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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1answer
32 views

SSD memory combination [closed]

I have a question about SSD's. I have read that there are SSD's that use a combination of RAM and flash memory so that RAM can receive a backup from flash memory when a power outage occurs. I don't ...
0
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0answers
20 views

list out free bricks on glusterfs storage nodes

I'm trying to aggregate storage on different four machines using Glusterfs.Each machine has multiple bricks and I'm going write a program to create multiple replicated volumes from the bricks on ...
34
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7answers
11k views

How can Windows 10 function on as little as 32 GB of disk space?

There are a number of sub $200 Windows 10 laptops with only a 32 GB SSD hard drive, like Lenovo 100s, HP Stream 13, etc... Given that the Windows directory itself is over 32GB on my regular laptop, ...
0
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1answer
38k views

where to find temporary internet files in chrome [duplicate]

Possible Duplicate: Chrome: where is the location to save browse temporary files where it is being stored? Does it store the flv files when I stream videos online? I go here but all I see is ...
1
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2answers
112 views

How to hide the actual size of a hard drive

Hypothetically I have a 200GB hard drive. But I want it to appear as a 100GB hard drive. How would this be accomplished?
1
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1answer
4k views

ext4 vs btrfs performance on SSD array

I am observing something that I cannot explain. I am trying to come up with a good filesystem configuration using HP P420i controller and SSDs. Out of curiosity I have tried BTRFS (still unstable so I ...
0
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2answers
33 views

Comparing files in folders in windows

I am in need of a solution that allows me to compare a sum of of files within two different directories. I was performing a half terabyte copy to Onedrive for business from a NAS device when some ...
23
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3answers
4k views

Hard drive clicking for 16 times during startup

Sometimes when I boot my laptop the hard drive makes a clicking sound (every time 16 times), Windows does not start and I am stuck on the boot screen (note: F2, F4 or any other key do not respond). ...
13
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4answers
7k views

Will reading data cause SSD's to wear out?

It's almost common knowledge that excessive writes (including formatting, defragmenting etc) will, in time, wear out solid state drives. But does reading lots of data from SSD's cause wear too? I'm ...
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1answer
2k views

how do I get my mac to recognize a mass storage device

I can't get my mac to recognize an external mass storage device
-1
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2answers
412 views

How is a 200GB MicroSD card possible? [closed]

Just recently a 200 (yes, 200) GB card has been announced by some flash memory manufacturer. The question is not about the giant capacity this card has or how they are made, but the peculiar number on ...
6
votes
1answer
454 views

Will FreeNAS/ZFS let me manage my storage this way

I'm considering FreeNAS; and want to confirm that my understanding of what I can/can't do with storage in it is correct beforehand. Initial build out: 1 storage pool with 2 x 6TB drives mirroring ...
0
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0answers
41 views

Unable to format memory card in PC [duplicate]

My memory card is not detected in PC. I tried the following but still could not recover it, Tried the HPUSB format tool it says "Memory card is write protected". Right clicked on my computer -> ...
1
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3answers
3k views

Azure Storage for Mac?

Can anyone recommend a good Azure Storage Explorer for Mac? I downloaded CyberDuck but does not seem to connect to Azure at all. For some reason it puts an @ character in the URL. eg. myaccount@blob....
0
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0answers
64 views

Directory for unfinished app store downloads?

I started downloading Xcode on App Store and it's stuck at like 95% of the download. It's a big file and I ended up finding a DMG elsewhere. How can I delete this unfinished download file? I need to ...
0
votes
0answers
47 views

What is the physical location of data returned by ATA IDENTIFY DEVICE command?

I assume that this command is sent to disk and controller obtain required information somehow, according to specification T13/2015-D Revision 1a: Some devices may have to read the media in order ...
3
votes
4answers
2k views

Send files between two online servers?

Is there a tool which I can user to send files between two remote servers? For example, I have hosting at hostgator and I create a directory there. Then I use that tool to send files from some other ...
0
votes
0answers
16 views

How do I recover the space on my hard drive? [duplicate]

I a couple of days ago installed Windows XP SP3 (called "Challenger Edition") from a CD, on top of Windows XP SP2, which I've been using for the last four to five years. First up, I opened the CD ...
0
votes
0answers
13 views

iscsi storage ( target per lun )

the question is straight forward, i have 2 servers clustered and need to share the same LUN (LUN1). I have mapped the LUN1 to TargetA. The question now is should I a) connect the 2 servers to the ...
1
vote
1answer
140 views

Why is the total file and folder sizes in drive C: different from the folder size in Properties?

I have two different reports on the size of C: on Windows Server 2008 R2, by clicking the properties of C:, it shows 86.0 GB for "used space"; by selecting all contents (I have setup to view all ...
2
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1answer
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
vote
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 ...
2
votes
1answer
143 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
votes
4answers
23k 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?
1
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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
votes
3answers
191 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.
25
votes
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
votes
2answers
52k 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?
31
votes
3answers
34k 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
vote
1answer
77 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
votes
0answers
87 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
votes
0answers
65 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 ...
0
votes
0answers
311 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
votes
1answer
155 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
votes
1answer
88 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
vote
0answers
221 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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votes
1answer
169 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?
201
votes
10answers
59k 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 enterprise-...
1
vote
1answer
87 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 * 512B)...
2
votes
2answers
651 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 (0,0,0)*...
1
vote
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 ...
9
votes
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 ...
-1
votes
2answers
56 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
votes
1answer
44 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
votes
0answers
71 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
votes
0answers
285 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
votes
1answer
149 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
votes
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
votes
1answer
259 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
votes
2answers
152 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?