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1answer
3k views

Cloning HDDs from a hardware RAID array?

Is it possible to clone the individual disks of a hardware RAID to get a copy of the contained array? I have an Adaptec RAID controller. I put it offline, attached the RAID member HDDs to a regular ...
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2answers
4k views

Does the PERC H310 Raid Controller support hard drives above 2 TB (e.g. 3 TB)?

We received a new machine (Dell Precision T3600) with a PERC H310 RAID Controller. Due to some troubles during the installation I started to read a bit about that RAID card, and I found some sources, ...
3
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3answers
9k views

Can I run multiple RAID arrays on a single RAID card?

I"m looking to buy a hardware RAID card for my Linux computer which I'm building, and I'm specifically considering this Intel model. I'm planning on running multiple RAID arrays in my computer: a ...
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0answers
10 views

Intel Raid1 \ “Fakeraid” Shows up as 2 Logical Drives in Windows server 2008 r2

As the title says. I have successfully raided 2x <250 gb drives in Bios as C:\ without any problem. However when i try to Raid the two WD RED 3TB they "show up correctly" in my bios and inside ...
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2answers
617 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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0answers
1k views

Computer hangs at boot screen with new RAID card

I am trying to build a new server around a Biostar TH61 motherboard and an Adaptec 6405E RAID controller card. The machine booted fine from USB before the RAID card and drives were installed. After ...
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0answers
74 views

Replacing H310 PERC controller with H710 on Dell T7600 Workstation

I have a Dell T7600 workstation running RAID 5 and the H310 PERC controller is throwing some errors. If I replace it, I'd like to upgrade it. If I replace it with the H710 (this is the only other ...
0
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1answer
842 views

How to install ESXi 4.1 with an Intel SRCS28X?

I have a Dell 2850 rack server and just purchased an Intel SRCS28X 8 port SATA card for it. Previously I ran VMware's ESXi server with no issues, but it wont recognize the new card. I read that the ...
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0answers
102 views

Why does Dell PowerEdge T330 force hardware RAID for 8 drive configuration?

I'm considering the Dell PowerEdge T330 server tower to run CentOS Linux. The chassis configurations that can be ordered are either 4 3.5" hard drive slots or 8. We need to run a software RAID (that's ...
1
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1answer
43 views

Which RAID is easier to do recovery from, a software RAID or a hardware RAID?

I'm shopping for a new server and have been using software RAIDs. But I wondered about doing recovery on a hardware RAID vs a software one. I know with a software RAID you have to enter a series of ...
0
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2answers
181 views

What card do I need to attach SATA drives to server

I have IBM System x3650 M2 and it has only SAS drives attached It has 7 PCI-e empty slots. I want to know what type of card I need which I can put in PCI-E so that I can join 2 SATA drives of higher ...
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0answers
79 views

IBM x3850 m2 megaraid not showing physical drives

I have this IBM x3850 m2 with 2 physical drives installed but when I go to megaraid it doesn't show any of the physical drives So I can't build a virtual drive to install the OS What I have tried ...
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1answer
2k views

Dell PERC H710P Raid Control reduced I/O speeds when idle

I have a Dell PERC H710P Raid Controller card and 4 Dell Certified 600GB Solid State Drives configured in RAID-10. I have a Dell Poweredge R820. After performing benchmark tests using ATTO, I usually ...
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4answers
3k views

Gigabyte Motherboard + Adaptec RAID = No Booting from any drives

I have a brand new PC, just out of the box. It has a Gigabyte GA-P55-USB3 motherboard. I also have an Adaptec ASR-2504 SAS RAID card with 2x 15k Seagate Barracuda SAS drives attached. After the ...
0
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3answers
824 views

Adaptec Raid Controller 6405E slower than onboard raid?

Running on Windows 8.1 x64. Raid is 0 on two Samsung Evo SSD. Both read and write cache is enabled. Here's result from onboard raid (ASUS-P9X79-E-WS): And here's from the dedicated raid controller ...
0
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1answer
425 views

Adaptec 6405e SATA raid controller + 4x WD Red 1TB .. no Raid 5 option?

I'm in the ACU/adaptec bios utility. All four drives are initialized. I go to Create an Array, select all four drives. It only gives me Raid 1/10/1EE options - but no RAID 5. What am I doing ...
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0answers
11 views

RAID 5 controller port multiplier

I have 6x320GB HDD and I was considering to create a RAID 5 system (it's for storage only). I use ubuntu 14.04 and I want to ask what RAID controller card allows for 4 (or more) ports without ...
0
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1answer
215 views

How do you increase harddrive space on an Intel hardware RAID 1 with larger disks?

I have an old RAID 1 volume from about 7 years ago. A while ago I replaced one out of two drives with a drive with 4x the size and then recently I replaced the second two out of two disks. Both of the ...
2
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1answer
41 views

How is Data Recovered when a RAID array fails

I am thinking of using hardware RAID (levels 5 and 10) on my computers. What I don't get is how is data recovered when something goes bad and the RAID array fails (RAID Card problem or anything else). ...
0
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1answer
126 views

How can I add a second hard drive to mirror the first one in RAID?

I have a HP ProLiant Gen8 MicroServer with a Hardware RAID Controller. The model is Dynamic Smart Array B120i/ZM. I currently have a single hard drive mounted. I would like to add a second identical ...
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2answers
23 views

Raid 1 with two hard drives, which hard drive will overwrite the other?

I have two hard drives in a raid-1 volume that Windows 7 boots from (let's call them harddrive-a and harddrive-b). I got a third harddrive-c so that I could install Linux. To protect my Windows ...
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1answer
37 views

Any advantages of having Raid0 with single drive?

Are there any advantages of having a Raid0 configuration with a single drive? Both Intel controllers and LSI controllers I'm using allow for Raid0 creation using a single drive. Is there any ...
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1answer
37 views

software or hardware RAID 5 for home server? [closed]

I have seen a few similar questions here but they are all years old and since the technology landscape is so volatile I thought it best to start afresh. Plus, few of them speak specifically to raid 5. ...
1
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0answers
28 views

Multi-channel SATA RAID card to RAID 4 Bay Enclosure

I have a Mediasonic ProBox HF2-SU3S2 4 Bay 3.5" Hard Drive Enclosure. The box only has one eSATA port and one USB 3.0 port on the back. According to the manual of this storage box I need to get a ...
0
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1answer
88 views

Hard Disk info required, attached to IBM System x3650 M4

I need to get the details of a hard disk attached to an IBM System x3650 M4 server machine. One thing I did is to search for model number shown on Device Manager under Disk Drives, but this search ...
1
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1answer
2k views

Unable to access intel fake RAID 1 array in Fedora 14 after reboot

First I am relatively new to linux (but not to *nix). I have 4 disks assembled in the following intel ahci bios fake raid arrays: 2x320GB RAID1 - used for operating systems md126 2x1TB RAID1 - used ...
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1answer
493 views

How do PCI express RAID cards work?

I was recently playing with Xen server which supports hardware RAID only and as I always used Linux MD's only so far, I have no knowledge of hardware RAID at all. I was looking for some cheap hardware ...
0
votes
1answer
277 views

How would hardware RAID compare to Windows software RAID?

I recently bought a new PC with a Gigabyte Z97P-D3 motherboard. One of the things it supports that my old machine didn't is RAID so I had planned to transfer my 2x 1TB hard drives from my old machine ...
1
vote
1answer
134 views

Proliant ML330 G6 rebuild array

When I came to this place, there was a Proliant ML330 G6 server with a P410i controller standing here, which acts as the active directory server, running Windows 2008 R2. I wish the previous admin ...
0
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2answers
72 views

Moving a RAID 1 between RAID Cards

I have an HP DL380 G6 with the 410i internal controller. I have an array configured with 2 drives as a RAID 1. This logical drive is my boot drive. I've recently installed a P800 raid card and want ...
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2answers
926 views

Simultaneous failure of 8x SSD's in raid 10 [closed]

My friend keeps arguing with me about putting SSD’s in raid vs HDD, I need to settle this. What are the odds of all the SSD’s failing vs HDD”s at once assuming they are from the same assembly line and ...
0
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1answer
666 views

Deleting RAID 1 array with OS on it and switching to AHCI mode? Without losing data?

I am trying to break my RAID 1 array (using onboard intel raid controller) that has Windows 8.1 installed on it. I then want to switch my bios to AHCI mode and boot from one of those drives. Is it as ...
-1
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1answer
4k views

How can I achieve maximum sustained sequential disk write performance?

I need data write rates of ~1 GB/sec sustained for ~1 hour. Data is coming in over this PCIe x4 frame grabber. I need to stream its full bandwidth to disk. I don't have experience with RAID, but as ...
0
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1answer
470 views

poor write performance with RAID 5 array

I have an Intel RS2WC080 RAID controller card connected to an array of 8 WD Black 4TB SATA3 drives, in a RAID5 configuration. While the read speed is ~750MB/s the write speed hovers around 45MB/s. I ...
0
votes
1answer
163 views

Will Diskpart Clean All reduce HDD lifespan?

I am planning to reinstall Windows on my PC and I just want everything to be as fresh and new like when it is first used. I thought about doing a Clean All on my hard disk, but I have one question: ...
1
vote
1answer
4k views

Laptop offers RAID option - how does that work?

I am in the market for a new laptop. I'm looking at the Dell M6800 and HP ZBook 17. Both of these laptops can be configured with a RAID 0/1/5 option. Is this hardware RAID or software RAID? I have ...
0
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2answers
186 views

Broken motherboard hardware mirror - getting data from the hdd or from its image

I got a computer (Windows 2003 server) with broken motherboard. The board using an onboard hardware raid and have 2 HDDs in mirror configuration. Trying to find a replacement board will take some time,...
0
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1answer
61 views

OCZ Vertex 4 64 GB timeouts on Areca 1880IX-16-4G

I use 3x OCZ Vertex 4 64 GB in RAID5. If they work then it's all ok, but suddenly random drives are dropped from array with timeout errors. Sometimes even two of them which causes filesystem errors. ...
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0answers
88 views

RAID array failure. False positive?

Background: I have 3 storage units in my PC: an SSD that contains my operating systems a 1TB hard-drive that is about 5 - 6 years old a 1TB hard-drive that is only a few months old The 2 big ...
2
votes
1answer
786 views

On-board RAID vs Hardware RAID

They technically are both "hardware" raids, but what really sets the two apart? Wouldn't on-board raid basically be a software raid since they share the same processor.
0
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1answer
139 views

Hardware RAID vs. Software RAID [duplicate]

What is the big difference between software RAID and hardware RAID at the low level? What is really going on that sets the two apart? As far as I know, the only difference is the RAID card can have ...
0
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3answers
612 views

Is hardware RAID worth it? [closed]

I am planning to build a home NAS server, and have managed to get my hands on the following- Core i3 3220 Ivy Bridge CPU 4 GB Kingston RAM Basic motherboard with dual gigabit LAN port 4x WD 3TB HDDS ...
0
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2answers
296 views

SAS and SATA together in a RAID

I have to build a new server with SAS drives for RAID 10. However, I have 2TBs of storage on 2x1TB SATA drives. Would it be possible to still plugin 2 SATA drives even if I run a hardware raid 10 ...
1
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1answer
459 views

Disk durability when using RAID 10 vs RAID 5

Most of the time technical articles about different RAID levels mostly about how redundant they are, how fast on read/write etc. But I can't find information about would a disk in a certain RAID live ...
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0answers
2k views

SDcard /dev/sdb2 is apparently in use by the system; will not make a filesystem here

I divided my sdcard into 2 partitions, but It got an error and couldn't create a new partition. Error: /dev/sdb2 is apparently in use by the system; will not make a filesystem here! My /dev/...
0
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1answer
219 views

Debian/3ware 9500 - RAID Failure?

I swapped the hard disks from my home server into a new case last night (new mobo/CPU/RAM) and transferred its 3ware 9500 PCI-X SATA RAID card with it. The machine has 4 disks configured in 2 RAID1s - ...
1
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2answers
5k views

How do I set up hardware RAID?

This might seem like a stupid question, but the last rig I put together was an 800 MHz single core computer. I decided to put together a fileserver based on the Asus p8z77-I deluxe motherboard. I ...
1
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2answers
8k views

RAID10 with MegaRAID WebBIOS

I'm trying to create two RAID10 arrays using LSI MegaRAID's WebBIOS utility. If I understand correctly, I must create many two-disk RAID1 pairs called "disk groups" and then span those disk groups ...
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0answers
43 views

Progressive upgrade of a RAID array

Our group has a 16 disk backup RAID6 array. Currently, those 16 disks have the following specs; 500 GB 16 and 64MB cache 3 Gb/s SATA I would like to begin upgrading these disks if possible, ...
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0answers
45 views

Want simple RAID capable direct attached storage device that abstracts the RAID config

I am looking for a device for my mother for redundant storage of her photos. Local (non-cloud) based is a requirement. I would prepare the device for her in a RAID 1+0 (at least 4 drives, striped no ...