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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CompactFlash write caching

A well-known characteristic of CompactFlash cards is that they do such things as write-leveling and caching to boost performance and longevity. These characteristics make them fairly poor choices as ...
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1k views

bash - test if disk is unparitioned

I'm currently working on a DIY network storage which aggregates free disk space using mhddfs. Now what I want is, for example given a hotswap bay, when I insert a brand new unpartitioned disk, I wish ...
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How to compress / reduce the size of JPEG photos for archiving? [closed]

I have 50,000 high resolution JPEG photos, where a couple of them might occasionally be needed, about once a year. I wanted to zip them to save disk space, except that zipping gives no space benefit ...
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223 views

GB Calculation on SSD. Am I just lucky?

I have recently installed a OCZ Vertex Plus R2 VTXPLR2-25SAT2-120GB 2.5 120GB SATA II MLC Internal Solid State Drive (SSD) 120 GB SSD. I figured I would have about 110 to 112 GB knowing that hdd/ssd ...
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265 views

How can I combine non-identical disks efficiently?

There are some not-identical disk of various capacities that I want to combine (somehow). Since there are no duplicate models, I can't use raid between none of them. Is there a way to use them ...
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2answers
238 views

How do I count the bytes outputted by another program in Bash/Linux?

Say I have a program that writes to a bunch of places on the filesystem. It runs from a single executable. I want to determine, at any point in its run (it runs for a long time), how many bytes it has ...
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3k views

mdadm: superblock on /dev/sdd1 doesn't match others - assembly aborted

OS: Debian Squeeze Kernel: 2.6.32-5-amd64 mdadm version: 3.1.4 (31 August 2010) mdarrays md1 = raid1 (this is working) (devices: /dev/sd[fg]1) md0 = raid6 (previously raid5, ...
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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, ...
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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 ...
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How to protect/prevent/lock a Truecrypt volume (container file) against deletion , on an external HDD?

I’ve a Truecrypt volume container file on an external HDD , Though Truecrypt voulmes container files are fully encrypted , they are deletable , just like normal files I want to prevent it from ...
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Long-term storage reliability of various media

I’m looking for a reference of statistics on long-term storage/archive reliability for various types of media. That is, I’m looking for information, comparisons, charts, graphs, test results, etc. on ...
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358 views

Would I run into problems if a download is faster than the write speed of the device it is writing to?

What if I was downloading a file directly to a device which has a write speed considerably slower than the download speed of the internet connection. Is the write pending data moved into a buffer or ...
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79 views

View all USB Drive contents at once

I have a corrupt DOCX file on my USB drive. Looking at the raw code of the corrupted file, the text has nothing at all to do with the file that it should have been. It's text from a file that was on ...
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1answer
231 views

OCZ SSD drive reviews are very polarized, whereas Corsair and Sandisk reviews are mostly great - What's up with OCZ? [closed]

Looking at Amazon reviews for OCZ Agility and Vertex SSD drives, I often see an equal number of great reviews and lousy reviews. People either seem to love them and have no issues or have tons of ...
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2answers
191 views

Cheap read-only storage media?

I am looking for a cheap read-only storage medium with around 4 GB space, in most of my cases 1 GB is enough. The idea is to make the device bootable and use it as an replacement for a live CD ...
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1answer
100 views

How much storage am I using?

I am using Objective-C to retrieve some information about the hard drive. I successfully retrieve the amount used in bytes. However I am having trouble converting bytes to gigabytes. When doing this ...
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2answers
2k views

How to clear persistent storage on live Linux USB?

I created a live Ubuntu USB that has persistent storage using Universal USB Installer. Every time I boot the USB, I keep getting an alert message telling me that the drive is low on space. Is it not ...
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1answer
3k views

What happens with Windows 8 Storage Spaces if I reinstall Windows?

I'm considering using Windows 8 Storage Spaces to combine disks. What will happen if, for some reason, my OS disk is no longer available. How will a fresh installation of Windows 8 react to an ...
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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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204 views

How can I create a PaperDisk?

How could I create a PaperDisk? Just found the website of PaperDisk, but no software for creation and reading of those.
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1answer
156 views

Expanding partition on SSD

I have recently bought an SSD and I am getting ready to clone my windows partition and such. The partition I wish to clone is smaller than the size of the SSD, So if I expand the partition will I ...
2
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1answer
195 views

How can I can delete a project in Aperture, but not in Flickr?

I have a Macbook Air as my only computer ; I store my shots on Flickr. The size of the SSD doesn't allow me to keep all my RAW files on my laptop. So I publish the photographs I like in their final ...
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166 views

Windows 7 takes 4 minutes to mount a USB mass storage device

I Have a custom USB Mass Storage Device that has been used in Windows XP for years as part of a product. In XP, the device mounts within seconds, with a drive letter and a window. In Windows 7, it ...
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should I put my multi-device btrfs filesystem on disk partitions or raw devices?

If I'm going to create a multi-device btrfs filesystem. The official recommendation from the documentation apppears to be to create it on raw devices; i.e. /dev/sdb, /dev/sdc, etc, but this is not ...
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787 views

Intel Rapid Storage Technology (IRST): puzzled over port number assignements

I am using the tool Intel Rapid Storage Technology (IRST) v9.6.61001 to display the current status of several disks that are built-in and/or connected to a Lenovo W701 Model 4323. The status window ...
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2answers
226 views

Multiple mounts under a mount on a linux server

I have a server that I mount some storage (LUNs) under. The first mount is LUN0(20Gb) as /database then under that I mount LUN1(10Gb) as /database/logs so in essence I can't mount /database/logs ...
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1answer
638 views

needing storage integrity (write/read) test - for BASH

In need of shell scripts / bash commands to verify data integrity of local harddrives, usb-drives, etc, ... Like the famous www.heise.de/download/h2testw; or something that is at least common within ...
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2answers
625 views

Portable HTML5 local storage

I've been developing client-side applications using HTML and Javascript, and I've been trying to find a way to automatically save local storage data to a flash drive or other storage device. Is it ...
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2answers
114 views

Synching two different USB drives not connected simultaneously

I'm trying to find a software that can handle my requirement. I have a notebook that I use at work and Home. I have an external usb drive here at work and another one at home. I would like to find a ...
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1answer
2k views

Stop Windows 7 from accessing or writing to hard drive unless “told” to by me? (More info inside…)

A confusing question, perhaps, but bear with me. I have two internal HDDs set up in a RAID0 array which I use as mass storage. I access the drive very infrequently (once a day at most) and so I have ...
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5answers
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Are there any USB flash drives or SD cards which use RAID or redundant storage for additional reliability?

I'm looking to get a fault-tolerant USB flash drive, which saves data to multiple independent locations, whether using RAID or some other means to back up data. Has a product like this ever been ...
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1answer
642 views

Is it possible to have a wireless in-house NAS with wireless data transfer rates of equivalent to SATA speeds?

Basically I would like to know, if it is possible to set up an NAS in my house to be accessed wirelessly, that can reach equivalent real-life data transfer speeds to USB 3.0 or an internal SATA hard ...
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172 views

Transfer Raid Drives to External Enclosure

I have 2 raid disks (a grand total of 360GB) in my laptop. I'm fast running out of space and want to install new drives. I've a pretty good idea how to do this. My question is what can I do with the ...
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Access my router's gateway network?

I have 2 routers in my place. Main Router (Connected to the Internet) - 192.168.1.1 Secondery Router (Connected to the Main Router) - 192.168.0.1 I have a Network Storage Device and few Shared ...
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3answers
1k views

What are the risks of partitioning drives?

I have always been told that I should back up my data before partitioning drives, but what are the reasons why the data would be lost? Most of the time when partitioning drives, I take my largest ...
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64 views

What are some essential applications of partitioning a hard drive? [closed]

I would like to know more about why one would bother making partitions on a hard drive. I understand that you might want to dual boot your machine, but are there more interesting applications to ...
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2answers
1k views

1T C:drive full with only 87GB of files — why?

I have a Lenovo desktop running Win 7 with a Hitachi 1 terabyte hard drive and 8GB of RAM. I also have a WD My Passport 1T external drive running as backup. I'm now receiving messages that the ...
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1answer
692 views

Free or Open Solution for Storing and Charting CSV data

I'm presently storing CSV files, combining them, opening them in open office, creating pivot tables and then generating charts from the spreadsheet. I've looked at OOBase, but appending csv files to ...
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3answers
4k views

fdisk can't find USB storage

A problem with USB storage in Linux has cost me more than one day: dmesg says USB is detected, but fdisk -l can't find USB storage. My kernel is 2.4.32. Infomation about this USB storage can also be ...
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0answers
288 views

Tools for block diagrams / listings of multi-layered storage virtualization with LVM and LUKS?

When multiple storage virtualization systems are used together, it can be complicated and time-consuming to gain an understanding of the structure of the various relationships involved. What tools ...
3
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1answer
2k views

2.1TB limit on BIOS?

While checking out this 3TB 7200RPM drive as a candidate for my hardware RAID array, I saw the product video and at about 1:40 into the video, the guy says that BIOS can't handle more than 2.1TB of ...
2
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1answer
508 views

Is DVDs safe to store data for future? [closed]

I've started collecting movies, which is the safest way to store the collected movies? Is it safe to store in DVDs or what should I prefer??
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2answers
24k views

Can I set up a RAID 5 with a bunch of drives of different sizes?

I currently have 3 1TB drives, a couple 500GB ones and some 750GB ones. Can I put them all in a RAID 5 configuration or do they need to be of same size?
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3answers
869 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 ...
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2answers
297 views

DFS for a several small clusters over WAN

My friends and I all have TBs on our system(s). None of us have any full backups which are geographically distributed however, because at that amount of data, solutions such as Dropbox, S3, et al. are ...
2
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2answers
318 views

SATA connector position on a hard disk

I have a external SATA drive enclosure that connects via USB to a PC/Mac and it accepts a bare SATA drive being slotted directly into the enclosure, much like a hot swappable disk you would find in a ...
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11answers
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What medium should be used for long term, high volume, data storage (archival)?

This question was inspired by http://superuser.com/questions/374386/how-to-store-and-preserve-lots-of-data. There have been other similar questions, but none with the same criteria. This is two ...
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15answers
8k views

How to store and preserve lots of data?

I have many DVDs with movies and games, they are getting old and dusty, some of them are damaged. And I have more than 300 GB of general files in my PC. I want to store and preserve all of my data and ...
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1answer
184 views

Which RAID level gives me protection against bit errors?

I might confuse things with parity here, but does any of the RAID levels except RAID2 employ any means against silent bit corruption in the data? What about checksumming? I am not talking about ...
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2answers
1k views

Can I move a drive from a hardware-controlled RAID 1 mirror into a “dumb” system?

I'm considering a Sans Digital eSata RAID enclosure to expand the capacity of a system with no room for more internal disks. I would put two 2TB drives in the enclosure and set up RAID 1 mirroring. ...