
ASUS P8Z68-V/GEN 3 (latest/only bios)
Bios ...
- 111
1
vote
1
answer
996
views
Recover data from two RAID 0 drives in Fedora or Ubuntu
I have an external drive from WD which consists of two separate 3.5" discs which have been used in RAID 0 mode. Unfortunately, a while ago I fed the drive with to high voltage which probably fried the ...
- 135
1
vote
1
answer
623
views
how to undo my RAID 0 setup while preserving data?
I currently have a RAID 0 setup with 2 drives with a single partition which holds my OS on it. Now I want to take one of those drives out and put them into another computer. But I want to keep my OS ...
- 111
0
votes
1
answer
6k
views
Corrupt MBR in RAID-0 setup - Missing Operating System
I have a 2x500GB RAID-0 setup on an Asus M4A785TD-V EVO Motherboard.
Recently, I was doing regular cleaning and after assembling up again the PC started normal.
But on the next boot, it suddenly gave ...
- 652
1
vote
1
answer
596
views
Most efficient SSD configuration for multitasking system?
Currently, I have a 2x500GB RAID 0 system. I’m thinking about an upgrade but I got held up by a few questions. I need at least 100-120GB for my system and apps and I'm looking for a technological ...
- 11
0
votes
1
answer
332
views
RAID 0+1 Transfer speed and ssd / hdd combination
can you help me choosing a raid system?
ive got raid0 on my last system (ssd) = fast transfer rates
BUT they crashed and all data went into trash.
isnt there a system that mirrors a raid0 ? (wiki ...
- 1
0
votes
0
answers
61
views
Windows 7 Raid - Drives can't see each other
I'm trying to stripe two drives using the disk management tool. Both partitions give me the option to stripe them but when I use the wizard the other drive doesn't show up to allow me to raid to it!
...
- 197
3
votes
2
answers
3k
views
What is faster: SSD (OS) + HDD (data) versus 2x HDD as RAID 0 stripe?
I will mostly be working with Autocad Software, Photoshop and maybe some other design software (architecture).
I will have a Quadro FX graphics card for rendering. So I am not so much interested in ...
- 181
2
votes
1
answer
3k
views
How do I create a RAID 0 volume on Dell Optiplex ICH7R?
I just bought a second-hand Dell Optiplex 330, Core2Duo 2.2GHz with G31 & ICH7R, which has a fresh installed Windows 7 Home Premium. The specifications sheet from Intel said ICH7R supports both ...
- 459
0
votes
2
answers
243
views
Result of raid 0 with these two HDD
I'm new to raid arrays, and I'm trying to figure out what I would gain by combining this hdd:
http://www.seagate.com/ww/v/index.jsp?vgnextoid=9d373f15020b0210VgnVCM1000001a48090aRCRD
which is a ...
- 174
2
votes
1
answer
258
views
Run RAID 0 on SATA 3 on Windows 7 Home Prem, already installed
I have a Gigabyte GA-990XA-UD3 with one HDD connected to SATA Port #0. Can I install RAID 0 on #4 and #5 without totally starting over? To enable RAID for these, I set the On-chip SATA type to RAID ...
- 21
3
votes
3
answers
2k
views
RAID 0 + 1 with 3HDD 2x1TB + 1x2TB
Is it possible to make RAID 0 + 1 with 3 Hard Drives
I have currently setup raid 0 with 2x~1TB HDD (1.8TB approx)
Now i got 2TB HDD (1.9TB approx) which i want to be as a mirror drive.
Is is ...
- 967
0
votes
1
answer
236
views
Advice on installing a new SSD/Windows 7 Raid setup
I was wondering if I needed to do anything before setting up my new PC: I will have 2xSSD in RAID 0 (hopefully).
Do I need to configure anything in the BIOS before setting up Windows 7 64-bit? It ...
- 125
1
vote
2
answers
213
views
Can a RAID 0 be "seen" but not accessed when a drive fails?
I have a machine running Windows XP SP3 with a RAID 0 (2x 500GB). A few days ago, a message appeared in Windows saying one of the drives had a problem, but it ran a test (with Windows RAID Manager, or ...
- 11
1
vote
1
answer
244
views
Hardware RAID 0 without OS re-installation
I have Ubuntu & Windows 7 installed on my hdd. Can I mirror the image of the hdd to the second identical drive? Is this not recommended (i.e have to re-install every OS)? If it is okay to mirror, ...
- 764
2
votes
1
answer
6k
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 ...
- 321
2
votes
1
answer
425
views
Repair (or relocate to new enclosure) a failed disk array
I now have 2 failed external hard drives that won't mount. They are well past warranty. Opening one reveals two 3.5" HDDs...connected to the controller via SATA. (haven't opened other one so not sure ...
- 6,967
6
votes
1
answer
1k
views
How can I optimize the speed and lifetime of SSDs used in a RAID-0?
I have two SSDs in RAID-0 on a Windows 7, 64-bit system. Since it appears that TRIM still isn't supported with any RAID configuration of SSDs, what are some tips/workarounds that I can use?
Some ...
- 26.4k
3
votes
1
answer
2k
views
Can I RAID 0 two secondary drives without involving my primary disk?
I have a 60GB SSD as my primary OS drive. It has a few core applications on it, but because of the size, I don't want to put too much on it.
My intention is to get two 1TB drives to use as storage ...
- 297
2
votes
1
answer
636
views
Disaster After Removing Two HDD From LaCie RAID 0 Case
This is the second time this has happened. I own a LaCie IDE RAID 0 Enclosure and the RAID went bad. The system gave me a warning that the data could be read from the RAID but that nothing could be ...
- 415
0
votes
4
answers
311
views
Does one get built-in RAID for a 2.5" HDD?
Is there a 2.5" HDD that is built such that it behaves like RAID 0 (IE, improved performance). If not, is there software (firmware) that allows one to do that?
clarity: I'm thinking of something ...
- 3,311
2
votes
1
answer
1k
views
Making fdisk see software RAID 0
I am following http://grub.enbug.org/Grub2LiveCdInstallGuide and I am using software RAID 0. I am using Ubuntu 10.10 LiveCD and is trying to restore grub2 after installing Windows 7 in another ...
- 163
0
votes
2
answers
4k
views
Making GRUB see software RAID 0 under Ubuntu 10.10 LiveCD
I just installed Windows 7 recently, and I expect that it would alter GRUB and it did.
I've been following some guides around and I am always stuck at GRUB not able to detect the usual RAID content. (...
- 163
1
vote
1
answer
1k
views
Western Digital My Book not recognized by WD software
A few years ago I bought a WD My Book Pro 2. It worked fine for a while, then one of the drives failed and I sent it back to be replaced under warranty. I never got around to setting up the new one ...
- 11
0
votes
2
answers
6k
views
Replace a failing disk in a RAID 0 array
I have a 2-disk RAID 0 array, which is reporting errors on one of the drives. I've arranged for an identical replacement to be sent out from Dell, but I want to create an image of each partition (...
- 851
1
vote
4
answers
2k
views
Hardware Raid Card Reviews with SSDs
Yes I realize there are several questions about this but none of them seem to have the answer I'm looking for.
I have two SSDs and am looking to buy a purely hardware raid card for them; however, I ...
- 197
0
votes
3
answers
2k
views
Software RAID0 with drives of drastically different sizes
Is it at all possible to do a software RAID0 (with Ubuntu Server, installing Crunchbang on it though) with drives of drastically different sizes? One of the drives is 250GB while the other is 60GB.
- 19.3k
0
votes
4
answers
1k
views
Diagnosing Windows / HDD / RAID0 failure
My machine is as follows:
Pair of hard disks in RAID0, ATA Hitachi HDT72505
nVidia motherboard, "M51"?
Windows XP refused to boot:
Booting normally results in hanging during the Windows loading ...
- 1
2
votes
1
answer
364
views
Recoverable RAID configuration for Windows 7
I'm getting Windows-7 in the next couple days to install on a home-built 2-disk system. The motherboard supports fake-raid, so I'll be setting up some RAID0 and RAID1 volumes. My hope is to make the ...
- 1,727
2
votes
2
answers
2k
views
Should I use Bios or OS (Win7) raid on my new computer
Which is better in terms of performance first and reliability second, the onboard bios RAID on an Intel 1156 P55 motherboard or using the built in RAID options in Windows 7 Ultimate.
I will be using ...
- 7,144
0
votes
1
answer
93
views
Having problems installing GRUB on a dual-boot RAID config
I've created two RAID 0 partitions on my drives: a 500 GB and a 60 GB. I'm trying to install Ubuntu on the smaller partition (I've already put Windows 7 on the larger one), and every time I get right ...
Tom
2
votes
1
answer
362
views
Mirror a RAID0 volume
I have two SSD running in RAID0. The capacity and speed are just great. I use Windows Home Server to do incremental daily backups. This is fine and well and I've successfully restored from these ...
- 612
0
votes
2
answers
389
views
What software should I use to copy dual hard drive RAID-0 contents to non raid drive before Windows 7 installation?
I currently have an Intel D955XBKLKR running Windows XP Pro installed on a single partition RAID-0 configuration made up of two 160 gb Seagate Barracuda 7200 rpm drives. I want to upgrade fresh to ...
2
votes
4
answers
14k
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 ...
- 137
1
vote
2
answers
728
views
Re-Initialize RAID-0 in software after card failure
I'm working on a Friend's WD MyBook "1TB" HDD that is not mounting. When I got in to it, I discovered that it is really 2 500GB HDD's set up as RAID-0. It appears that the drives themselves are fine,...
- 11
0
votes
1
answer
287
views
Comp wont recognize windows 7 install disc after setting up RAID 0 in bios
I have a shuttle SN68S with 2 seagate barracuda 7200.11 160GB HD's and a windows 7 disc. I was running windows fine on one drive, added the other drive, got windows to recognize it in the virtual ...
- 1
0
votes
1
answer
590
views
What is the upper limit of gstripe (RAID 0) performance in FreeBSD?
I've set up FreeBSD 7.X using gstripe (RAID 0) with two 320 GB SATA disks and raw read speed went from 70 MB/s to 110 MB/s. I'd like to know if I can reasonably expect similar gains (say roughly 200 ...
- 3,683
2
votes
1
answer
3k
views
GParted won't detect Raid-0 in Ubuntu Lucid Lynx
On Ubuntu 9.10 it detected my nvidia RAID-0 (I'm using a 780i motherboard from Nvidia).
The problem is that when I upgraded to Ubuntu 10.04 gparted no longer detects the RAID EVEN with an Ubuntu 10....
- 509
0
votes
1
answer
425
views
Moving a RAID array from one SIL3114 controller to another?
I'm working with a machine that uses Asus A8N-SLI Premium motherboard, which has a Silicon Image 3114R RAID controller onboard and two drives in RAID-0 (why??!?!?).
The motherboard failed and I was ...
- 103
5
votes
5
answers
37k
views
Why Clonezilla doesn't recognize RAID0 drives - and how to fix it?
I have a not-so-recent HP desktop PC (model# m9510f, Q8200 CPU - I think it was manufactured in early 2009 sometime, because it still had Vista 64-bit).
I've set it up with a pair of 500GB drives ...
- 1,844
8
votes
3
answers
7k
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 ...
- 7,144
0
votes
1
answer
4k
views
Steps to install Windows 7 64bit on RAID 0 (striping)?
I will receive in some days 2x500 GB hard disks (ST3500418AS) and an ASRock 890GX Extreme 3.
My idea is to install onto it Windows 7 64-bit in RAID0 configuration (striping). I wondering which steps ...
- 5,654
0
votes
1
answer
114
views
How to convert WinXP + Apps on RAID0 to use just one of the two RAID disks?
I have two 150GB SATA drives in hardware RAID 0, on which I have my C: (Win XP) and D: (installed apps).
I'm migrating to Windows 7, but I want to keep my XP system until I've got it all running ...
- 1,528
0
votes
3
answers
563
views
Raid0 setup - What should 'my computer' say?
I'm not a hardware person, so maybe someone here could help me. I ordered a PC from Dell that has "Serial ATA Raid 0 "Stripe"(7200RPM)Dual HDD" (2x500gb). However, I've just noticed that there's only ...
- 129
2
votes
3
answers
566
views
Will setting up a RAID-0 array boost my IO performance?
I currently have a single 640 WD HDD with 16MB cache.
Sometimes during heavy I/O usage the machine slows down.
Would I benefit much by getting a second HDD identical to the first and setting up a ...
- 1,375
2
votes
1
answer
778
views
Can a RAID 0 disk/config be rebuilt?
Recently one of the hard drives of one of my RAID 0 configuration gave an error.
What do I do now I'm hoping that I can replace that faulty disk with a new hard drive and that the RAID can rebuild ...
- 7,538
0
votes
1
answer
4k
views
Windows 7 / Ubuntu Dualboot GRUB Problem
I'd like to first say ahead of time that I'm running a RAID-0 Setup.
1.First of all, I'm glad Ubuntu 9.10 installed flawlessly and detected my RAID-0 setup just fine. The issue I'm having now is that ...
- 509
1
vote
3
answers
412
views
Raid0 performance degradation?
Not sure if this belongs here or on SuperUser, feel free to move as appropriate.
I've noticed the performance on my RAID0 setup seems to have degraded over the past months. The throughput is fine, ...
- 241
5
votes
5
answers
76k
views
How to improve Primary hard disk rate on Windows 7 Experience Index?
I’m getting confused with Windows 7 experience index; because on one of my home computers with 2 hard disks 7200 rpm configured with RAID 0 I got 5.9 as score on “ Disk data transfer rate “, while ...
- 221