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.

Filter by
Sorted by
Tagged with
0 votes
0 answers
35 views

How to create small SD Card Images?

The builtin SD Card Copier tool can create copies smaller than the system sd card, so it can be used for cloning the system into smaller cards. Is there a similar tool (running on any os) for creating ...
user avatar
  • 101
0 votes
1 answer
33 views

Is the Boot Partition unique to a Raspberry Pi?

I have ten Raspberry Pi's. I'm flashing Raspberry Pi OS Lite to each of these, using Raspberry Pi Imager and after flashing need to edit the cmdline.txt & config.txt found in the Boot partition of ...
user avatar
  • 101
0 votes
1 answer
21 views

What is better to write/read to the USB or the SD card in terms of speed and reliability?

I have been using both the SD card and the USB drive to save large files (videos) over a long period of time (weeks) and wondering what is best (and why). I have had problem with both (lags, corrupted ...
user avatar
  • 123
1 vote
0 answers
19 views

Flush/forget all changes to OverlayFS with read-only SD

raspi-config has the ability to enable the Overlay File System so that no changes are saved to the SD card. That is fantastic, but it seems the changes are saved in RAM. The problem is, when the Pi ...
user avatar
  • 111
0 votes
1 answer
62 views

How best to clone SD card to larger - have tried dd, but get file system errors?

I have a headless raspberry pi running Home Assistant and a bunch of other docker containers. It has been running on a 64GB SD for some time and runs fine, but very occasionally runs out of space due ...
user avatar
  • 103
-1 votes
1 answer
33 views

Reformat 64gb/128gb SD Card to FAT32

From what I've read the raspberry OS bootloader only supports FAT32 partitions, which aren't default on 32gb+ sd cards. (even thhough most stuff I read seems to conflict with the documentation; https:/...
user avatar
1 vote
2 answers
56 views

32 GB SD card showing only 15 GB capacity [closed]

I recently bought a Raspberry Pi 32 GB micro SD card. I'v connected it to my mac, and when I click on more info, it shows only 15 GB capacity. I haven't installed anything on it yet, or done anything ...
user avatar
  • 21
1 vote
1 answer
57 views

Raspberry Pi 3 Model B won't boot but SD Card and board are fine

my Rpi has worked fine for a while but recently it stopped booting, only the red led is on while the green ACT one is not. I'm sure board is fine because I put another SD card from another Rpi and it ...
user avatar
0 votes
0 answers
30 views

Bus error on Pi 3b+ whenever I try to open chromium-browser

Does anyone know anything about a bus error? This is always happening when I try to open chromium-browser from the commandline. From the graphical interface, the warning is suppressed, I believe. This ...
user avatar
  • 131
0 votes
1 answer
73 views

prepare SD card for headless operation

I'm trying to prepare an SD card for a Raspberry Pi 4 B which should boot up without any interaction without any desktop i.e. shell only with network preconfigured image being used: 2022-04-04-...
user avatar
  • 101
0 votes
0 answers
32 views

USB Keyboard and mouse not being detected

I am using a Pi 4 Ive been searching all over the place on how to fix this and nothing helped I can't even login to Ubuntu I can't run commands SSH is not enabled I have no idea on how to fix this I ...
user avatar
  • 1
0 votes
0 answers
26 views

Raspberry pi 4 doesn't boot green light blink ones

Raspberry 4 model b doesn't boot at all, when i plug power supply red light always lights, and green only blink ones, and nothing more. I try 3 differnt sd cards, try write raspbian in Imager, in ...
user avatar
0 votes
1 answer
59 views

Changed sd card disk signature in diskpart, now gets stuck booting

I have an SD card with a particular image on it that I wanted to back up before modifying anything in case I broke something. I inserted the card into my (Windows) PC and attempted to use Win32 Disk ...
user avatar
0 votes
2 answers
40 views

Raspberry Pi would not start

Hi, when booting Rasberry PI I get following error messages and RPI does not start. I have took out SD Card, run chkdsk on Windows machine, did not detect errors. Is there anything I can do to fix it? ...
user avatar
  • 1
0 votes
0 answers
223 views

SD card speed (IOPS) is awful

For a long time, I'm noticing that my Raspberry Pi 4 is slow in some scenarios, especially when some disk-consuming operations are running. For example, docker pull something might take around 5-10 ...
user avatar
  • 1
0 votes
0 answers
60 views

Ethernet not working on RaspberryPi4

So the Ethernet port on my Raspberry Pi 4 isn't working. No lights coming on, not even a flicker during boot.The power lights come on, and it boots fine, but no Ethernet. ifconfig gives me this: eth0: ...
user avatar
  • 1
0 votes
2 answers
33 views

df shows SD card full but I can't figure out what it's full of

I have a Pi 4 running Raspberry Pi OS that I use as an Emby server. It's just a fresh install of Raspberry Pi OS with Samba and Emby, nothing else. It has been working fine for months, but yesterday ...
user avatar
  • 113
2 votes
2 answers
463 views

Is my SD-card defective?

I currently use a raspberry-pi that I connect over with SSH, since it`s physical location is >100km far away. After running 1.5 years, it has now some I/O-errors when writing into the database. In ...
user avatar
0 votes
0 answers
38 views

What's the fastest / biggest SD card spec the Pi4 can handle?

I was unable to find a data sheet with that information. I'm looking for something like: it does SDXC but not SDUC, and UHS-II but not UHS-III, or such.
user avatar
0 votes
1 answer
61 views

Files disappear from sd card after unmount

I have sd card with raspberry os installation that I use with PiZero. I am trying to edit wpa_supplicant.conf from my arch pc. after I connect and mount sd card to pc I can edit file like this: sudo ...
user avatar
0 votes
0 answers
11 views

using hdmi1 with card extender

Can I use HDMI 1 instead of HDMI 0? I Have a pi 400 and have bought an sd card extender so I'm not reaching round the back all the time to change cards. this though stops me from using HDMI0 because ...
user avatar
0 votes
0 answers
21 views

Pi can't make WiFi, Bluetooth and USB device detection work and boots in command line every time. Is there a possible fix?

My Raspberry Pi 4B 8GB RAM has TwisterOS. A power outage happened and then the Pi boots in CLI only at first. I have to execute 'startx' everytime I boot. Then some of my settings were changed, like ...
user avatar
0 votes
0 answers
20 views

Does the CM4 Lite hardware support UHS-II SDcards?

Can a UHS-II class SD card with 8-bit data bus and 1.8V signaling be used with the CM4 lite? The CM4IO board clearly only connects 4 data lines and 3.3V to the SDcard socket, but could this be ...
user avatar
  • 101
0 votes
0 answers
23 views

Help to identify a chip on the RPi 4 modeel B

I am trying to identify a chip on the RPi 4 model B that is connected to the SD card. The chip is located next to the SD card reader and one of the pins is connected to the SD Card positive voltage ...
user avatar
0 votes
1 answer
329 views

Ubuntu Core & Raspberry Pi Zero 2 W

I'm trying to run Ubuntu Core 20 on Raspberry Pi Zero 2 W. According to Install Ubuntu on RPi this should work without a problem when using the 32bit version. Or with 64bit version using following ...
user avatar
-1 votes
2 answers
122 views

Fixing corrupted fstab

My raspberry pi zero ran out of space on its microSD card and somehow corrupted part of the filesystem, as it doesn't boot properly. When I insert the microSD card into another computer, I can look at ...
user avatar
  • 11
0 votes
0 answers
21 views

Not booting after shutdown [duplicate]

We are putting rpis in one of our products and we have a few dozens of units already in use. We currently observe a very annoying problem - whenever it shuts down or is issued reboot it won't boot ...
user avatar
0 votes
0 answers
64 views

SD card isn't being detected by raspberrypi 3 B+ or my laptop

Raspberrypi 3 B+ was working yesterday, had the raspbian image flashed onto it and I was able to ssh into it headless from my laptop with no major issues. However, today it didn't boot up, so I ...
user avatar
0 votes
0 answers
73 views

Cloned SD-card won't boot, stuck on welcome screen

I've got a RPi 3b+ (Raspbian 9.13 stretch) that I've had for a couple of years. Usually it works fine, but I've had a couple of issues with SD-cards in the past, so I'd like to keep a spare one on ...
user avatar
  • 211
1 vote
2 answers
81 views

Is there a way to assign a different local IP address depending of the SD card I'm using for a single Raspberry Pi?

In order to clarify my question - cat /proc/device-tree/model: Raspberry Pi 3 Model B Rev 1.2 cat /etc/os-release: PRETTY_NAME="Raspbian GNU/Linux 11 (bullseye)" NAME="Raspbian GNU/...
user avatar
  • 73
1 vote
1 answer
79 views

Find out if Raspberry using eMMC or MicroSD

I have a cm-3 based Raspberry Pi device that has eMMC and microSD card. I can access the eMMC with rpiboot.exe and see it as a external drive. How can I find out which one is in use? eMMC or MicroSD ...
user avatar
0 votes
0 answers
36 views

No boot - SD slot missing pins?

I've just bought a 2nd hand 3B that didn't boot (red light on solid, no green activity), thinking it may have been a problem with the SD card itself. As-is, where-is, so a bit of a gamble but that's ...
user avatar
0 votes
2 answers
474 views

Override dhcpcd.conf from SD card

I attempted to set up a static ip in dhcpcd.conf, but it appears I made a mistake somewhere, as the Pi does not appear on the network anymore. I have no monitors or keyboards, and ssh was my only ...
user avatar
0 votes
0 answers
40 views

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 ...
user avatar
1 vote
1 answer
160 views

Raspberry Pi 4 booting/working slow [closed]

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 ...
user avatar
  • 19
1 vote
1 answer
377 views

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 ...
user avatar
0 votes
2 answers
100 views

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-...
user avatar
1 vote
2 answers
151 views

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 ...
user avatar
  • 11
0 votes
1 answer
92 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 ...
user avatar
0 votes
2 answers
265 views

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 ...
user avatar
  • 1
0 votes
1 answer
23 views

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 ...
user avatar
0 votes
0 answers
28 views

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 ...
user avatar
0 votes
0 answers
47 views

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. ...
user avatar
  • 654
0 votes
0 answers
23 views

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 (...
user avatar
  • 654
0 votes
2 answers
70 views

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 ...
user avatar
  • 103
1 vote
2 answers
96 views

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? ...
user avatar
0 votes
1 answer
101 views

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 ...
user avatar
  • 337
-2 votes
1 answer
36 views

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 ...
user avatar
-3 votes
2 answers
56 views

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?
user avatar
0 votes
2 answers
323 views

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, ...
user avatar

1
2 3 4 5
21