Questions tagged [sd-card]

A storage medium used in mobile devices like digital cameras, tablets, smartphones, ...

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Repairing or Recovering files from a Corrupted F2FS partition?

I have a f2fs partition with missing Superblock. I made a disk image so I would not destroy the original partition trying to fix. sd-repair# fsck.f2fs sd128.img Info: Segments per section = 1 Info:...
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SD Card not detected for installation?

I wanted to install arch linux to a micro sd card that is in my laptop but when I went to choose a partition my hard drive and usb with the iso were the only partitions found. I tried this again with ...
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1answer
876 views

Single SD card install for Debian Jessie on Armv7 architecture?

I'm pretty new to this whole deal. I have an Odroid C1. I recently created a home-server from an old i386 machine I had lying around. I'm starting to get into CLI OS and working with machines as ...
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1answer
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Unable to mount F2FS partitions

I installed the f2fs-tools package in my Fedora system. I created a f2fs partition using mkfs.f2fs on my sdcard, but now I'm unable to use it. The system is unable to mount automatically nor manually ...
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3answers
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How can I check the condition of an SD card?

How can I check the health condition of an SD card? When I want to check a hard drive, I can use SMART, how should I check an SD card? Is there a universal approach?
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SD card mount Problem “ext4” -o “uhelper=udisks2,nodev,nosuid” “/dev/mmcblk0p2”

I was extracting one tar.xz file via my Raspberry SD card, so the process must be completed after a long time but when I wanted to unmount the SD card I get one error which one other program (the ...
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2answers
10k views

Linux - couldn't mount RDWR because of unsupported optional features (400)

I try to run Android from SD-card. This card is prepared. There are partitions: boot(FAT32), rootfs(ext4), system(ext4), cache(ext4) and usedata(ext4). Boot partitions has files to run u-boot: MLO, u-...
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2answers
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dd: failed to open '/dev/mmcblk0p': No such file or directory in Raspberry SD Card backuping

I am trying to backup of my raspberry Zero SD card by this instruction, i also mention that my raspberry zero have connected to my PC (Linux LDME) by USB OTG port and using Pi Power supply both ...
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3answers
63 views

Writing to 2 SD cards at the same time

I would like to write an image at two SD cards at the same time. I envision at least two concurrent writing scenarios: Is it possible to write the image with a tee or similar bifurcating mechanism? ...
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2answers
110 views

Replicating an SD card

BACKGROUND An SD card has been configured for a Raspberry pi. The goal is to replicate the SD card exactly (OS, apps, data) so that the replica will function in a rPi exactly like the original \ ...
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Duplicating SD Cards: file system

As a followup to Replicating an SD card: If using the commands dd or `cat' as prescribed in the responses, does this remove the need to format the SD card?
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Measuring SD card read / write rates [duplicate]

I would like to compare the performance of the Targus USB SD device vs the laptop's SD card slot. An older Ubuntu laptop with an SD card slot is outfitted with an SD card slot. A Targus USB SD card ...
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1answer
58 views

Is dd on OS X the same as the UNIX version?

Although I considered asking this question in apple.stackexchange, my gut tells me the 'NIX crowd is more likely to produce a better response. In what ways is the dd (OS X version) command any ...
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1answer
1k views

Configuring and Mounting Micro SD Card in OpenWRT

The Vocore is a single board computer running OpenWRT. It has very limited internal storage capacity with only ~1MB for storing packages and files. I need additional space for installing Python and ...
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1answer
36 views

How to flash code from external SD card to internal memory and boot the image? [closed]

With the ELB-REV4 board, which has both internal memory and an SD card slot, once my application works fine, I need to boot using an image on the external SD card image. I want to flash the complete ...
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1answer
64 views

How to find built-in SD card reader (MMC) details?

I have been attempting to mount a SDXC (exFAT) card into the built-in MMC reader in my laptop. I keep getting "mmc0: error -110 whilst initialising SD card" errors in dmesg and the device is never ...
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1answer
2k views

How to Connect Internet in Zedboard using Linux via SDCard

I am working on Zedboard Zynq 7020. I have booted the Linux via SD card through Zedboard. The linux display can be shown onto the monitor via VGA cable. But I cannot connect that linux to internet. ...
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Mint 19 - USB MicroSD not mounting [closed]

lsusb in Mint 19 shows the MicroSD device in a USB adapter when I attach it. It also shows up in "Disks" application, but with limited information (no capacity, no option for formatting, etc). Device ...
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1answer
145 views

GRUB isn't able to boot from SD card [closed]

I recently installed Windows To Go onto my SD card, which is working fine (when e.g. booting from it using a SD-USB-adapter). Unfortunately my Notebook (Medion Akoya E4253) is not able to boot from it ...
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9 views

clonezilla sd card

I am seeking to clone a raspberry pi micro-sd card to an identical micro-sd card. Questions: Is there any reason why this can not be done with clonezilla? If cloning is possible, are there any ...
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1answer
39 views

How to Mount an NTFS Formatted SD Card with pmount (or other tool)?

I wrote a script which transfers automatically pictures from the SD card (taken with a digital camera) to the harddrive and takes care of putting them in a subdirectory in the main pictures folder and ...
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0answers
27 views

Raspbian: Can't see newly created file in /boot on sd card

I am trying to copy a file from the boot directory for a rasbian image in it's boot directory. I would like to write once to the sd card and not have to run rasbian for the file to be in the /home/pi ...
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1answer
3k views

Make an SD card to boot the distribution image created with Yocto

I have managed to build images for my own compiled Linux kernel source code using Yocto. Yocto has produced image files according to: http://www.crashcourse.ca/wiki/index.php/...
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2answers
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Running dd. Why resource is busy?

I just formatted microSD card, and would like to run a dd command. Unfortunately dd command fails: $ sudo dd bs=1m if=2016-02-26-raspbian-jessie-lite.img of=/dev/rdisk2 dd: /dev/rdisk2: Resource busy ...
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1answer
324 views

How to unencrypt a micro SD card?

Few days ago I had to reformat my smartphone (Moto G5 with Android 7.0) but after, I received a very bad surprise when Android put me a message telling me the micro SD card was unreadable because ...
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2answers
7k views

Linux Mint not detecting microSD card

I have a microSD card in my Android device and I would like to plug it into my computer to change the music and collected photos. However, I'm not able to do this. The OS does not seem to even notice ...
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1answer
3k views

Cannot see my SD card in parted

When I plug in my card reader, it shows up at /def/sdf, and when I insert this SD card I also see /dev/sdf1, but parted won't show the disk. It doesn't have any information I need, I just want to use ...
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3answers
42k views

How to fix this I/O error on a SD card?

I tried with gparted, it didn't work. I found a SDFormatter, tool for windows that did the full erase. I have a SD card and want to install Debian onto it. The dd process takes about 45 minutes, ...
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4answers
6k views

Can't delete from SD card, 'Read-only file system'

I'm using Ubuntu 14.04. I have an SD card that I use with my camera, and I'm trying to delete photos from it. I was able to move them to the Trash, but when I try to delete any of the files out of ...
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1answer
48 views

Default file system when mounting a partition

When I attach an SD card with multiple partitions to a Debian computer for example and use the mount command to mount a partition to the file system without specifying the file system type, which file ...
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1answer
539 views

Rescue data on a bad micro sd card

I have a micro SD card that was damaged, when putting in the reader of my computer, I got this [65850.877706] mmc0: unrecognised CSD structure version 2 [65850.877719] mmc0: error -22 whilst ...
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1answer
38 views

Flashed image of full debian to larger sd card. System still full [closed]

I have debian running on a 16 GB sd card and it recently ran out of space (/dev/root is a 100%). I bought a 64 GB sd card and flashed my image of debian over to it. Even though it's running on the 64 ...
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0answers
49 views

How can I boot to an SD card from a USB stick?

So I have an old laptop(Samsung NP300E5A) without an HDD but with an SD card slot, a 16GB SD-card, a spare 2GB USB stick, and a wish to keep using that laptop. I want to install Ubuntu or something ...
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1answer
27 views

Debian doesn't run cron after moving boot disk

I'm working on a bunch of custom scripts for Debian to run on an Odroid. My OS is on an SD card. Recently I needed to clone this SD card to another Odroid. I copied an image using Win32DiskImager on ...
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1answer
309 views

SD Card Recovery without data loss or corruption

I have a 128 GB Micro SD Card that I formatted as ext4 and used in a Chromebook for an Ubuntu Chroot Environment. I used it for quite some time that way. At some point, I either deleted everything off ...
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1answer
613 views

SD reader - how to force UHS-I?

I have an HP EliteBook 8460p, equipped with JMicron card reader: rolf@deb:/sys$ sudo lshw |grep JMicron -B 3 -A 8 *-firewire description: FireWire (IEEE 1394) ...
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1answer
279 views

Corrupted SD card is readonly and not mounting

I'm having issues trying to recover a corrupted micro-SD card (not the data, just the card). I think it was formated to be part of the internal storage of an Android phone when that was an option. # ...
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2answers
45 views

How does the OS know which type of flash memory we are using

If for example I clear the contents of my SD card with command dd if=/dev/zero of=/dev/sdX , I'm guessing this completely wipes (sets to zero) every single content on the card? partitions, file system,...
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Confused with the term mounting in terms of devices [duplicate]

When I plug a device such as an SD card into my Ubuntu computer, I understand that Linux automatically mounts the device. So when I run fdisk -l , the device will appear as for example /dev/sdb . Does ...
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0answers
140 views

Unable to read SD cards linux

I'm unable to read any SD card from Linux. I already tried both SD cards that I have here in different machines (windows and Linux) and they work flawlessly, I also booted from a live USB (the same ...
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2answers
2k views

Which filesystem should I use in an SD card on a NAS?

My NAS can hold several 3.5" hard drives and an SD card. I'm planning to boot and run a custom Linux system (based on Debian, built by me) from an SD card, and the 3.5" hard drives will be used for ...
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1answer
116 views

terminal flashing causing sd card to be unreadable

I am currently trying to flash my SD card, but keeps getting this error that the sd cards unreadable, I tried using etcher and dd, and it keeps doing it? I am trying to flash https://www.home-...
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1answer
263 views

VFS: Cannot open root device mmcblk1p1 or unknown-block(179,33)

I am trying to run Linux on custom board based on Nvidia TK1. When I try to boot the board from SD card, I get following error: VFS: Cannot open root device "mmcblk1p1" or unknown-block(179,33): ...
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0answers
28 views

How do I shrink a partition from the beginning? i.e. create empty space at the beginning of the block device?

I have devices with SD cards, with several partitions. The first partitions on the card is typically not mounted, and have vfat filesystem. What I want to achieve is, to create a 1MB free space just ...
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2answers
1k views

What are some possible causes of mmc0: error -22

I'm trying to use an SD card on an embedded linux system. I'm getting this error and I'm hoping someone can tell me what potential problems this error is referring too. I assume the error number can ...
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0answers
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USB mmcblk support (realtek or others)

Can a USB card-reader ever appear as /dev/mmcblk0 and support the MMC ioctl commands? I see there are some kernel driver modules such as: rtsx_usb_sdmmc.ko (rtsx-usb-sdmmc) rtsx_usb.ko (rtsx-usb) ...
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0answers
416 views

Detection of certain SanDisk SD cards fails with Realtek RTS522A reader

I'm using the Thinkpad X380 Yoga. $ lspci | grep Card 02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS522A PCI Express Card Reader (rev 01) $ uname -a Linux TPx380 4.19.6-1-...
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1answer
405 views

How do I install a live ISO on an SD card so it boots anywhere?

How do I install (NOT live-persistence) an xNIX live-iso onto an sd card? I want it to be able to boot on most machines. In depth: I've burned a pendrive with parrotsec 4.4 64 bit to install parrot ...
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2answers
469 views

How do I enable kernel option MMC_UNSAFE_RESUME

I am trying sleep and wake up my Kobo Mini ebook reader manually by using the command rtcwake. The reader is using busybox. cat /proc/version gives me this output: Linux version 2.6.35.3-850-gbc67621+ ...
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1answer
79 views

SD card img created with dd is all zeros [closed]

A computer illiterate family member asked me to recover photos from an SD card she used in her camera. She went to fetch them from her computer when it informed her that the device needed to be ...