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1answer
33 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 ...
0
votes
1answer
30 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: ...
0
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1answer
76 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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1answer
115 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
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1answer
31 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
30 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 ...
0
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2answers
195 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 ...
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0answers
65 views

LSI Megaraid controller won't work in an Asus Sabertooth X79 board

It worked fine on my old X58 board but that one lost it's main controller. The BIOS comes up normally and shows the array, strangely BEFORE the POST screen rather than after like it used to. Device ...
0
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2answers
60 views

What card 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 ...
2
votes
1answer
63 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
votes
1answer
58 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
99 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
51 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 ...
0
votes
1answer
625 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 ...
-1
votes
1answer
1k 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
votes
0answers
523 views

How to use Hardware RAID in Ubuntu Server

I have an Adaptec RAID-Controller and created an RAID-1(Mirroring) succesfully. Now I have installed Ubuntu Server 12.04.3. When I type fdisk -l I get this output: bf@fileserver:~$ sudo fdisk -l ...
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0answers
1k 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 ...
0
votes
1answer
124 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 - ...
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2answers
2k 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, ...
1
vote
0answers
34 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, ...
0
votes
1answer
194 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 ...
0
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0answers
40 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 ...
0
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2answers
2k 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 ...
0
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2answers
85 views

two computers with united CPU and memory resources?

is it possible?:) it wold be interesting, when given cheap chineese netbook and cheap chineese tablet, setup for example ubuntu to both of them, then le wild magic happens and viola - we have one ...
0
votes
3answers
203 views

Is it possible to create a RAID 1 array for ubuntu and install xp on a non-RAID part of the drive?

I was wondering if it is possible to setup a hardware RAID 1 array on 2x1TB drives for the installation of Ubuntu 12.04 whilst leaving some space free outside of the RAID array to install Windows XP ...
1
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0answers
175 views

RAID-0 bottlenecking when reading and writing simultaneously?

I have 4 Samsung 840 Pro SSDs running in hardware RAID on an Intel RS2BL080 LSI RAID card. My read and write times are incredible: $ dd bs=1M count=10000 if=/dev/zero of=test.img conv=fdatasync ...
1
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0answers
216 views

TRIM support on Intel RS2BL080 Hardware RAID card?

I've got an Intel RS2BL080 hardware RAID card and I'd like to know if it supports TRIM on my RAID-0 array of SSDs. I've heard that the Intel 7 series integrated RAID solutions that ship with ...
0
votes
1answer
135 views

Adding a drive to a hardware RAID-0 array

I'm building a RAID-0 array as my main boot "drive" and was wondering how adding disks to the array works in implementation. I'll be using either the Intel RT3WB080 or the Intel RS2BL080, which are ...
0
votes
1answer
122 views

What are the main differences between Intel RAID cards?

I'm in the market for a RAID card and really like Intel hardware. I'm looking to build two separate arrays: One RAID-5 array consisting of at least 3-4 2TB 7200RPM hard disks. One RAID-0 array ...
2
votes
0answers
123 views

Disk utilization 100%, no read or write

Our disks on one of our servers are showing 100% utilization but no read or write. here is the output of iostat -xc 1 and errors on syslog https://gist.github.com/4110533 status info from raid card ...
1
vote
1answer
115 views

Is it possible to migrate a boot RAID volume from an older motherboard to a newer one? [duplicate]

Possible Duplicate: Raid 0 - what happens with the data when hdds plugged into another motherboard Background info I am going to upgrade my current setup from an X58 to an X79 and I have 2 ...
0
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2answers
5k views

Set up raid 1 after OS installation

I bought 2 Lenovo thinkstation E31 and I want to set up RAID 1 on them. I added a hard drive for each. I went in the BIOS and set it to RAID then I pressed ctrl-l to start the raid manager but it ...
3
votes
1answer
856 views

Prevent Windows 2003 blue screen upon boot after changing to RAID?

Here's what's happening. I havent been using hardware RAID on my motherboard, but since I got new disks today I changed from normal SATA to RAID and rebooted. I set up the RAID, three disks, one of ...
3
votes
1answer
363 views

move RAID controller + HDDs + data (RAID5) to new motherboard

I have a HighPoint RocketRAID 2300 RAID controller with 4 HDDs on my MSI P6N SLI mainboard and want to move the RAID controller with its HDDs and data to my new computer that has a Asrock H61M-ITX ...
1
vote
1answer
524 views

Should I use Windows write cache if I have RAID controller + BBU?

I have ARECA ARC-1231ML 2 GB Cache and RAID 0 with 4 A-data 30 GB SSD drives and sometimes Windows is checking filesystem during boot. I think the problem is that my system is using RAM as write ...
1
vote
1answer
144 views

Hardware RAID 1 With ERC/TLER/CCTL

I am aware of the problem when using standard consumer-grade drives with RAID levels 5 and 6; if a drive takes too long trying to read and/or repair a bad sector, it will be dropped by a hardware RAID ...
1
vote
2answers
360 views

How many RAID controllers do I need?

I need to make a 50TB RAID array. Now I'm confused! I didn't found any RAID controller that have more than 8 channels (So supports 8 drives (?)). So how can I make an array of 25x2TB drives? Do I need ...
0
votes
2answers
175 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 ...
0
votes
0answers
654 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 ...
1
vote
1answer
143 views

JBOD and DUAL mode difference

My dual bay HDD enclosure got JBOD and DUAL modes among other modes. What is the difference between those 2 modes? I just want to know exactly because I am connectin a single hdd with data and I don't ...
1
vote
1answer
374 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 ...
0
votes
2answers
861 views

Why RAID controllers so expensive? [duplicate]

Possible Duplicate: Why are hardware RAID solutions relatively expensive? Well, this maybe a very stupid question. Shouldn't RAID controllers be very simple? Compare RAID controller with ...
1
vote
1answer
360 views

SSD Vertex 3 RAID 0 performance over time

I want to set up 2x vertex 3 240gb in a raid0. Will performance degrade over time? Is there a solution? OS agnostic please - if the hardware supports something a driver can be written.
1
vote
2answers
4k 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 ...
2
votes
1answer
3k views

How do you disable BIOS RAID on SuperMicro X9SCL/X9SCM motherboard?

I am trying to install SLES11 on a computer with a X9SCL/X9SCM SuperMicro motherboard. The BIOS version is 1.1a (9/28/2011). The SATA controller configuration gives me the following choices: AHCI ...
2
votes
1answer
413 views

Can I mix a 15K drive with a SSD drive in a hardware RAID1?

I've got a hardware RAID1 of two Hitachi 15K drives here, forming the array with an Adaptec controller. Let's assume one disk dies and I'd like adopt SSDs. I would then replace the dead drive with a ...
4
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2answers
681 views

Multiple operating systems/partitions on a hardware RAID array?

I've read that running multiple operating systems/boot partitions in RAID arrays doesn't always work as planned and is difficult at best. Is this true only of software RAID arrays? If so, that makes a ...
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 ...
0
votes
2answers
109 views

Raid Configuration Troubleshooting

I have a simple RAID at home with 2 mirrored drives and for some reason I cannot get any sort of performance out of them... Running hdparm -t I consistently score about 100MB/s, but I get 250 to 300 ...
2
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1answer
560 views

How do I extend the storage space in my NAS server?

I have a NAS server (Dell R310 and FreeNAS OS) with RAID 1 and 2 x 250GB, and 2 slots for hot plug disk space are free. It is using hardware RAID. But the disk space is almost full, how can I extend ...