SD (Secure Digital) cards and their associated SC/HC/XC technologies are the primary storage medium for the Raspberry Pi. SD cards are non-volatile flash memory.

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How to export repaired ext4 filesystem to SD card without reinstall?

So I had a Power surge the other day and the ext4 filesystem got currupted.. Now that i've repaired the (ext4) filesystem after exporting it using sudo dd bs=1M if /dev/sde2 >BACKUP.IMG on a ...
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2answers
73 views

How can a read-only SD card get corrupted repeatedly?

I have a Raspberry Pi in a remote location running from a battery charged by a solar panel and having Sleepy Pi starting it in every hour to run for a few minutes to snap some pictures, make some ...
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10 views

40Mhz pulse counting and storing count value [duplicate]

I am new to Raspberry pi. I need to count 40 Mhz continuous pulse for every 100 microseconds and store the count in micro SD card before next cycle starts. The process should run for 24 hours. I am ...
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2answers
76 views

Can I record a 24 hour video on the Raspberry Pi with camera module?

Given that I have an SD card with sufficient capacity, is it theoretically possible to record a 24 hour video with a camera module or is the recording duration limited? Has anyone tried this? Do you ...
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1answer
58 views

Would OpenElec Run Faster Off an External Hard?

I know the Raspberry Pi Requires an SD Card with the files to boot OpenElec up on it, however considering I am using a class 4 SD card with OpenElec on it. Would I see any performance gains from ...
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20 views

Image Backup size doesn't match size on the card? [closed]

I'm following a tutorial about how to make a backup of my Raspberry PI to another SD Card with rsync... My Raspberry PI has one nginx http server, and a couple of node.js wiki daemons running on it. ...
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1answer
77 views

Can I swap OS SD cards among Raspberry Pi?

I've got several raspberry pi computers. They are the same hardware revisions. If I swap the SD cards amongst them, will the OSes bootup successfully with their respective OS's and software or will ...
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30 views

How to replace a rootfs with another one?

I have 2 sd cards, one with raspbian and one with debian builds. I need to replace the rootfs in my raspbian sd card with the one in my debian sd card. How can I do this? And, what are the changes ...
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30 views

RetroPie no HDMI output and “The disk you inserted was not readable by this computer”

I'm trying to install RetroPie onto my RP, it already worked with the OS it came with before trying this. I formatted the SD card altogether first and then after expanding the disk image using dd to ...
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3answers
74 views

Can't find the right SD card slot

I just got a Raspberry Pi B+ with a NOOBS SD card, but I can't find the SD card slot. I found the micro SD slot on the bottom of the Pi, but my SD card won't fit. Where do I connect it?
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60 views

Cloning SD card causes “interface eth0 does not exist”

I have cloned my raspberry pi SD card after customising the OS. However, when I try to boot it on a different pi, everything appears fine, but eth0 doesn't show up in ifconfig. When I try 'ifup eth0', ...
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10 views

Put sdcard as write only with berryboot

Im using berryboot, and I want to put SD as write only to avoid corruption, as it only uses pen drive for the system
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109 views

Rpi+, OpenElec, 64gb micro SD and PiDAC+

I have an Raspberry Pi+ that I bought to use as a music server. Initially I tried using a 64gb micro SD card (San Disk Ultra 64 GB Class 10) as a storage medium but that didn't work, so I used an 8gb ...
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1answer
72 views

Is it possible to update SD card image over network [duplicate]

Apologies for my ignorance! I have few Raspberry Pi's in a network attached to a server and every time I make changes to the image I have to write image to all the SD cards again, can that be ...
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2answers
109 views

What steps can be taken to use the Pi as mission critical hardware?

I want to use the Pi as mission critical hardware. I have had a Pi running an informational system for 2 years straight and wanting to try a few more things... What steps can be taken to ensure ...
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2answers
103 views

Can't format my Raspbian SD Card

I used my RPi for a long time and the OS is a mess. I want to do it from scratch and I want to use the SD Card I got along with the Raspberry with Raspbian pre-installed. I downloaded the image and ...
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50 views

Should SD card be removable with little pressure?

I;'ve just purchased a raspberry pi b+ and the Noobs card. I've inserted the card into the slot on device and heard it click. But I'm able to remove the card easily without re-pressing the card into ...
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2answers
118 views

Develop Raspberry Pi setup on the PC and then flash the SD card?

Is it possible to setup the Raspberry on the PC using somekind of emulator and then flash the result to an SD card? So develop the code, test it and then create the SD card for the Pi and plug it ...
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1answer
261 views

Install Arch Linux form osx

I have recently downloaded archlinux, but as embarrassing as it is i simply dont think i am installing it correctly, because when i do my version of the install and hook it up to the raspberry pi, the ...
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195 views

only got 56mb left on 8gb card after RetroPie install

I have a formatted 8gb sd card (7.1gb available) and I've tried multiple times to install the roughly 4gb in size RetroPie disk image. Each time I do, it says I have 55.9mb left and says it becomes ...
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1answer
231 views

Corrupted SD Card - RPi does not boot

I am new in Ubuntu, Raspberry Pi and PanStamp. So, I found a “tutorial” to help me understand how can I work with them. I found this: https://code.google.com/p/panstamp/wiki/RaspberryPi The steps ...
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31 views

ArchLinux: 223MB according to cfdisk almost straight away (B+)

I have just installed Arch on a B+ model with the 8GB SD NOOBS card by Raspberry Pi (the one with the logo on it.) I ran dd if=/dev/zero of=/dev/sda bs=1M because cfdisk had an error: FATAL ERROR: ...
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193 views

My sdcards won't boot

I have several SD cards (three, currently). They are perfectly functional and I can use them in computer. However, when I dd any RPi image to them, they won't work. It just doesn't boot. Only red LED ...
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4answers
106 views

Root file system corruption of RO partition

I am trying to run the system as an appliance style device (no monitor, keyboard, etc.) To keep the OS protected, I have made the root file system read only and moved config files and mysql to a ...
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3answers
382 views

What format should my SD card be? [duplicate]

I've downloaded my raspian disk image, and I'm going to write it to my micro sd card for use with my raspberry pi. I'm going to use Partition Image 0.6.8 to write the disk image to the card. Is this ...
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650 views

Can Raspberry Pi B+ use a card (with Debian) configured/used with “old” Raspberry Pi B?

So, I've several SDs bearing several OSes (Debian, Occidentalis, Raspbmc) for my several Pi Bs and my question is two-fold: can I (safely) boot B+ Pi from those cards w/o a risk they will be ...
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159 views

Raspberry PI will not boot unless I apply pressure to SD card

I have several Raspberry Pis that need extra pressure on the SD card in order to boot up. I have a temporary fix that involves scraps of envelope flaps glued onto the card but they become unstuck over ...
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1answer
41 views

If I mount a SD reader (for external storage) will I be able to access any SD card in the same way?

I think this may work, but I wanted a second opinion before I go off and buy all of the parts! I am working on a data logger where it would be useful to use a second SD card (not the OS card) to ...
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1answer
257 views

How do I choose an SD card for the Raspberry Pi?

When looking to purchase an SD card for a Raspberry Pi, what sort of considerations need to be taken into account? Are there certain cards that won't work with the system, or should all standard SD ...
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3answers
111 views

Can a Pi back itself up?

I am looking for a way to have the Pi create an image of it's SD card and send it off to a networked file share in a repeatable manner, and then resume operations. I imagine that it would need the ...
2
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1answer
154 views

Extremely high Raspberry PI Model B SD Read Speed

Following these instructions: http://elinux.org/RPi_SD_cards#Performance I've got a 4GB SD card with Raspbian Wheezy. Running sync; time dd if=/dev/zero of=~/test.tmp bs=500K count=1024; time sync ...
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58 views

Should I be worried if my SD card has been corrupted?

Summary My Pi has crashed a few times recently. I'm investigating ways to make it stop, but I'm also concerned that there are immediate implications to my file system. Background After one crash, I ...
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134 views

input/output error while updating

I run apt-get dist-upgrade from ssh and the process blocks while running Reading packages database...90% I wait for about 10 minutes and then I press few times CTRL+C without no result. After a ...
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26 views

How much power can a Pi deliver to a SD card?

SD cards (the full-size ones) can use up to 330mW of power (100mA at 3.3V) - The Pi is known for having difficulty with certain high-speed (and thus high-power) cards, so I believe it is less than ...
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1answer
36 views

Raspbian/OctoPi File Recover

I dropped my Pi on the SD Card slot. It broke and now I want to recover my files off of my SD Card, but I only see a boot partition with no relevant files inside. I was using OctoPi (3D Printing ...
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2answers
174 views

Is it possible to format RPi SD card remotely?

I would like to format SD card remotely (without removing it from board). I'm looking for SD card emulator (like FaceDancer21 for USB) or something like SD Dual-Host Multiplexer (FSSD07). Making my ...
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4answers
89 views

Viewing Pictures from the RPi on my computer

I had the RPi take a bunch of jpegs with the camera module and save them to the SD card. I would like to view those images on my computer - just plugging in the SD there is no obevious way to do this. ...
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1k views

Failing to boot Kali on B+ model Pi

I have tried 2-3 times to follow instructions similar to this post : http://docs.kali.org/armel-armhf/install-kali-linux-arm-raspberry-pi EXCEPT I have only a class 4 SD Card on hand. source image ...
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2answers
809 views

Preventing SD card corruption in the event of power failure

I have a project that uses Pi's in remote locations (roadside cabinets dotted around a city next to important bits of water infrastructure) to read data via USB from some specialised data collection ...
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1answer
486 views

How do I transfer files from SD card to windows PC. No network or memory stick!

I realise this may be impossible, but... I am using an Raspi for a project at work. I would like to transfer files from the PC to the pi, something that I know there are plenty of ways to do. ...
2
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1answer
3k views

Move 16GB SD NOOBS Raspbian to 64GB Micro SD for a new B+

I am upgrading to a Raspberry Pi B+. These are my concerns: I have RASPBIAN via NOOBS on a full sized 16GB SD card. How do I get that onto a 64GB Micro SD card? raspi-config does NOT support ...
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65 views

Send raw SD commands to manage a SDIO device

I want to manage a non standard SDIO function from the Raspberry Pi (this is contained in a Combo SD card, so I boot the system from the SD storage). Should I write a driver for this? Is there any way ...
0
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1answer
840 views

Raspberry pi wont boot, red light shows

I've had my raspberry pi for a few months now, and its given me no trouble up to now. First off, I use one of those micro SD cards that slides in to a small adapter that looks like a full sized SD, ...
2
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1answer
667 views

NOOBs Install. SD Card What File Format?

Hi I've owned a Raspberry Pi for about 1 hours. I'm reading through the NOOBS install instructions (http://www.raspberrypi.org/help/noobs-setup/). In the step "Format you SD Card" it says use some ...
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1answer
617 views

Frequent “Bus error” and “Input/output error” problem

I run raspbmc on my Raspberry Pi (Model B rev 2) but enhanced it a little bit by installing mpd, denyhosts and tmux. I use it for watching movies (XBMC) and listening to music (mpd). All data are ...
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49 views

Sd chips in Raspberry Pi

I was taking the raspberry pi sd card out when the sd broke, putting those little plastic lines on the sd card in the clot. I got them out, except one of the parts is stuck in the edge. IT IS NOT THE ...
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3answers
133 views

What type of SD cards can handle a high volume of read/write?

I am looking for SD cards for my Pi's that are going to be the most stable, as I will be doing a lot of read/write. What type of SD cards will be the most reliable and be able to sustain a high volume ...
2
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1answer
478 views

Why does Raspbian disable fsck in fstab by default?

Default Raspbian has the following details in /etc/fstab proc /proc proc defaults 0 0 /dev/mmcblk0p1 /boot vfat defaults 0 0 ...
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2answers
361 views

Can not read SD Card anymore

I've been using the following SD card: PNY - 8GB High Performance Secure Digital High Capacity (SDHC) Class 10 Memory Card All of a sudden, my Pi will not boot. So I throw in another card and the Pi ...
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3answers
484 views

How long does a pi last with an 8 gb sd card? [duplicate]

I'm new to using raspberry pis, but I do know that sd cards don't last forever. I am planning to have my pi on 24/7. The problem is, I don't know how long I can expect the sd card to last. I have a pi ...