USB Flash Drives are portable USB drives that rely upon flash storage, also known as pen drives or USB sticks.

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Are server backups to flash drives feasible?

If I were to use a flash storage device on a server, a portable one specifically, and backups written to it periodically every 5 hours or so, would there be much wear to the flash drive to the point ...
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What is and how to increase the maximum number of usb devices?

I'm wondering what is the maximum number of USB devices the Linux kernel can manage? Does this depend on the root-Hub or something else, too? Is there a way to increase this maximum number? I need ...
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How do I keep Mac OS X from saving hidden files on my flash drive?

Hidden files and folders like .fseventsd, .Spotlight-V100, .TemporaryItems, and .Trashes are getting dumped in my flash drive every time I plug it into my Mac... How do I keep it from doing this? ...
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Why is my USB Flash Drive Now Read-Only?

Suddenly my USB Flash Drive (8gb Corsaire Voyager) is suddenly read-only, and I'm not sure why. There is no "read-only" switch on the drive. All of the data is still there. But nothing can be ...
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USB drive not showing full size

I have a 4GB usb drive. Just now i have formatted it with fat filesystem. But after formatting its only showing 200MB instead of 4GB. I am using windows VISTA operating system. I am frightened. Can ...
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How to “burn” ISO/img/cue+bin to USB drive?

I don't get it. Why is it so complicated to create a bootable usb from a disc image? Disc images have boot sectors, so why can't you just write the raw LBA values from an image directly to a USB and ...
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Partition table corrupted (USB flash drive)

It's an 8 GB Patriot thumb drive, which I've used extensively with lots of data. Today, it is detected, but all data is gone: (EDIT at least some data is still there, but the partition table is gone) ...
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Cannot format my USB Flash Drive after installing Vanilla Chrome OS

I recently installed Chromium OS (Hexxeh's vanilla build) on my 16 GB flash drive. Later on, when I tried to format it, it was showing a total space of 1 GB. I tried deleting partitions in disk ...
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Windows 7 ReadyBoost - What File System To Use With Flash Card/Drive?

NTFS, exFAT or FAT32? I know that FAT32 has a limit of 4GB transfer per file, but is it faster and better than NTFS or exFAT? Since Windows 7 by itself uses NTFS, it remains logical to format flash ...
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USB flash drive showing empty but half of the capacity is in Used

Not sure if I should post my question in superuser, but it looks like the most appropriate place among all StackExchange sites. I have a 16GB Kingston DataTraveler USB drive. When I tried to use it ...
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What's the maximum size Windows 7 allows for ReadyBoost?

I read somewhere the Windows 7 had removed the limit on ReadyBoost from 4GB and now allows an unlimited number of GBs. I would like to reconfirm this as a fact. At present, my Windows 7 RC 7100 ...
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What is this U3 that came with my new USB drive?

I just purchased a new 16GB Sandisk Cruzer USB drive, it has drive that it mounts called U3. It is windows only and I downloaded the Cruzer utilities for mac to remove them. The thing is I have no ...
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“Need to format the USB Flash drive” message… can the data be recovered

I have a USB flash drive, that when plugged into any machine (XP, Vista or Windows 7) the following message is displayed: Indeed looking at the drive in Disk Managment the file system is recognized ...
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What happens when a flash drive wears out?

Flash memory has a limited number of read/write cycles, after which it fails. What happens when it fails? Is it like a hard drive, where a failed write is silently moved to another part of the disk ...
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How do I restore a Windows 8 iso image to a USB disk in OS X?

I am on OS X and have a Windows 8 Consumer Preview x64 image. My computer doesn’t have a CD drive (MacBook Air). I have a 4 GB USB drive. I want to restore that image to the USB drive. There are many ...
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Two exact same USB flash drives(sticks) not exactly the same

I just bought two 8 GB USB flash drives, SanDisk Cruzer Fit (http://www.sandisk.com/products/usb/drives/cruzer-fit/), they are exactly the same. Since I planned using them as Mac OS X install drives, ...
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How to format/repair a write-protected USB drive with I/O errors?

I ordered a bunch of 1GB usb drives from a semi-shady Chinese company. Most of them work just fine, but a couple of them won't let me format them because they are "write-protected." There is no write ...
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DiskPart Not Using Unallocated Space

I'm trying to use DiskPart to create two partitions on my flash drive. One for storage and one for a bootable OS. I've used BootIt as suggested in this question/answer, however it doesn't seem to ...
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Why doesn't Windows XP show “Total Size” and “Free Space” for USB flash disks?

When I double click on My Computer, I can immediately see the Total size and Free space for internal and external HDDs, and inserted CD/DVD media, but in the same columns I cannot see these values for ...
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What does the output of fdisk mean?

I've got a flash drive and I want to understand the properties of it as is outputted from fdisk. I inserted it and check the dmesg and I could see that it was mounted as /dev/sdb1 so I ran fdisk to ...
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Do USB pens have a unique identifier?

Is it possible to tell if a USB pen has been secretly exchanged for an identical device without inspecting the data on the device itself? Do USB pens have some form of unique identification that can ...
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“Weak bits” test for flash drive?

Flash memory has a limited number of write cycles. In a recent question, @Rsya Studios discussed problems with reads affecting neighboring bits, which is correctable up to a point. Neither of these ...
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Windows XP mounting USB drive to same letter as previously mapped network drive

Why does Windows always mount a USB drive as the next drive letter after the last physical drive, even when that letter is already taken by a mapped drive, and is there any way to improve this ...
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What is faster cutting or copying a file?

To get large file from one place to another what is faster cutting or copying a file ? What factors can influence the result? I've heard it matters if they are on the same drive and the speed of the ...
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What is the “Circle With A Vertical Line” icon appearing on removable disk icons?

In Windows 7, a removable disk's icon sometimes has a smaller icon in its corner similar to the 0/1 icons resembling power on/off. Look: I don't remember the small thing appearing there before. It ...
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What's up with this 64GB USB thumb drive appearing as two disks?

I recently purchased a 64gb usb thumb drive, but for some reason it appears as two disks on every system I've insert it in. I've tried to repartition it in Linux, Windows, and MacOS to no avail. ...
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backup flashdrive

Is there a utility I can use that will take a backup of my flash drive every time I insert it into the computer with out me having to take any action? I would prefer something that runs on Mac and ...
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How to re-enable Windows user options pop-up screen for USB Flash drives?

When insert new USB drive, a pop-up is displayed that gives option to view all files on drive. User also has option to suppress further messages sure? So, this has been done... but now it must be ...
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Which filesystem is appropriate for formatting an USB-stick and install an operation-system?

I have installed my linux-system on a USB-stick. That works well, I can use it on different computers. I used ext4 as filesystem and ask myself it this is the best choice. Which file-system is best ...
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What is the best way to make a flash drive with many bootable things

I want to make a flash drive with lots of bootable things on it, a toolkit of sorts. The list of things that I want to boot on it so far it Hirens Boot Disk Backtrack Linux Knoppix STD Ophcrack XP ...
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The speed of copying a file from a PC to a USB Flash drive started at 30MB/s and decreased to 5.8 MB/s, why?

If I copy a 8GB file from the PC to a USB Flash Drive, the speed will start at around 30 MB/s... maybe 28 MB/s, and then gradually, after a minute, it will go down to 15 MB/s and finally settle down ...
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Do not get 'Safely remove' option in Tray for USB storage devices

I had done some tweaks in service settings (Disabled some as I thought it is not needed). Now, I am not getting the option to safely remove mass storage device when I click the icon on the system ...
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Using Batch File to Transfer files to flash drive when connected [duplicate]

I have about 1,000 flash drives that I need to move a set of files onto. I'm looking for a way to reduce the amount of time this will take. Thoughts: Attach task to the event of connecting flash ...
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How can I change the default action taken on removable media in Ubuntu?

In Ubuntu when I insert a USB stick I get a prompt like: You have just inserted a medium with digital photos. Choose application to launch. Here I can set "perform as default action" and this ...
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Recommendations for USB flash drive fast at writing small files [closed]

I want a drive that I can be used as my work drive, storing a Subversion repo and sandbox for a small project. I'd also like it to be able to store a DVD rip. At the moment I've got a Super Talent ...
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Whats the difference between a USB key and a USB harddrive

I have a DVD player that can play files on a USB key. It also works with a cable to my MP3 player (4gb chipod) But it doesn't recognize any external USB hardrive. Even one <32Gb, fat32, single ...
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How many times can data be read from a USB flash drive?

While I am aware that performing writes on a USB flash drive degrades the life expectancy of the device. I have heard the quantity of writes is anywhere from 100 thousand to 10 million, but I have ...
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How can I make a USB flash drive appear/not appear as a CD drive?

I recently was given a small USB flash drive as an advertising gimmick. When I plug it in, only one drive appears: a CD drive with 42kb used (just an autorun.inf file which launches the manufacturer's ...
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What's the difference between burning an ISO and copying a DVD's contents?

Is converting a DVD to an ISO, and then burning that ISO onto another DVD exactly the same thing as copying all the files from one DVD to another? What about if instead of copying to another DVD, I ...
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Disable AutoRun for specific external drive

I have an external USB hard drive with two partitions on it. Every time my computer boots up Windows 7, I get two autorun popup windows. This is annoying; I'd like Windows to just mount the partitions ...
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Ways to make USB Firefox faster

I have several laptops so I use a USB key version of Firefox to keep my environment as I move around. I followed the suggestions offered on the Firefox web site (turn off the cache and history etc.) ...
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What File System to Use for 64gb Thumbdrive in Linux

I have a 64 GB thumbdrive that I would like to use on a CentOS 5.4 Linux machine that does not seem to support NTFS. What file system should I format it as? I want to be able to use this thumbdrive in ...
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“Windows was unable to complete the format” - Can't format flashdrive!

I have a 8GB Sandisk Cruzer USB flash drive that I had ruined a while back trying to make it bootable. Anyway now when I click on it I get a message that it needs to be reformatted to be used. So when ...
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Why doesn’t windows explorer show my removable / USB drive even though the command prompt does?

I'm running WinXP SP2. Around 50% of the time, when I slot in my USB drive. Windows explorer refuses to show the drive. If I click on the Safely remove hardware icon on the tray, I can see a menu ...
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How do I tell between FAT16 and FAT32 USB? (Windows)

How can I tell if my USB stick is formatted as FAT16? Windows 7 Disk Management says that my USB stick is a FAT volume. But it doesn't say whether it's FAT16 or FAT32. I opened the Property window ...
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Why is that when i format my pen drive with fat 32 file system, i get more space to work with? [duplicate]

Possible Duplicate: Why is the effective hard drive size lower than the actual size? I have a 16 gb pen drive. when i formatted it with fat32..i got 14.8 gb to work with...while using ntfs ...
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Is it possible to install Ubuntu Server 10.04 *from* a USB drive?

I've tried the Universal USB Installer from PenDrive, and put 10.04 Ubuntu Server on it. But when I boot up and try to install, it looks for a Ubuntu CD ROM, which I do not have. I thought the whole ...
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What is the best file system and allocation size for a USB flash drive?

I'm considering using my 4 GB Kingston DataTraveler USB stick to store my Firefox and Thunderbird profiles for my laptop and desktop PCs. I want to maximize performance when using Firefox. The ...
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How to stop Windows 7 from asking to format a disk? [duplicate]

I have this USB flash drive with a Linux partition that I use inside VirtualBox. Each time I insert it into the USB port, windows keeps asking if it should format it. Is there anyway to disable ...
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USB connection issues with flash drives

Currently I'm facing an issue when I'm trying to connect any USB flash drive to my PC. I can connect USB keyboard and mouse without any issue. However when I connect USB flash drive, there are 2 ...