Computer data storage, often called storage or memory, refers to computer components and recording media that retain digital data. Data storage is one of the core functions and fundamental components of computers.

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2k views

Messed up USB stick doesn't show in blkid

I was playing around with a USB stick (booting archlinux with qemu off of it and trying to perform an installation on the same stick at the same time -- brave, I know, but I was just messing around). ...
1
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1answer
20 views

How to deal with multiple large executables without having to upgrade a system?

I often end up buying a new laptop every second year, which is a bit of a problem. I run multiple applications that take up a lot of storage. For work, it is software for scientific computing (MATLAB ...
1
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1answer
103 views

Page Sizes (SSD)

New storage devices like hard disks are being made using the "new" IDMEA advanced format of physical 4KB sectors, but what is the largest page size SSD comes in? Looking around I could only find 4KB ...
39
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4answers
22k views

Which of the Windows updates are really necessary?

I downloaded a lot of Windows updates in the automatic mode. Are they all necessary? Can I remove some of them? How do we know which ones are necessary?
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3answers
3k views

Is it possible to boot from a flash drive that also contains data?

I read about the Evil Maid attack, and thought of partitioning a flash drive, putting a bootloader on one partition and storing data on the other. Is this possible, or is there some alternative that ...
0
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3answers
161 views

What factors limit hard drive capacity? [closed]

Can anybody explain me what factors limit hard drive capacity? I mean, why don't we have HDD with 1000 terabytes of capacity? Thanks in advance.
22
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3answers
5k views

How do I recover lost/inacessible data from my storage device?

What steps can I take to try to recover lost or inaccessible data from any storage device? Answers: This applies to any main storage devices; eg. internal/external hard drive, USB stick, Flash ...
3
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2answers
48k views

USB 2.0 and USB 3.0, how can you tell the difference?

I know the speeds would obviously be a key factor, but is there any spot on way to tell if a device is USB 2.0 or 3.0 such as a USB flash drive?
26
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3answers
28k views

What's the technical difference between a flash drive and an SSD?

I was just reading a question on backups with flash drives, but I was not quite sure why SSDs would be better than flash drives for backups. To me, solid-state drives look like larger versions of ...
1
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1answer
71 views

When I copy the contents of one drive, the copy takes up less space. Why? [closed]

I am trying to copy the contents of one hard drive to another hard drive. But once the copy is completed, the copy takes up less space than the original files. Hence not all files are being copied. ...
0
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0answers
69 views

Use two drives independently in NAS (Synology)

I am going to purchase a Synology server for my home. I want to have two NAS Drives plugged in internally. Can I access each drive independently? For instance: On one of the drives I want to store ...
0
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0answers
54 views

Need to expand TP-Links storage but there is no USB port, can i use a shared network drive?

So I got a TP-Link WR841N V9 and I installed Openwrt Barrier Breaker 14.07. It has very little memory so I want to expand it. I read that I could use ExtRoot with a USB to fix that, the problem is ...
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0answers
300 views

Incorrect Calculation of storage on OS X El Capitan 10.11

The storage calculation in the “About This Mac” says that I have 330GB remaining but my apps and other things add up to about 300GB. Does anyone know how to fix this?
0
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1answer
108 views

New hard drive: checklist before entering your workflow?

1, 2... 4+ TiB of data makes a lot of (here choose the appropriate) work/recording/stress/time-to-eg-rebuild-the-array when put on an drive of unknown health. When getting your hands on a spinning ...
0
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1answer
79 views

Does ZFS make sense as local storage?

I was reading about ZFS and for a moment thought of using it in my computer, but than reading about its memory requirements I thought twice. Does it make sense to use ZFS as local storage or this ...
1
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0answers
187 views

Windows 10 storage pool and hard drive recovery

OS Win 1 I am looking for any suggestions as I have spent nearly 20+ hours working with MS and reading through blogs and creating/deleting storage pools to simulate scenarios. Basically I had ...
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1answer
165 views

What type of cable do I need to connect to this storage box [closed]

I have this Hitachi Storage box (Hitachi DF600-RKAJAT Hard Drive Array): It has fiber drives, and I have a Fiber channel card like this: How can I join them?
198
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10answers
56k views

Is there still a reason to choose a 10,000 RPM hard drive over an SSD?

For anyone who's serious about storage performance, SSDs are always the fastest solution. However, WD still makes their 10,000 RPM VelociRaptor hard drives, and a few enthusiasts even use ...
22
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2answers
17k views

Intel Matrix Storage Manager vs Linux Software RAID

The chipset I'm using supports the Intel RSTe technology. It means that I have two options for RAID setup: Ordinary linux software RAID, using mdadm command. RSTe (either by the BIOS or, again, ...
1
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1answer
72 views

SSD Block Sizing

I've been looking at logical and physical block sizes for disks... [old disks] logically(4KB) -> physically(8 * 512B) -------Data Cluster [new disks,old OS] logically(4KB) -> physically(4KB(8 * ...
2
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2answers
561 views

Boot Signature - BIOS

I understand that the BIOS is in ROM, and the manufacturer "typically" designs it to point to the first sector of the "active" storage device's first sector or CHS (0,0,1)*physical and CHS ...
1
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1answer
1k views

CHS to LBA mapping - (Disk Storage)

Before LBA you simply had the physical mapping of a disk, which originally disk access with the BIOS on an old a IBM-PC compatible machine would look something like this the following: Cylinder ...
2
votes
1answer
2k views

In Windows 10 Pro Storage Space, why can't I use ReFS with Parity?

NTFS is the only option when Parity is selected as the resiliency type. I thought ReFS was suppose to replace NTFS? I am trying to create a storage space to use for network file share.
9
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2answers
5k views

Rebalance hard drives in a Storage Space Pool?

I have 2x 1.5TB drives in a (two-way mirror storage pool). That pool recently hit 100% capacity meaning both drives had 0% space left. I added 2x 4TB drives to the storage pool but Storage space ...
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2answers
53 views

How are deleted files really treated [duplicate]

this might seem a very basic question but i have been thinking about this a lot. The thing i know about deleted files is that it doesn't really disappear from the hard disk. It simply get unlisted ...
0
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1answer
39 views

How to set HDD to read and write

I have installed a HDD on a second SATA port. But it is set to read-only. How do I set in to read and write? It also somehow copied everything from my main SSD. I can access it but I can't write to ...
0
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0answers
59 views

Areca SAS controller compatibility with SATA drives

With my controller drives randomly disconnect or become unresponsive, tested in both Linux (with Areca’s proprietary driver as the open-source one has been broken for years) and a clean install of ...
0
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0answers
249 views

Delay accessing my second hard disk drive

I have got a gaming laptop with Windows (10) installed on my SSD (128Go) and a second hard disk drive of 1To. (7200 rpm) My SSD does not have enough space so I decided to install some softwares on my ...
7
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1answer
129 views

Same hard drives, different capacities

I have two exactly same hard drives WD Reds 6TB, but they have slightly different capacities, is this normal or there are some bad sectors or something like that on them?
3
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2answers
1k views

No space left on device, df shows 50%

I have done everything I know about, and now I'm completely lost. I'm getting an error on my Storage partition. The drive is a ntfs, and I'm using ntfs-3g, the disk is being shared between my Windows ...
0
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1answer
212 views

Can I use a boot usb as a storage device as well in windows

I recently bought a 32gb usb 3 drive and made it a bootable usb. there is about 25gb of unallocated space, which i formatted to ntfs, however windows only recognises the boot partition as it is the ...
0
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2answers
121 views

Why does RAM cost more than flash memory? [closed]

Why is the price/gigabyte for RAM higher than the one for flash memory, even though flash is more complex because it's non-volatile? Is it only because RAM needs to work at higher speeds?
0
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3answers
2k views

Best video storage device for home movies and photos

I have CD's and DVD's of vacations and old family photos that I want to copy and store. I can keep them in a safe box at the bank. Would a 16 gb flash drive be the best way?
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0answers
22 views

What does a low level storage management like iRODS exactly for (in fedora-commons)?

I am not clear about the actual advantage of having iRODS or any other low level storage management. What are it's benefits exactly and when should we use it? In Fedora-commons with normal file ...
0
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0answers
200 views

Using two persistence partitions on Debian 8 to increase storage

I use Debian Jess 8.0 with a persistence partition but no other permanent filesystem. I boot the live-cd from an SD card. Here is my persistence.conf file: /bin /sbin /boot /etc /home /lib/modules ...
1
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2answers
88 views

Add up multiple disks into single storage, replace disk without destroying data

Suppose I have a 1TB disk and a 2TB disk. If I want to use it as a single 3TB disk, there seems to be two solutions on Windows 8. Dynamic Disk in Disk Management Storage Spaces, Simple layout But ...
0
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0answers
15 views

Can I delete the BIOSUPDATE partition (with ASrock z87)?

I found a partition on my secondary (!) storage drive, not the system storage drive: As you can see it is in the way of easy repartitioning. I have an ASRock Z87 Mainboard, used the update Bios via ...
6
votes
1answer
846 views

Where is the data inside a disk image stored when it is mounted in a virtual CD-ROM?

I wanted to know what type of memory is consumed when a disk image is mounted in a virtual CD-ROM (for example, when we mount a .ISO file using Daemon Tools) and where is the data inside the disk ...
0
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0answers
84 views

RAW CD Image (3.1 GB) while downloading, now its 0 bytes

I damaged my original windows 7 DVD. So I was forced to download an image file from the internet and use my product key. But when I downloaded, it showed 3.1 GB. After the download completed, I ...
1
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1answer
55 views

Change user storage folder from /home to somewhere else

I want to let a user take huge space on another drive. Is there a command that I can move the user from /home folder on a mounted drive in /mnt folder? If I do move folder /home/foo to ...
9
votes
14answers
667 views

Ideas for a nearly 100% reliable portable data storage

I've had my share of broken storage media. During just last year, I've had: two broken 500GB Seagate hard drives; one was new, broke completely, got different one - refurbished, but a little bit ...
13
votes
2answers
3k views

Size of files in Windows OS. (It's KB or kB?)

One "kilobyte" (KB) is 1024 bytes in JEDEC-standard, whereas the definition has shifted, in most contexts, to mean 1000 bytes (kB) in accordance with SI. To resolve this difference, binary prefixes ...
0
votes
1answer
2k views

Can a personal cloud storage device be used for syncing OneNote?

(Please note this is a question about a type of NAS (Network Attached Storage) device, not an online cloud storage service.) If I understand it correctly, a personal cloud storage device (for example ...
37
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3answers
9k views

What is the difference between a kibibyte, a kilobit, and a kilobyte?

This question got me wondering about the differences between these three ways of measuring size: a kibibyte, a kilobit, and the conventional kilobyte. I understand that these measurements have ...
0
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1answer
1k views

Do I need to worry about over-provisioning? Can swap be used for this purpose if it is not being used?

I am running Linux Mint 17. I'm posting this on Superuser rather than Unix & Linux because this probably isn't a Linux-specific question. I was thinking of buying a SSD but a ~250GB drive will be ...
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0answers
16 views

View available in shared folder

I have access to a shared folder on a Windows Server. I have no access to that server other than this shared folder, I don't even know the windows version. I also don't know if there is any storage ...
9
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1answer
4k views

Western Digital Green drive from 512 byte sectors (jumpered) to 4k byte sectors (removal of jumper)

I was using a WD20EARS drive with pins 7 and 8 jumpered in order to use it on an OS that doesn't support 4k sectors. But now, I want to transfer that hard drive over to an OS that has 4k sector ...
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4answers
475 views

How much hard drive space would I need for a Linux installation? [closed]

New to Linux. Interested in learning more about it. I currently have an SSD with Windows and a 1 TB RAID 1 setup. I'd like to add another SSD with Linux so I can dual boot but I'm not sure how large ...
0
votes
1answer
98 views

How can I manually measure the life expectancy of a SSD?

How could I calculate the average read/write cycles per day/month/year of a SSD and then include factors for x controller or y and z components. I have a 500 GB SSD on a MBA running OS X 10.8.5. I ...
0
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0answers
66 views

Blob Storage failover options

I am not sure if this is the right forum to ask this question on Azure. basically I have 4-5 Blob storage setup and I enabled Geo-Redundant on each one which certainly creates a replica copy of the ...