Questions tagged [filesystem]

Questions dealing with Ubuntu's layout of files, permissions, and files that reside in special locations on disk.

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No space left on device - though inodes and space OK

I'm running a Ubuntu Dual Boot (16.04 alongside Windows 10), following this protocol : https://itsfoss.com/install-ubuntu-1404-dual-boot-mode-windows-8-81-uefi/ The initial partitioning is not ...
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Cannot save files in Kdenlive snap, why not?

For some reason, Kdenlive (snap version) is not saving files. The program things it is saving, but nothing is actually written to the disk. I've enabled removable drive access permissions, but that ...
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How do fat32, vfat, and exfat differ?

Are fat32, vfat, and exfat really just different names for the same filesystem type? If not, how are they related?
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File system is getting full quickly. Most of the directories all full

I was trying to clean my ubuntu system and saw that most of the system directories look 100% full. Is this normal? How can I clean these (if unnecessary) files? this how file system looks in the ...
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unkillable process caja waiting for “do_coredump”

So caja is unresponsive and I can't kill it in Ubuntu Mate 18.04. I took a screenshot showing what system monitor says about it. I tried killing it in the terminal with sudo kill 2719. I tried ...
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Ubuntu Disk Drive Volume shortcut opens as a file in code editor

The disk volume shortcut on the desktop opens in VSCode when I double click on it. Though I can access the drives from /media/username/drivename, I can't access it through the desktop shortcuts or the ...
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Virtual Disks connected to nbd via qemu-nbd gets disconnected after sometime

As I use virtual machines often, so I also need to mount virtual hard disk to the host system, Ubuntu. But as qemu-nbd mounted disk is too slow in writing, I have to mount the virtual hard disk for a ...
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Cut-Paste or Copy-Paste not working on Ubuntu 20.04 on using right-click context menu

I tried to cut/copy a file from one folder and paste it in another folder using the right-click context menu. However, the paste option is not working. The problem does not happen within same folder. ...
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Dual booting Ubuntu and Windows from the same drive (SSD) [closed]

Full disclosure, I am beginner to ubuntu file systems and programming in general. I recently installed Ubuntu 20.04 on my Windows 10 laptop. Both systems are installed on the same m2 drive. However, ...
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ext4 - Laptop can't detect sandisk USB

I have recently installed Ubuntu 20.04 onto a USB and noticed I am unable to see it on the "Boot from USB" options. I believe this is due to installing it with the ext4 filesystem. My laptop Aspire 3 ...
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How to fix a disk image that is flagged as read-only (and save my wedding pictures on the way)?

Back in 2014, my wedding photographer sent me some pictures he took and were not worth printing on a USB key. Last week, I tried to take a look at these pictures but most them were now corrupted. ...
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Corrupted video files after moving to sd card

Hi I am new to Ubuntu and I have recently been getting this problem. When I move video files to a SD card they get corrupted and show 0 bytes. I have been getting this problem since I used: echo $((...
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ZFS huge latency vs ext4

While testing Postgresql performance on a new machine under 20.04 server, I noticed very bad results when running postgresql inside a LXD container. LXD was running on a ZFS pool. I finally went back ...
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exFAT missing from /proc/filesystems

One of the new features of Ubuntu 20.04 is kernel support for exFAT. It's my understanding that: cat /proc/filesystems should list all the filesystems that the running kernel can support. When I use ...
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Launch Ubuntu Backup in Terminal

Good day, I've been searching for a tool (for Linux), that can "run" a backup of my server (filesystem) in my terminal. I've seen something like this a while ago, so I can't remember how this tools ...
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Ubuntu 20.04, every boot makes a very long filesystem check

I have upgraded the system from 19.10 to 20.04. The installation is dual boot. When I turn on the system every time it checks the filesystem using 80/90 seconds since it starts running Ubuntu from the ...
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Running out of space in root when compressing using 7zip

I have a multi drive set up with home and swap split off to separate HHDs and everything else on my SSD (30GB partition, ~19gb free). Whenever I go to compress a large folder on a USB external drive ...
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Ubuntu 18.04 froze, then fsckd file system scan stuck during reboot (Ctrl+C doesn’t cancel). Maybe due to log in loop days after VNC or x2go install

Our system (Ubuntu 18.04 on Dell Precision 7920 tower) froze when I tried to restart Spyder and when I restarted, it would not advance past the fsckd filesystem check (please see images). Since some ...
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Are file names allowed to use dots other then before the file extension?

I am checking file name validity on Ubuntu computers. I want to check whether the file extension is correct. Is separating the value after the first dot in order to get the file extension will do? if ...
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Directory not empty, input/output error

After some disk-intensive work, which required the creation of a large number of files on an NTFS volume, I am experiencing a problem when accessing some but not all of the folders involved. From the ...
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Why is ifconfig in /sbin directory?

I'm a little concerned about the existance of ifconfig command in /sbin directory. I don't really understand the main purpose of /sbin directory and the lack of the root privilege of those commands ...
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Hosting .Net Core web app on Ubuntu, file rights?

To test it out I've installed Nginx on my Raspberry Pi. That process created the www folder under /var. But I'm unable to copy my web site with SFTP (using user pi). I thought I would hos my web apps ...
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How do I restore a hard drive that Is encrypted (errors when using go wipe everything)

Years ago I encrypted my hard drive using true crypt I believe, and (warning, I have literally zero idea what I am talking about so cut a girl some slack and avert your eyes if that type of thing ...
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Ubuntu Server VM (Hyper-V): formatting of sda2 partition (mkfs.ext4 -G 4096 /dev/sda2) before install

I'm venturing into the fascinating world of Ubuntu and would like to install Ubuntu Server 20.04 LTS as a virtual machine in Hyper-V. Microsoft recommends that, when creating the file system on which ...
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Filesystem was split when I upgraded to 20.04

I upgraded my Ubuntu from 18.04 to 20.04 yesterday. I noticed that my file system went down to 21 GB. However, the partition I initially made was for 200 GB. Right now my file system can only handle ...
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Expanding the Filesystem Frustration

(1st post here) I am helping a friend who has a server on Digital Ocean. The hard drive is 100% full so, he bought extra 70gig of space and now, I'm trying to expand the filesystem. So far ...
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Ubuntu supported file systems and cross OS linking

1) How well does Ubuntu support NTFS? 2) I want to make Ubuntu save all my Documents, Videos, Music, etc... in my /home to the same location that windows 10 saves the. I mean everything except the ...
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Disable Zsys Snapshots

How can I disable automatic zfs snapshots on Ubuntu 20.04? zsys seems to create snapshots but doesn't remove them anymore, which causes my system to run out of disk space.
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Accidentally replaced /usr/bin/ld with other binary file, installing through binutils just reverts back to what I replaced it with

I accidentally replaced /usr/bin/ld with the lua executable. So when I run ld, it triggers the lua interpreter. When I sudo remove ld and reinstall through: $ sudo apt-get install --reinstall ...
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ls files in directory where a mount is above it

Not sure on how to phrase the question easily. I have a directory /mnt/bla in it MAYBE I have many files and directories. On top of that directory, I mounted some nfs mount. Is there a way to check ...
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Can I install new Ubuntu instead of resolving unknown filesystem entering rescue mode.grub rescue problem

I have deleted Ubuntu partition and getting unknown filesystem entering recovery mode. Can I install new Ubuntu os instead of resolving this problem as I am not understanding it. Will it be possible.
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e514: write error (file system full?) in linux' error even if you file system is not full?

I am trying to edit file constraint_0_power_limit_uw under /sys/class/powercap/intel-rapl/intel-rapl:0. When I try to edit it, I get e514: write error (file system full?) in linux' error even if you ...
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How come file size is different after copying files from Ubuntu to my other Windows machine?

I was just wondering if it's possible to have different file sizes in different operating systems. Ubuntu shows 47.5gb while Windows was showing 44.2gb. I don't know but I checked each and every file. ...
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Error splicing file: Input/output error when copying large files to my 16GB USB drive

I get an error saying- there was an error copying the file into /media and Error splicing file: Input/output error whenever I try to copy large files, and it works for small files like if I have a ...
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How do I increase my sdb4 partition to include allocated space?

The unallocated space is shown here having 22GB and the size I want to increase is that of /dev/sdb4 Please do help :)
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Bash tab completion appears to read uneeded file system info?

Suppose I have an NFS client with an NFS share mounted at /nfs_share. Suppose I unplug the NFS server, causing an ungraceful shutdown. Now my client's /nfs_share is stale. If on the client I go ...
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48 views

How to find config files for snap apps?

I've recently installed GIMP 2.10 from the Snap Store (which itself appeared somewhat recently in my Ubuntu 16.04 install; I'm pretty sure it wasn't there a while ago). There are certain things that ...
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Ubuntu 18.04 - Can't Mount Devices by Double Click on File Manager If They Are Defined in `fstab`

I have few HD with NTFS on my computer. Usually I can see those Hard Drives as devices in the File Manager home (computer:///). By double clicking them they are mounted. I wanted to make sure when ...
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Input/output error while paste to my hhd

After remounting my filesystem to read-write,when i try to paste a file to my hhd,there shows an error : Error creating directory /media/riyadh/movies/Witness.For.The.Prosecution.1957.HDTV.720p.H264: ...
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How to fix file-system error causing read only mode?

Whenever I download any package or anything and in between that process if anything went wrong, my ubuntu goes into read-only mode and always I have to do sudo fsck -fy to fix that and every time ...
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Home directory in terminal doesn't know about existing or newly created files and folders after Ubuntu upgrade

After upgrading from Ubuntu 16.04 to 18.04.2 LTS I find only handful of my home directory contents when using the terminal (natutils sees them fine). Basically only Videos/ and a few files . However ...
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LVM in ubuntu - correct way to format PC?

I have my development machine machine assembled as follows: I have two hard drives (PVs): SSD 240 Gib where is the S.O. (ubuntu 16.04), there is also the boot partition and the swap HDD 1 Tb of data,...
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Hard Disk formatted accidentally with mkfs.ext4 in ubuntu, any chance to recover data?any chance to get data back?

i was trying to clean the linux systen with live usb, after installing ubuntu 18.04 i tried to load data from external hard disk but accidentally i put command mkfs.ext4 /dev/sdb and it formatted the ...
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Applications directory

I'm quite new in Linux and I come from MacOS. I miss the easy to use Applications folder and I would like to know if there is a way to create an applications directory like in MacOS. Since I have ...
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Deleting/copying files - system freezes/slows

Running 19.10 (32GB RAM, i7-8550U @ 1.8-4Ghz x 8, GNOME: 3.34.2, OS type: 64-bit, 512GB SSD - only 30% full). I've noticed that whenever I delete (move to trash) a lot of files, or copy a lot of files,...
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142 views

EXT4-fs error on Ubuntu 18.04

I know this question seems similar to the question in this link EXT4-fs error after Ubuntu 17.04 upgrade, however, mine is different in the case that I am not using a Samsung NVMe SSD, and therefore ...
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Filesystem type change from ext4 to msdos of usb

How to change file system type of usb drive from ext4 to msdos? I have a 16 GB usb drive with existing file system as ext4. Although total space available is 14.5 Gib but when i see properties it only ...
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Initramfs error. Dell XPS 13 9360 running Ubuntu 16.04

I recently returned from a trip after five months. I booted up the computer and when Ubuntu tried to load it dropped me to a Busybox CLI with an initramfs error. I found some tutorials online that ...
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/lib is not writable even for root

What can cause /lib not being accessible even for root? I can't install new packages because almost every package wants to write to /lib. Someone suggested antivirus, but I have none. The only thing ...
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What Are The Different Types of 'File Locks' Available in Ubuntu?

I'm struggling to understand the different types of file locks available to me. When I use the lslocks command I can see that a particular lock can be advisory or mandatory (M), have a mode of either ...

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