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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safely shrinking /var/cache on Debian 7.8

Here are the top storage resource hogs on my single-user home system, which is a customized version of Debian 7.8 with lxde-core optional but no graphical login manager: 3487080 . 1732560 ./usr ...
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15 views

What kind of cables does one use to connect SAS expanders?

I have recently purchased an expensive hard-drive controller. This question is about the cable that came with it; Two of the connectors fit into a regular hard drive of the SATA (and SAS) standard. ...
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1answer
6 views

Azure Linux remove and add another disk

I had a need to increase the disk space, for my Linux azure, we attached a new empty disk and followed the steps here ...
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0answers
36 views

How can I get 250tb of storage [closed]

Mods: sorry if I'm in the wrong stack exchange etc... Feel free to move it. I'll admit it. I'm a noob... Now my question. I am trying to generate all of the permutations of 52 characters and from ...
4
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1answer
58 views

Does digital video degrade over time like analog tape does?

Today it is not difficult to find an old VHS from 80s or 90s that has suffered slight or serious degradation in quality over time, but back to the time when it was brand new, it was usually perfect. ...
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1answer
18 views

windows 8.1 uninstall programs not working

I am trying to uninstall some unneeded programs because my ssd is completely full. When I go to "program s and features" from the control panel and select uninstall it fails because my storage is ...
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2answers
40 views

Build external drive from memory modules?

I have a heap of memory modules (DDR2 2GB) I'm not using and was wondering if I could have any practical use for them in any other way. Is it for instance possible to attach them to some kind of unit ...
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1answer
22 views

Securely serving files from cloud

In our web aplication several pages have attachemnts. Some attachments are available for public users and some are secured to registered users. Now we don't have enough infrastructure to host all the ...
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1answer
35 views

how is data stored on HDD?

I've been digging web a bit and trying to figure out how data is stored on a HDD in a lowest level... So far I managed to figure out that HDD plate surface is divided into domains (consisting of tiny ...
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1answer
37 views

Meaning of a block [closed]

From the Wikipedia definition of block: In computing (specifically data transmission and data storage), a block, sometimes called a physical record, is a sequence of bytes or bits, usually ...
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29 views

Change AppData path for specific Program

I need to change the path of AppData of specific programs. Example of these programs: MATLAB 2014a Adobe Photoshop CC 2014 Adobe Illustrator CC 2014 Operating System: Microsoft Windows 8.1
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1answer
68 views

Does WD My Cloud Android app cache photos and videos to the local device?

The WD My Cloud Android app describes itself as "free up space on your mobile devices with direct photo and video uploads". If I have photos on my My Cloud, and I use the app to view them on my ...
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2answers
56 views

How to get serial number of drive in storage pool

I have a storage pool in windows 8.1 and notice that whenever I boot the computer, it hangs for a long time in the detecting IDE drives during post. When it finally gets into windows, it shows one of ...
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1answer
46 views

What differences are between cluster, block, and page? [closed]

What differences are between cluster, block, and page? Here is my thought: A cluster seems to be a unit of storage provided by a file system: In computer file systems, a cluster or allocation ...
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1answer
67 views

Efficient way to refresh an external hard disk

I have done some research and found that unplugged hard disks slowly lose their magnetic states over time, therefore I need to refresh the data periodically. Some answer in Superuser suggested I ...
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0answers
18 views

tahoe-lafs: one full copy of every file per server

I am attempting to use Tahoe-LAFS to make data available on all the machines I have set a share up on. At the moment, there are two machines acting as storage nodes. I will soon be adding a third. ...
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0answers
6 views

how to protect user's uploading files and sync two storage servers when extending storage

I have a problem with storage as explained below could you please advise me. I have created a web site that should work like Youtube. In my web site it should SAVE the HUGE number of video files, ...
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1answer
54 views

Functional MD complex RAID10 suddenly marks all drives as spares

This morning during a long ~1.5TB read operation sending data to an NFS client, my md complex-RAID10 array spontaneously stopped, then dropped four members for being "non-fresh" and failed to start ...
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0answers
24 views

Restore / Mount Windows 8.1 Storage Space

I have a storage space with two disks, which i want to use after a new Windows installation. I can create a new space, with the amount of the remaining disk space available, but cannot access the ...
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0answers
118 views

Intel SSD with retired blocks - how much life left?

It's a 4 year old Intel x25 SSD. In the program HD Tune it shows this ID Current Worst ThresholdData Status (05) Retired Block Count ...
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0answers
20 views

How exactly do you hook up 16 drives to this RAID card?

http://www.lsi.com/products/raid-controllers/pages/megaraid-sas-9240-8i.aspx#tab/tab1 I'm utterly confused only because I'm not versed as well in enterprise storage capability and solutions. The ...
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2answers
37 views

How to automatically move outlook emails to a file folder outside of outlook?

I have Outlook 2013. Is there a rule or automatic way to move emails from outlook inbox or directories to a file folder on my computer or onto a server? I tried archiving but it only creates a pst ...
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0answers
24 views

Does the RAID 5 parity drive have to be same size as the rest of the array?

In the most basic RAID 5 array, does the parity drive have to be the same size as the other 2 drives? Standard Array: 1x4TB Drive (Storage) 1x4TB Drive (Storage) 1x1TB Parity Drive Or will the size ...
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0answers
13 views

Intel Rapid Store

I am not sure if I have a port problem, HD, or MB issue. I have a Windows Home Server with six 2 TB HDs in an RAID 5 configuration. One day, I noticed the #6 HD was showing missing and there was ...
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3answers
59 views

Is It Possible to Reserve Space on a Disk in Windows?

I have a 500GB drive in my laptop with around 350GB of data. One folder on the drive is a folder that syncs with the cloud, and can have up to 100GB in it at any time. Is there any way to limit the ...
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52 views

Does Google drive storage hack raid backups of my data just in case if their hard drives go down?

I'm thinking about using the google cloud storage as my main storage device instead of buying a bunch of my own nas devices. But what i'm wondering is my data secure and backed up via with google's ...
181
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10answers
27k 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 ...
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2answers
213 views

How can a harddrive be “optimized for surveillance storage”?

Some internal harddrives are advertised as "optimized for surveillance storage" (and similarly, "optimized for gaming"). What makes these types of drives special or different from "standard" ...
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0answers
18 views

Collective term for HDDs and SSDs [closed]

I need a collective term for hard disk drives and solid state drives for computers that do not also include other storage units like USB drives and DVDs. To be more precise, a word for the main ...
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1answer
221 views

Incorrect storage calculation on OSX Yosemite

Several days ago my storage started getting full. When I check the Storage tab I get the following picture: My guess is that apps shouldn't be more than around 10GB here, I have no idea where the ...
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0answers
37 views

How to setup RAID for data and AHCI for OS

I just bought 4 hard drives containing 4 TB each which I hope to set up in a RAID 10 setup, giving an apparent continuous 8 TB hard drive that is backed up. I also have a 256 GB SSD and a 1TB Hard ...
0
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2answers
36 views

Maximum number of disks and amount of storage support by Ubuntu OS?

We are using AWS ec2 instances and we want to attach EBS volumes to EC2 instances using a program. In order to over burden one particular EC2 instance by attaching more storage than it can handle, I ...
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0answers
11 views

Storing more data then the adress width allows?

I'm learning how to design an 8-bit system and the CPU I have chosen has 16-bit addresses, but I want to store more data on a long term storage device(Flash), computers do this all the time, how is it ...
0
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1answer
18 views

What is the state of the art in hardware for data error correction?

A decade (or more) ago when shopping for RAM one often had the option of specifying "server-grade" memory with an extra Error Correction Code (ECC). I haven't seen that as an explicit option in ...
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1answer
56 views

Will having multiple user accounts on my PC take up more space than having just one?

Will having multiple user accounts on my PC take up a lot more hard disk space than having just one?
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1answer
320 views

External storage doesn't show up in pc or disk manager

When I plug in my external HDD the LED on the disk lights up but i can't see it in my PC/DISKPART/DISK MANAGEMENT. I tried all the ports on my computer but it doesn't show up.Help please. HDD:- ...
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0answers
162 views

Can FreeNAS be implemented on Amazon AWS?

Soon, I will be migrating my data to cloud. Therefore I'd like to know if I could implement FreeNAS on the cloud, i.e., Amazon AWS. Currently, I can only see FreeBSD AMI available in the Amazon ...
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3answers
30 views

Why is storage and transfer given in bytes?

As I understand it a storage device has x amount of bits which can be used for storage. Various software will store binary code in 32 or 64 bit, and some basics text files are just stored in 8bit ...
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45 views

Where are my passwords stored in browser?

When i click the remember me radio while signing into a web application, I know that my password is saved into somewhere inside my browser. I want to know the exact location of that file in my OS ...
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2answers
186 views

How to find out what is taking up my Mac storage?

So when I went to see how much storage I had left I see only 2.55 GB? This is because I apparently have taken up 100.15 GB of other. I don't believe this as I just purchased this Mac in July. ...
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41 views

Pros & Cons on setting up JBOD in BIOS or in Windows [closed]

I'm creating a storage, that means the OS isn't on these disks. So I was wondering what the differences was between setting up a JBOD in the BIOS or in windows. To me it seems like there's only ...
0
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0answers
16 views

HDFS with small block size

Does anybody run HDFS with small block size in production? Under "small" I mean just like usual FS. Say, 4Kb. While it looks like going against main HDFS principles, I think it may be a good solution ...
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votes
0answers
45 views

OS equivalent of cookies [closed]

I am playing a MMORPG where I have to start a game client executable, and login through that game client. Somehow this game client manages to save my Username after I login with one. At first I ...
0
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2answers
178 views

WD My Passport read error

I cannot access my WD passport. It keeps bleeping and the white light continually flashes. The PC immediately reports that E drive cannot be accessed due to I/O error. I have tried all the basic ...
6
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2answers
5k views

Disadvantages of partitioning an SSD?

A wise guy who goes by the name of NickN maintains a lenghty forum post on his views about building a powerful computer (directed towards playing Microsoft's Flight Simulator X, a very demanding piece ...
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0answers
55 views

Optimal Environment for Secondary Storage [closed]

What's the best temperature/light/humidity exposure for secondary storage (USB/Flash Drives/SSDs), to mitigate the probability of data loss over time? I'm using SD cards to backup data and would ...
3
votes
1answer
646 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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0answers
28 views

What's the simplest way to trace a Linux mountpoint through VWware to a physical disk

I'm in a RHEL box with a number of filesystems mounted, including /dev/sda1, /dev/sdb1, and a bunch of /dev/mapper/XXX (and I have not previously encountered device mapper). I am not a sudo-er. The ...
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0answers
2k 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 ...
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121 views

Ubuntu 14.04 says insufficient memory in my /boot memory alocation while updating

I am new to Linux platform. I just tried installing Ubuntu alongside windows but allocated only 200 mb to the /boot partition which is not recommended. Now Ubuntu software update keep on insists me no ...