Questions tagged [sd-card]

SD (Secure Digital) cards and their associated SC/HC/XC technologies are the primary storage medium for the Raspberry Pi. The Pi Models A and B use SD Cards, and new models use Micro SD. SD cards are non-volatile flash memory.

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Raspberry Pi Imager corrupted image file of my Raspbian OS [closed]

Recently I downloaded image file of Raspbian bullseye release and last release of buster , when i flashed them using Raspberry pi Imager the SD card did got flashed but both of these files got ...
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Raspberry Pi 4 Working Slow

I am beginner to the raspberry pi , I bought a pi 4 model b with 8GB ram, since last 3 weeks I'm encountering multiple issues with it and one of them is its "SLOW PERFORMANCE", I've tried ...
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Boot Raspberry Pi 2 with SD card from Raspberry Pi 4

I have a working setup inside SD card, which I used on Raspberry Pi 4 successfully and now I want to use it also on Raspberry Pi 2. Currently I cannot make it run. It shows always initial multicolored ...
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Raspberry Pi 4 booting/working slow

Recently my RPi 4 got crashed and I had to reboot my sd card with OS, I was using the Raspbian's 7th april 2021 release, but when I loaded it again my pi started working slow it even booted in 2-3 ...
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macOS Disk Utility no longer backing up Pi?

Any Mac users using Disk Utility to make backups of their Raspberry Pi SD cards? I used to use Disk Utility, New Image > DVD/CD Master Image, then rename it with an .iso extension, then I could ...
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How to expand the volume of Fedora 35 Server?

Perspectives Actually I was looking for Pi OS AArch64 but it was a beta version. It's suppose to me Fedora 35 Server AArch64 would be the best alternative of Pi OS AArch64. Actually Fedora 35 Server ...
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SD card booting on some raspberry pi-4 but not others

I am caught up in a strange problem that my flashed sd card with Raspian Buster OS works fine with approx 10 of my Raspberry pi-4 but the same is not working on another batch of Raspberry pi 4. I ...
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Is it possible to write/save data/variables in Memory instead of the sdcard to extend the lifetime?

I tried looking for a similar question but had no luck. The goal is to extend the sdcard's lifetime by saving data to RAM instead of the card. The program in question is running every 30mins to n-...
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Failed SD Card file expand on Raspberry Pi

I´m trying to expand an SD that´s running on a Raspberry Pi. The original SD was 8Gb. I saved it to PC with Win32DiskImager, then wrote a new 32Gb SD from that image, and run the file expand option in ...
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42 views

Just got a raspberry pi 4b, it will show bootloader with no SD card in. If I try and insert an SD card the screen flashes. First time booting

This is my first raspberry pi and I've been trying for 4 hours to get it to turn on and I'm starting to think it's defective. I can't find anyone in the internet having the exact same problem as me. I ...
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how to change os in raspberry pi without removing sd card

I wanted to know if we can change an os without removing the sd card. I basically have Gamepi20 and it is all locked up. there is no way to remove or add an sd card. I Don't have any mini cross wrench ...
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How to detect if the user is booting from microSD versus an external USB drive (e.g. SSD)?

I am writing a bash script and I really want a way to detect if the user has booted from a microSD card versus an external SSD drive connected via USB. Ideally, this should work with any PI3/4. I am ...
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Rpi3 stuck on rainbow screen on both cards after cloning of SD card

I had a working version of Openmediavault on Raspberry Pi 3b+ fully updated and confirmed to be rebooting without errors. I powered down, removed SD card and imaged onto a windows machine using win32 ...
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Expand filesystem on first boot, but not to full micro SD size

For the same reasons as detailed in Temporarily disable expand filesystem during first boot (and in this duplicate), I'd like to avoid the filesystem expansion to the full size of the micro SD card. ...
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How to not expand to full microSD size on RaspberryPi OS install (no screen/keyboard/mouse)? [duplicate]

I have a 16 GB micro SD card, on which I will write a Raspberry Pi OS Lite image (with Rufus software on Windows). If I remember correctly (from previous installs), during the first boot, the 1.8 GB (...
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Are long delays in file I/O operations a sign of a failing SD card?

I have a Raspberry PI which is 4 years old and running all the time as a home server. Recently I noticed that sometimes when I try to save or copy a file (however small it is) there are delays of ...
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Recreate SD card from separate boot and rootfs partitions

I backed up my SD card incorrectly. Instead of making a full copy of the SD card I backed up the boot and rootfs partitions separately. How do I recreate the SD card image with the separate files? ...
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pi frequently freezes up on disk reads - is flash drive broken?

My pi freezes up when trying to do basic operations like ls, opening vi, evening cat on arbitrary files. It's slightly sporadic in that I can open a new terminal and reconnect, reboot, but the problem ...
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Copying sd card with dd, can't boot: "sh: can't access tty; job control turned off"

I have a working SD card which I want to back up to an .img file and be able to quickly replicate. I'm using dd to copy my image to my sd card: dd if=raspbian.img of=/dev/sdc bs=4M Which executes ...
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2answers
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Can I take out my sd card?

I'm wanting to run different os (raspberry os, kail, etc...). What i'm wanting to know is it safe to remove the sd (turned off) and can I use other sd card in the same pi?
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raspi-config for CentOS (or) How do I manually adjust the size of my root partition?

I need to know how to install raspi-config on a CentOS distro. Can this be done? If not, how can I manually adjust the root partition? On every image I've downloaded for the Pi, every CentOS distro, ...
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198 views

Corrupted SD Card - how to fix, or recover data?

I recently got my hands on an older pi (Model 3B), that I had left at my mom's house some time ago. When I went to start it, it wouldn't boot. The red light came on but the screen remained black. I ...
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Unknown partition table type error from u-boot running on Raspberry Pi 4

I've been trying to run the Linux on my Raspberry Pi 4 board. But, I couldn't even achieve running the u-boot properly. The board launches up without any problem and starts running the u-boot. The u-...
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106 views

How to troubleshoot VPN returning segmentation fault on a Pi Zero W or Did I fry my Pi?

My headless Pi Zero W gives a segmentation fault whenever I run the ExpressVPN application. This problem occurs on a brand new Sandisk Ultra microSD card, imaged with Raspbian Lite 32 bit via the ...
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Does mounting a device partition take up space in the root filesystem?

I backup my files to an external hard drive using the command: sudo dd if=dev/mmcblk0p2 of=dev/sda2 After creating the file, I want to append a time stamp to every backup. If I mount sda2 to a ...
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353 views

Restore files on Raspberry Pi SD card remotely

I usually remove the SD cards and use the balenaEtcher to format and rewrite my previously backed-up image from my laptop to Raspberry Pi. Is there a way to do this job or at least restore an entire ...
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4answers
164 views

Why does my 128GB sd card work?

As far as I can find, pies only support 32GB cards, or 64GB with a trick. I'm using a 128GB card and it worked on the first try without any problems, so what am I misunderstanding? Is the ...
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How can I use my Raspberry Pi 4 for a write intensive application?

Context I have just found out the hard way that SD cards have a real life attainable write limit. I use my Rasbperry Pi 4 (amongst other things) to scrape a website 24/7 with a frequency of 1 minute, ...
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86 views

SD card pins melted on Pi 4

I'm running a Pi4 with a 32Gb SanDisk Extreme SD card and essentially just AdBlock. The board is powered by the official usb-c plug and has a passive cooling case around. Since last week my system ...
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62 views

raspi-config won't let me expand my filesystem

I used the included SD card to install my raspbian (Buster, I think) on a 32GB card. For some reason the card filled up (that will be a question for another day), so I copied an image of the card to a ...
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How to clone OS from SD to SSD using command line?

I have set up my Raspberry Pi 4 for use as a small home server, running OpenMediaVault. Currently, the Pi is running from an SD card, but I'd like to switch to an SSD. I've found several tutorials ...
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30 views

Raspberry SD goes “read-only”: programatically detect and correct?

I´ve been experiencing the sudden change in SD Cards installed in Raspberry PIs (3B+ mostly) that go read-only after a sudden loss of power. As I have to install these devices far away, running a ...
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Why does updating Raspberry Pi OS keep breaking my system?

For some weird reason, updating Raspberry Pi OS keeps breaking my system. For the second time since setting up my Raspberry Pi 4 (8GB RAM), my microSD card has been corrupted and cannot run the OS. ...
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54 views

How to delete a file from the SD card within the python code? [closed]

I'm working on a project where ten images are saved to the SD card and then sent to the computer via wifi. I want to save the images to the SD Card only for a few seconds. After they are sent I want ...
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350 views

I think I corrupted my microSD card; is there a way to fix it?

I installed Raspberry Pi OS on an old microSD card I had, which I put in my new Raspberry Pi 4 (8GB RAM). Today, I tried to (safely) overclock the system. However, when I rebooted the system, I got an ...
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142 views

Raspberry Pi 4 CanaKit - Micro SD Card - Do Not Format

I just bought a Raspberry CanaKit for Raspberry Pi 4 with all the latest features, and the Micro SD comes already preloaded with NOOBS (Gotta love that acronym) and backup files it appears, so why ...
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kernel panic after shrinking with PiShrink-macOS

I tried to use multiple times self compiled PiShrink-macOS from this repository https://github.com/lisanet/PiShrink-macOS on my Mac OSx Big Sur 11.4, but when triyng to boot shrinked image, it always ...
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Raspberry Pi not booting "recover4.elf is not compatible"

I've bought x3 Raspberry Pi 4 4GB Model sets a while ago and was very happy with it. I've been working on the one and cloning the same SD-Card onto other 2, so I could have the same system state on ...
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78 views

Switch from Kodi to Raspberry OS

I have a Raspberry 4 B running KODI on libreelec (base minimum OS wit just enough functionality to run KODI). As I don't use KODI anymore, I want to switch it to Raspberry OS (to later install Foundry ...
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How to check what is going wrong during boot time of a possibly bricked Raspberry Pi 3 Model B?

I have a Raspberry Pi 3 Model B before me with the following history: For several weeks this device was inside a Cable Box and was doing a lot of I/O on the SD card (and not on an USB stick as it is ...
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Garbled Characters on SSH

I am using a RPI3 for my project, sometimes the device stops working (e.g web server stops responding, or some other functions stop working correctly) and when I try to check the problem by SSHing to ...
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How to create disk image using dd on macOS without including unallocated space?

Trying to copy Raspberry Pi OS to image using dd. $diskutil list /dev/disk2 /dev/disk2 (internal, physical): #: TYPE NAME SIZE IDENTIFIER 0: ...
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How can I figure out why two closely related Raspberry Pi OS image files vary substantially in size despite having nearly identical folder sizes?

I have two disk images, compressed with the xz algorithm and shrunk using the PiShrink tool, that are 669.5MB and 1.03GB respectively. The thing is, the smaller image was copied from the larger one ...
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876 views

How to clone an sd card for another card (win32diskimager)

I recently bought an raspberry pi 4, I want to make a copy of my first SDcard(64GB) for my other card(8GB). But it seems that if i make a copy of my 64GB card with win32diskimager it makes the size of ...
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Can you only flash an image to a micro sd once? "error reading from storage. sd card may be broken."

so I'm facing an issue with the flashing process of the micro sd I'm using. I recently had the Raspbian OS installed on this card previously, but when messing around with the terminal attempting to ...
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noobs in trouble

How can I format a sd card with noobs on it? I can read the disk on a Windows computer, can delete files on a Linux computer because they are read only. It's probably a simple question for you, but I ...
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Attempting to overwrite newly imaged SD card with older partition

So at some point I think a power failure 'did for' my old SD card in my Pi. I've tried overwriting the boot partition with a newer one but it just isn't booting. I get the rainbow screen. HOWEVER, if ...
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RaspberryPi 2 can not be restarted (sdhost-bcm2835 timeouts, print_req_error)

I have a relatively simple setup: One Raspberry Pi 2 is directly connected to my home router, running Debian 10 and PiHole with an Unbound rDNS service. That's it. I have set this system up two times ...
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How to clone a Pi that has flash instead of an SD card

I'm working with the Pi CM3+, which has 32GB of flash memory (at least my specific one does). While of course it needed an image on an SD card to initially boot, since then it has been operating ...
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How to update/change the kernel without removing the SD card?

I have seen posts and tutorials dealing with updating the kernel, such as this one, but they all expect you to remove the SD card, rewrite it outside with a card reader and then plug it back in. Is it ...

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