Questions tagged [filesystem]

The file system is the way an operating system organises its data on the storage (usually non-volatile, like an SD card) available to it.

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Corrupted Micro SD on Pi 0 W (RAW partition, can't format)

I have a 256gb card and a Pi 0 W. both were sitting on the shelf for the past year until I decided to try flashing Raspbian with Pi imager and boot the Pi. I made the ssh file, plugged it in and ...
Kofa's user avatar
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Raspberry Pi - hosting website - change index.html - where to put other .html files and folders?

I have installed Nginx on a Rasperry Pi 4 to host a website. I can see the default nginx index.html on my IP Address 192.0.9.11 (example IP) I just have a few questions: What can I use to edit the ...
Robert's user avatar
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Mainsail OS booted with Read Only File System

I have an install of mainsail running on my Raspberry Pi 3B+, and the nginx is unable to start because the file system is in read only mode. How can I fix this so I have a writeable filesystem? Here ...
RQDQ's user avatar
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Enabling overlayfs makes external drives read-only

After updating to bookworm enabling overlayfs via raspi-config seems to have changed its behaviour. Before the update, it only affected the sd card filesystem but now it also changes my external usb ...
Wrykoulaka's user avatar
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Building a NAS: OpenMediaVaultV6, Raspberry Pi4 with Samsung QVO 8TB SSD / BTRFS vs. EXT4 / expected write rates with Wifi V6?

I am trying to build a NAS with openmediavault V6. Hardware: Raspberry Pi4 8GB Samsung QVO 8TB connected via the lower USB 3.0 SSD case: https://icybox.de/externe_speicherloesungen/IB-246-C31-G ...
florian's user avatar
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Move /var/lib/readarr folder to different location

I'm stumped. I'm trying to run Readarr (https://wiki.servarr.com/en/readarr) on a Raspberry Pi NAS that only has 8 GB of internal (mmc) storage but two larger SSDs for data. When I populate the ...
Andrew's user avatar
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3 answers
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SD card full, how to clear space?

I have a RPi 4 running 3 web apps which I had running without issues for a few years. About 6 months ago the original SD card (32gb) died so I replaced it with a new 64gb card and reinstalled ...
Midavalo's user avatar
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Setting up "read-mostly" / "write-rarely" system - minimising writes as much as possible

Per the title - I've seen all the stuff about using read-only filesystems and overlay filesystem but there's drawbacks with that - either you have to use multiple partitions, have some method of ...
John U's user avatar
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Why can I mount an NTFS HDD, but mounting an NTFS SSD fails?

I have a Pi 4 and want to mount my Samsung 860 EVO SSD. I am unable to accomplish this, but attaching a HDD (same adapter and usb port) work just fine. Both the SSD and HDD were formatted in NTFS (...
MadMagic's user avatar
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How to restore a corrupted SD card

I'm well aware this question has been asked about a million times already but apparently nothing seems to help me. I was just going about my business over ssh on my raspi zero when I suddenly lost ...
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RAM disk space leak? (grows in df to 100% although only 20% are used)

I am trying to use a RAM disk on a Pi 4, 4GB, to speed up processing and avoid writing a lot to the SD card. But somehow my application fills up the RAM disk until a java.io.IOException: No space left ...
0__'s user avatar
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1 answer
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Boot order breaking due to automount (running into emergency mode)

I have a Raspberry Pi running Raspbian GNU/Linux 10 (buster). The Pi is running on a microSD-Card with a read-only boot partition and activated overlay-filesystem (both is currently deactivated for ...
eDonkey's user avatar
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Can I use overlay filesystem on an expanded filesystem?

I've used raspi-config to activate overlay filesystem and made the boot partition read only. As I was running out of space I decided to use raspi-config to expand the filesystem to fill the entire SD....
Kantia Boy's user avatar
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How to extend rootfs before booting

I installed raspbian on an sd card and then booted into a pi zero to do my required configuration and setup. I then made an .img off of this sd card which I'm planning to use in a manufacturing ...
php_nub_qq's user avatar
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Can I have more than 32GB on the boot sd card?

My understanding is that the card reader can handle SDXC cards (ie >32GB) but that the bootloader has a limit of 32GB. Can I get around this by having multiple partitions? The OS would only need to ...
Nigel Sharp's user avatar
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Where are the cube2 sauerbratren runtime binaries located? [closed]

I have a raspberry pi 4. It has cube2 sauerbraten intalled on it with sudo apt install sauerbratren. I want to know where it's runtime binaries are located. What directory would I find them in?? I ...
random_ubuntu_user's user avatar
1 vote
1 answer
454 views

Change default filesystem root

I have an external hard drive that I want to set as the filesystem root but boot from an SD card. How would I do this? I've copied the filesystem to the partition, and tried updating config.txt with ...
2pichar's user avatar
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Pi4 input/output error filesystem corruption after some time - bad sd cards? bad ps?

Having an issue I've not really had before. The Pi(4) doesn't hang (remains connected via ssh) but looks like the filesystem gets corrupted (get input/output errors for any command). If I pull the ...
DKebler's user avatar
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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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Ubuntu Desktop fails to boot on Raspberry Pi 400 with 32GB SD card

I have used Pi Imager to write Ubuntu Desktop to my SD card. When I try to boot from it in my Pi 400, I get the following error: [50B]: Failed to remount '/' read-only: Device or resource busy systemd-...
Rafal's user avatar
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Kernel not updating with atp-get update/upgrade - Ubuntu 21.04 - TFTP boot NFS root

I am gradually getting a Pi 4 cluster up and running, and have hit an issue I have not been able to resolve with google. It is my understanding of the Ubuntu boot process that is lacking really. I ...
Mark Jones's user avatar
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How to copy files onto a raspberry pi os using only the microSD it is on - no networking, bluetooth or usb?

I would like to copy a file to a raspberry pi using a Macbook. I have installed ubuntu on the 64GB microsd and booted it up no problem. I have turned off bluetooth and wifi/networking on the raspberry ...
tread's user avatar
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2 answers
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Why is my Raspberry Pi file system read only?

Why is my Raspberry Pi FS read only when I didn't make it that way? Here is my error: sudo apt --fix-broken install Reading package lists... Done Building dependency tree Reading state ...
g3holliday's user avatar
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Recover zero-byte size file on attached USB storage

I have an attached USB hard disk drive on my Raspberry Pi with an NTFS file system used as a network-attached storage. My problem is after a while, some big files, like 2GB and up (usually ISO, Zip, ...
xybrek's user avatar
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297 views

formatting SSD as ext4 becomes corrupted, superblock

I want my Pi4b to mount an external ssd (connected by usb3), and have some new drives that came formatted exfat. Since I need symlinks and other advantages of ext4, I change the partition type to 83, ...
Stewart Andreason's user avatar
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1 answer
595 views

File Recovery from thumb drive - Bad Superblock

So I have a 64GB SanDisk Cruzer Glide, and recently something happened to it. Whenever I would try to fsck it said the magic number for the superblock was corrupted, I didn't know what that meant, so ...
Achak Claw's user avatar
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329 views

"Bad message" when trying to access a directory on external hard drive

I'm running a media server using a Raspberry Pi 4 with an external hard drive connected via USB 3.0. One issue I've been seeing for a while is "Bad message" returned when I try to ls or stat ...
idolize's user avatar
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Why does the SHA512 hash of my SD card change while Overlay File System is enabled?

I enabled “Overlay File System” to make file system read-only. I was surprised to see that the SHA512 hash (computed using sudo openssl dgst -sha512 /dev/rdisk2) of my SD card changes each time I ...
sunknudsen's user avatar
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629 views

CM4 eMMC - safe shutdown / power supply schemes

I'm working on a design that uses a CM4 with eMMC and may (optionally) use an external SD card or USB stick for "user" file storage. The unit could (potentially) be hard powered-down by the ...
John U's user avatar
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6 votes
1 answer
8k views

What is Wolfram engine and can I delete it?

I am low on space. Inspectin my store with sudo find / -xdev -type f -size +100M -exec ls -la --block-size=M {} \; | sort -nk 5 gave me 20 most heavy files -rw-r--r-- 1 pi pi 102M Dez 18 11:58 /opt/...
Superluminal's user avatar
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Unable to change config.txt or cmdline.txt permanently

I am trying to edit the /boot/config.txt and /boot/cmdline.txt files. However, anytime I edit or even copy them to the /boot like this: sudo cp /boot/config.txt /boot/config.txt.orig when I reboot ...
lauhub's user avatar
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0 answers
696 views

Non-FUSE drivers for NTFS and exfat

I've run long benchmarks about write speed on a USB3 external HDD on a RPi4 (goal: use it as a NAS), with and without encryption. I've noticed that write speed is very fast with ext3, ext4 (it can ...
Basj's user avatar
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1 vote
1 answer
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How to mount a VeraCrypt container on a RPi with optimal performance?

On a Raspberry Pi, in order to use a VeraCrypt encrypted container/partition, which solution offers the best performance between installing VeraCrypt or using cryptsetup (that seems to support it)? ...
Basj's user avatar
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how to enable pcmanfm to copy paste in directories that say "permission denied" [closed]

I need to enable pcmanfm (aka file explorer) to copy and paste from all directories for programing purposes. Can anyone tell me how to do this?
UNKNOWN's user avatar
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2 votes
1 answer
874 views

Why do I get a "Segmentation fault" during "apt update" on a fresh installation of Raspberry Pi OS?

I found my old Raspberry Pi 3 B and wanted to start a new project. When I flash a new Raspberry Pi OS (32 bit) on an SD card (128 GB, bought a new one to make sure its not the SD card) via the ...
Dave's user avatar
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1 vote
1 answer
142 views

Why won't Buster Lite boot to anything other than emergency mode on wired Pi Zero when a file system check is done?

I'm running a wired (no onboard bluetooth or wifi) Pi Zero with Buster Lite with latest update/upgrade. When I touch /forcefsck, or put an equivalent statement in /boot/cmdline.txt, it ALWAYS fails ...
NewtownGuy's user avatar
1 vote
1 answer
539 views

pcmanfm constantly writing errors to its run log

My Raspberry pi4's file system is getting filled up with log messages from the default desktop file manager, pcmanfm, which is writing 100 megs of errors to its run log (in ~/.cache) per second ...
wudude's user avatar
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2 votes
2 answers
2k views

Unable to edit cronjob, /tmp is read-only

I am trying to make my raspberry pi automatically restart every week. But I am unable to create the cronjob as I get a error message that the temporary crontab file was unable to be created. /home/pi $...
Gabriel Fair's user avatar
2 votes
1 answer
2k views

Recommended filesystem for USB flash drive

I've got a Raspberry Pi 4 used as a home automation server and I would like to add a USB flash memory stick as yet another drive. Question is: what filesystem would be the best choice for such a stick?...
Alexander L. Belikoff's user avatar
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1 answer
119 views

Run script once unattended once when system has booted

I am currently creating a very minimal image for the Raspberry Pi 4. And I need the image itself to be as small as possible in order to reduce the time to flash the SD-card. I do however, want to ...
Orphans's user avatar
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6 votes
5 answers
3k views

Is there a way to remove old files without relying on internet time service?

I have a Raspberry Pi that is acting as a sensor which I am sending out to various customers. The sensor is recording approximately 1 GB every 2-3 days, so I would like to have a way to remove old ...
Cameron Greenwalt's user avatar
-1 votes
2 answers
180 views

How to delete SMB shortcuts/links from the desktop?

I used File Manager to browse some files on my NAS: //BACKUP/Files When I did so, a shortcut (or symlink) was automatically placed on my desktop. Now I cannot delete this item. When I attempt to do so,...
InteXX's user avatar
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1 vote
2 answers
3k views

How to create a shortcut to a directory?

I'm trying to create a desktop shortcut that starts File Manager at a specified directory, in this case a mounted USB drive. Here's what I have so far: Backup.desktop [Desktop Entry] Version=1.1 Type=...
InteXX's user avatar
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1 vote
1 answer
188 views

Alpine Linux - Changing/Moving the file system

recently I installed alpine linux on my 16gb sd and everything went right (I followed this tutorial https://www.youtube.com/watch?v=RQZRHvmlUU8 ), but I realized that my file system is 200mb/457mb, ...
Lisandro Di Meo's user avatar
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0 answers
462 views

Cannot open file

I need to open the "retroarch-joypads" folder and open a file inside it. For some reason file manger can't open the folder. Can anyone tell me how to open it? Edit: The command: sudo pcmanfm ...
UNKNOWN's user avatar
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1 vote
2 answers
139 views

Does having a separate writable partition eliminate benefits of having a read-only /boot and root?

To hopefully prevent filesystem corruption I've setup the /boot and / partitions as read-only. For some use cases I still need a writeable partition to store data. If plan to create a 3rd partition ...
Pathead's user avatar
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0 votes
1 answer
344 views

Expand file system not needed anymore?

Expanding the file system on the first boot of a fresh Raspberry Pi OS (buster) - or expanding it at all - has always been under discussion and there is a lot of material out there for how to do it. ...
Janos's user avatar
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0 votes
1 answer
194 views

Avoiding wearing out SD card - better to have two partitions on an external solid state drive (Raspian + storage)?

I am new to managing filesystems, but am using a Raspberry Pi 3B with a 16GB SD card, and running an InfluxDB database on there. The Pi writes a datapoint every second, to the database which is just ...
teeeeee's user avatar
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2 votes
2 answers
807 views

accidently claimed /etc folder to my "pi" user, how can i revert it back?

So i ran into an issue and i needed to rewrite a file taht was in ETC file folder and the system wasn't allowing it. I claimed the whole ETC folder.. the file wrote fine after that. Now as i am using ...
EmpireLearning's user avatar
1 vote
1 answer
361 views

Raspbian: Send email in a read-only file system

I'm a beginner in linux and Raspberry Pi but I have some experiences with files systems and embedded systems in general. I would like to achieve a read-only file system with Raspbian (Buster) and ...
PascalS's user avatar
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