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.

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Convert RAID0 drives to GPT

I've got two SSDs in a RAID0 configuration that use MBR and I want to convert them to GPT. Windows 10 is already installed. I tried using the MBR2GPT utility with the command: mbr2gpt.exe /convert /...
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RAID 0 disk access constantly pegged at 50% after unscheduled reboot

Evening So noticed an odd issue this morning, and wondered if anyone could help out. Had a brief power outage this morning, and soon after, I noticed that the two drives that make up my RAID0 array ...
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How to clone a single SSD to a 2 SSD RAID0?

This is the opposite to this: How do I clone a RAID 0 array to a single disk? I have a single SSD of 128GB, and I want to move it to 2x240GB SSD in RAID0. The reason: My windows is installed in ...
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Mobo dead, how to access striped volume externally from laptop?

I have a dead PC with 2 data drives that are windows striped (not hardware raid-0). If I buy a usb raid enclosure, do you think windows will recognize them as a dynamic disc? If not, is there a way to ...
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Blank boot options on B450M 3DSH

I began having blue screens and problems with drivers, so I decided to wipe everything and disable RAID 0 on my B450M D3SH. When I rebooted after changing from RAID to AHCI, and CTRL+R to remove the ...
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Remove RAID-0 from two NVME drives to dual boot win10 and Ubuntu

I currently have two Samsung EVO ~500GB NVMe drives running Windows 10 in RAID-0. I would like to remove the RAID-0 configuration and use one of the disks for Ubuntu 18.04 while the other disk remains ...
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Raid Controller doesn't work after installing

This controller actually caused multiple problems. First, the AMI-Bios had a constant beep, where the internet says it's a power adapter problem. After some time, the Bios worked and didn't beep ...
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Is it possible to repair a BTRFS raid 0 file system from a backup?

Here's the situation I'm in. I set up BTRFS with data in raid0 and metadata in raid1. 1 of the drives failed and I've already ordered a replacement. I made daily backups of the data to a separate ...
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Why Raid 1 don't improve read performance like Raid 0?

It should be able to read the data across the 2 disks like with Raid 0 right? but when I look at benchmark it looks like only one drive is used to read the data. https://raid.wiki.kernel.org/index....
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Can you use bit striping on RAID 0

I have been looking into RAID 0 and the different types of striping. Although i could see RAID 3 and 4 can use bit and byte striping, I can only see block striping for RAID 0. I have looked about a ...
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Restore RAID 0 with one member disk having been written to

Due to a bad overclock I had to reset my CMOS. This caused my RAID 0 to show up as "failed". One disk was detected as member the other detected as "Non raid disk". I have no reason to believe that the ...
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Is there a RAID 0 Equivalent for RAM?

With hard drives, you can put them in a RAID 0 configuration to split data between drives to increase read and write speed. Is there an equivalent of this for RAM? If I have 16 GB of memory, for ...
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Backup raid 0 to multiple smaller drives

I have 4 4TB external USB drives in a raid 0 set (created with btrfs). I have another 4 4TB external USB drives not in a raid set. What would be the best solution to backup the raid set to the 4 ...
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How to create raid1 mirror for existing mdadm raid0 - without overwriting data

I created a /dev/md1 raid0 across two drives, added ext4 filesystem, and it's mountable and working fine. I created a /dev/md2 raid0 across two drives, added ext4 filesystem, and it's also mountable ...
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Combining SSDs using RAID-0

If I have 2 SSDs via SATA3, both reaching speeds of about 500MB/s, which is close to SATA3 limit, does it make sense to combine them using RAID0? I mean if the SATA3 chip can provide the 6Gb/s speed ...
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Fake RAID 0 - Data recovery under Linux - 2 HDDs with Windows 10

I suspect someone at the company decided to do a partition span, i.e.: (taken a look from Linux Debian 9) Drive #1: Disk /dev/sdc: 465.8 GiB, 500107862016 bytes, 976773168 sectors Units: sectors of ...
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Does setting RAID disks require all disks to be in RAID?

I am interested in running a PC this way, 1 C: main OS drive and 2 2TB +2TB in RAID 0 Windows is already installed and I wanted to add the disks later. Do I have to reformat C: to RAID to be able to ...
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Setup RAID 0 for an Asus Zenbook UX301i

I've been asked to format and install Linux on the laptop, which has two 128gb SSDs. ASUS suggest RAID 0 is fast, so I want to setup the laptop, as is, but with Linux Mint installed. https://www.asus....
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Do 7200rpm & large cache HDD make a noticeable difference in a RAID 0 for 4k video editing?

For large file 4k video editing, is a 7200rpm drive worth it in a RAID 0? 2x4TB drives (possibly 2x6TB) RAID 0 in a Thunderbolt 3 enclosure 7200rpm or 5400rpm? Drawbacks being cost, heat, noise, ...
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Does RAID 0 increase the latency of the volume on HDD? [duplicate]

I will add a new HDD to my computer (identical to the old HDD). I'm wondering if it's a good idea to do a raid 0 vs using the two drive separately. How much it impact the latency and the performance....
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Raid 0 life expectancy and how to access 2 disks from Raid 0 outside of original computer

Two questions about Raid 0: My situation: My motherboard with RAID controller got sent in for an RMA (3 weeks turnaround). Asus sent me back a different motherboard that had way worse problems than my ...
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Recovering a Synology Raid 0 from Ubuntu (Healthy drives)

I am trying to remount a Synology raid 0 with 3x2GB drives. As far as I know, the drives are in healthy condition. I simply don't have enough space to do a full image of these before I proceed, so I ...
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What happens when you remove a drive from linux raid?

I have a home media server that gave me a message today saying one of the drives is soon to fail (not happy, still under warranty, that's another issue) I am running Mdadm raid 0 on a 3 drive system ...
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Server 2016 Storage Spaces and NumberOfColumns

I think we all know about the NumberOfColumns issues: https://blogs.technet.microsoft.com/tip_of_the_day/2015/03/17/tip-of-the-day-numberofcolumns/ That said, let's pretend to plan the following (at ...
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Disconnected Raid 0 drives now cannot see drives

I stupidly disconnected a RAID 0 drive while checking the information on the HDD (while it was turned on) and was not able view the drive again in disk manager. I then disconnected all the 4 drives on ...
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Mount existing 2-HDD RAID 0 on a new machine

Last week, my graphics controllers burnt (after 7 years of loyal service), well, my laptop (Clevo x7200) is now out of usage. On this laptop I have two disks mounted on a RAID 0. Disks are OK and ...
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Is there a way to determine what RAID-type I am using?

I've recently set up RAID 0 with two disks. I've done that via my Asus Prime X370 Pro's UEFI. Today I stumbled upon the terms "Software RAID", "Hardware RAID" and "Fake RAID". Most of the sources ...
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Restoring raid 0

I have a Velocity Duo (PCI raid card) with two Samsung 850 drives (500gb ea) in a RAID 0 setup in my Mac Pro. The raid controller seemed to get scrambled and the drive is no longer accessible - Mac ...
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759 views

Problems installing windows 10 on Asus ROG G752VS OC edition with m.2 RAID0 boot

I'm having trouble installing windows 10 on my Asus ROG G752VS OC edition laptop with two 512gb WD black PCIe NVMe drives installed and configured in raid0. I installed the drives and went into the ...
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747 views

Recovering data from a dismantled raid 0

I have a QNAP ts-212 2 bay enclosure, until recently it housed two 3TB drives in a RAID 0. I have just swapped the drives to two 5TB drives in RAID 0, my backups appear to be missing a couple of ...
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645 views

How does the mdadm Chunk parameter translate to SNIA definitions?

The manpage for mdadm describes a -c, --chunk= parameter, quoted below, that seems to relate to the RAID 0 stripe size. However, the SNIA definition of the parameters for RAID 0 is not a single value,...
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Ubuntu ldmtool not showing windows RAID-0 drive

this used to work for me, but I've re-installed Ubuntu and now am not getting anywhere. I have a dual-boot windows/Ubuntu machine. From windows I can see my RAID-0 drive, but when I use "sudo ldmtool ...
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Mint 18.1 xfce RAID 0 install - error installing grub after chroot

I have a MacBook 7,1 and I am attempting to configure 2 ssd's in RAID 0, with a fresh install of (64)Mint 18.1 xfce on top. I used this tutorial -> https://forums.linuxmint.com/viewtopic.php?f=46&...
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When a RAID0 fails, can you still see all the file/folder names?

When a RAID0 fails, can you still see all the file/folder names? I'm considering making a RAID0 NAS but am unsure how failure occurs. It's not the data I am concerned about losing but the reference ...
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How to assess a RAID0 error?

I read the following post and I am having an issue with my laptop (Acer Aspire S7-392). The drive set up was RAID0. I have little experience in RAID setup, but here is the screen I encounter once ...
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Remove Raid-0 and reinstall windows 10

I have recently bought this laptop: Here. Unfortunately, it comes with two 256 GB SSD's in Raid 0. I do not want this, so I will break the raid configuration. HOWEVER, because Windows is installed ...
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Creating a RAID 0 on C drive

The 250Gb SSD I am currently using on my C drive is starting to be full. I am considering buying a second one and make a RAID 0 to expand capacity (performance gain is just a bonus for me). Is it ...
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AMD SP5100 Raid 0 rebuild

I was using an onboard AMD SP5100 raid controller for a Raid 0 on two 1TB drives. The motherboard has failed. I have two questions - firstly if I replace with an identical motherboard, will I be able ...
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How can I safely step away from my RAID 1 setup?

I have about 500 GB of data on two 1TB drives running a mobo hardware RAID 1. I keep running into problems and have decided to back out of all of this and just use the drives like normal HDD's. I want ...
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Bios boot time 15 sec

My setup: MotherBoard: Asus H170 Pro Bios Ver. 1803 Windows 10 Sata information: SATA6G_1: ADATA SP900 (128.0GB) SATA6G_2: ADATA SP900 (128.0GB) SATA6G_3: N/A SATA6G_4: N/A SATA6G_5: N/A WDC ...
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Laptop + 2 SSDs in RAID 0 + strong password - an acceptable alternative to encryption?

Objective: protect the data if a laptop is stolen given that it has 2 drives in RAID 0 and it has only one user account with a very strong password? (try to avoid using BitLocker to save performance ...
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Disk Was Part of RAID, Now Won't Even “Initialize” In Windows

I had a RAID-0 with two 2TB disks. I moved all useful data off of them, but did not break the "RAIDness" on the system it was operating on. Now, I have moved one of them to another machine, but the ...
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Ubuntu 16.04 detect/confirm raid0

How to detect that i have raid0? I have created hardware raid0, but want to confirm in inside Ubuntu, that Ubuntu is using that raid0 instead of software one... How to detect both hardware and ...
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If I remove one HDD from a RAID0-with-striping, is it impossible to read data from remaining HDD?

I have a laptop with a virtual hard drive composed of two 500GB Hitachi HDDs set up using Intel Rapid Data Storage RAID0 striped configuration. The Windows installation became corrupted and I haven't ...
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211 views

Rebuilding a RAID 0 array (no drives failed) if I know the block size and start offset?

My laptop's motherboard died. I removed the two hard drives, and both are operational. I then plugged both into to another computer and using some free software was able to get the following: Block ...
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RAID0 data recovery & recovery strategy validation

I have a Synology expansion (DX213) connected to my NAS. It houses 2 disks of 2TB and they are in a RAID0 configuration (awful idea, I know and I don't need a reminder ;) ). Last weekend, the array ...
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848 views

Trying to add a RAID 0 boot drive, can't install OS. Lenovo driving me mad

Okay, so I have 2 120GB Sandisk SSDs. I plugged one into the system, fired it up and all was fine to install windows (installed 7). The owner then asked to have a 2nd SSD added to do a raid 0. ...
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Asus laptop, no RAID option available

I currently have 2 SSD's in my Asus N551VW (skylake I7-6700HQ, chipset supports RAID 0) and I'm trying to configure them as RAID 0. There is a "SATA Mode" option available in the BIOS but the only ...
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Is using multiple SSDs in RAID 0 good for reliability?

I'm asking this because, unlike HDDs, the main lifetime limiting factor of an SSD is write cycles. By using RAID 0, it's effectively doubling the amount of write cycles usable, and theoretically ...
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570 views

Hyper-V 2012 R2 different disk speed on CentOS and Debian

I found unexplained difference between running CetOS 7.1 and Debian 8.3 on Hyper-V 2012 R2. I create similar VM on similar hardware. Both virtual machines installed on 600 GB SAS 15K in RAID0 via ...

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