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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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 ...
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0answers
12 views
Rpi do not responds on opening chromium-browser while Rpi is in Overlay Filesystem mode
Facing issue while Raspberry Pi runs on overlay filesystem ON..
Here is steps to reproduce:
1: load and run raspberry pi image 2020-12-02-raspios-buster-armhf.img
2: open chromium--browser (browser ...
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0answers
36 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 ...
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1answer
81 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/...
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1answer
66 views
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 ...
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0answers
77 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 ...
1
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1answer
226 views
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)?
...
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1answer
41 views
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?
2
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1answer
132 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 ...
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1answer
29 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 ...
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1answer
80 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 ...
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2answers
113 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 $...
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0answers
184 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?...
0
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1answer
24 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 ...
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5answers
2k 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 ...
0
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1answer
33 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,...
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2answers
438 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=...
1
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1answer
25 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, ...
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0answers
59 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
...
1
vote
2answers
50 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 ...
0
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1answer
76 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.
...
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1answer
98 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 ...
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2answers
59 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 ...
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1answer
153 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 ...
1
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1answer
24 views
Plugging in a things crashes this Pi
Recently I find that with one of my Pi 3b+, sometimes plugging in ethernet or unplugging it causes it to crash and display "error reading inode #xxxxxxx", "aborted journal detected", and the like on ...
0
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1answer
215 views
How can I read files from my LibreELEC formatted SD card?
I've installed LibreELEC 9.2.1 on my Raspberry Pi 4's SD card. For technical reasons, I need to remove the card from the Pi and read a log file using my laptop.
I've tried mounting the SD card from ...
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2answers
31 views
More space used than it adds up to
So I have a raspberry pi 4 4GB with a 32GB running raspbian desktop (without extra apps). Its used for plex and transmission.
df -h output :
/dev/root 30G 28G 212M 100% /
devtmpfs 1....
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1answer
207 views
Can't see files on external drive
I'm using an external drive for my cloud storage. Everything was working fine and then I installed airsonic. I added the tomcat8 user to the www-data group so that airsonic could see the music ...
4
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4answers
9k views
How do i expand file system on raspberry pi 4 manually
I have just flashed an image of my original 16 GB SD card (the one that comes in the raspberry pi kit) to an new 128 GB card. It booted up fine but when i tried to expand the filesystem using raspi-...
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1answer
45 views
Consistent filesystem corrruption
It seems that recently my SSD began to get corrupted almost every time I shut my Pi 3B+ down, and on boot I get:
[ 4.503731] sda: sda1 sda2
[ 4.511049] sd 0:0:0:0: [sda] Attached SCSI disk
[ ...
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3answers
9k views
Where is Raspberry Pi “wastebasket” located in the file system?
I am trying to understand the Raspbian file system better. I opened properties on the Raspberry Pi's "Wastebasket" hoping to find out where it is located in the file system and I found trash:///.
...
4
votes
1answer
216 views
Gracefully handle power loss Raspbian on a Pi Zero
I recently installed a Pi Zero running Pi-hole for my folks. They live in a rural area and only have a 4G Modem with a limited data plan. The issue, is that every now and then there are power outages ...
0
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1answer
141 views
Delete all empty folder recursively via the command line
I have a mono app and it delete all empty folders in a folder tree.
Is there a way to do this via the command line? The idea is that I would call it as an external process.
I had tried this:
sudo ...
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0answers
22 views
Auto launch program when I plug raspi into computer?
As the title says, is it possible to launch an exe or run a command when I plug my raspberry pi into my computer so that the program launches ON THE PC/MAC. I know you can auto boot something when you ...
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1answer
94 views
Why are some file move operations as slow as copy operations? [closed]
I believe I understand how file copy/move operations work (or appear to work). My general understanding being that as long as files and directories are on the same device and filesystem, moving a file ...
0
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1answer
614 views
Can't open mounted USB stick - Permission denied
I followed this guide to automount a USB stick to my Raspberry Pi 2. I'm using Raspbian Lite.
https://www.raspberrypi.org/documentation/configuration/external-storage.md
The USB stick is a Sandisk ...
4
votes
1answer
128 views
One volume does a *full* fsck every boot, even though it's clean
As the subject says, I have a Raspbian system (Buster, and this happened with the prior Raspbian version too) that runs a full fsck on one particular volume every time it boots. And this only happens ...
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4answers
134 views
Is it safe to reuse a crashed SD card?
I have the following set-up:
RPi 3
8GB MLC microSD
partition 1: root and the rest (read-only)
partition 2: /var filesystem (rw)
continuous writes to /var/logs
system will experience unexpected sudden ...
2
votes
2answers
43 views
is the Raspbian NTFS implementation journaled?
I read somewhere that Raspbian NTFS implementation is not journaled, but I didn't find confirmation that it is true.
If it is true there is a way to have it journaled?
I'm using it on a USB stick ...
4
votes
1answer
607 views
Pi 2: External HDD Randomly goes into Read Only File System Mode
I've a raspberry pi 2bplus and I've installed the latest Raspbian strectch on it. I've connected External HardDrive to the pi.
I'm running into a really weird problem that doesn't make sense to me ...
0
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1answer
1k views
Unknown filesystem type 'hfsplus' when mounting HFS+ volume on Raspbian Stretch
I am looking to mount an HFS+ volume on my Raspberry Pi running Raspbian Stretch. I have just installed the packages hfsplus hfsutils and hfsprogs.
When I run cat /proc/filesystems it looks like ...
0
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1answer
286 views
Error executing ifdown and ifup command
I'm running a python script to configure the wifi interface, but I'm having a problem with the ifdown and ifup command. It looks like this command has been replaced by:
sudo ip link set wlan0 down
...
2
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1answer
329 views
Why is there unallocated space at the beginning of Raspbian image file?
I always wondered why there is unallocated space at the beginning of any medium written with a Raspbian image file.
I usually use dd to do so, whatever medium I use (flash drive, SD card or USB drive)...
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2answers
784 views
Not enough space for 105M archives when 869M is left
The command sudo apt-get upgrade says
[...]
Need to download 105 MB in archives.
After this operation, 2.108 kB disk space will be used
E: Not enough space in /var/cache/apt/...
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0answers
16 views
creation of filesystem image in another image
I am creating Ubuntu raspberry pi os from scratch using this
https://a-delacruz.github.io/ubuntu/rpi3-setup-filesystem
Iam struck here
please provide full procedure
1. full filesystem creation as ...
0
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1answer
86 views
Does formatting 120gb SSD with FAT damages raspbian filesystem at expansion?
I have recently bought a new ssd of 120 GB, and I ended up format it to FAT filesystem, then later I flashed raspbian jessie onto it. Everything went well and is booted from SSD until I hit expand ...
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2answers
3k views
sda2 is not on SD card. Don't know how to expand
I created image of raspbian jessie on 32GB memory card using dd command.
sudo dd if=/dev/disk3 of=~/os_images/raspbian_jessie.img bs=1m
then I used etcher tool to flash that image to the 120GB SSD,
...
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1answer
373 views
Pi won't boot after memory swap
When turning on my Raspberry Pi, the boot fails after an error.
It says:
-bash: /usr/local/virtualenvwrapper.sh: No such file or directory
This happened after I changed the /etc/init.d/dphys-...
0
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1answer
231 views
Netboot raspbeery pi with nfs server different filesystem
I'm trying to netboot some Rpi 3B+'s, I have it working if I put the nfs server on another rpi, but if I use the same configuration, just put the nfs server on a Centos machine with xfs file system, I ...
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1answer
1k views
How does any file system REALLY work on a Raspberry Pi SD card?
I am surprised by the large amount of data I'm writing to the root partition in a Raspberry Pi. My applications and system logs are not writing that much. I use the usual tricks to reduce it. What's ...