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Questions tagged [filesystems]

A file system is the specification of how files in a computer should be stored, named and organized. This tag should be used for generic file system questions. For specific file system questions (FAT, NTFS, ext4, ...) use the appropriate tag instead.

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15 views

Why is fsck saying corrupt superblock or partition table and how to fix?

I made an image (dd) of a drive and I am trying to run a filesystem check on it: Filesystem Type: ext3 Here is the Original error from fsck: fsck -fv -z ./Seagate.ST3500320NS.SN-9QM5ZHHR.500GB....
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0answers
13 views

rsync --exclude and --exclude-from doesn't work

I've had a command in a script which I used a lot for a couple years. I didn't use the script for the last year, but today I ran it again. I'm suddenly having trouble excluding files from an rsync ...
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33 views

Malware Hunting With Free Dos/SPFdisk: Questionable Files and Partition

I am trying to track down the location of persistent malware and have found a small partition I am unable to remove along with some files that I can only see when I use SPFdisk (Free Dos). I have ...
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1answer
23 views

Find missing file in an process openfile request on Windows

I have an thid-party EXE that doesn't work and it fails with a generic "File not found" exception and I cannot understand what it is looking for. Unfortunately I cannot use ProcessExplorer or ...
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0answers
10 views

How to check the application i/o type

I want to check my NFS performance. Here I am trying to launch the application and I want to check the IO latency. Here I am using ioping to check the IO latency. As ioping has a different I/O type, ...
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0answers
20 views

Store single file on multiple partitions

I want store a file movie named movie.mp4 to sda1 and sda2. Some of the parts are on sda1 and rest is on sda2. If I open the file will it work normally. How to do that
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0answers
7 views

How to download directory tree from dropbox?

Someone shared a huge folder on dropbox which I can't download because the zipped file is also huge. Now I am only interested in knowing the file names and directory structure of the shared contents. ...
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1answer
43 views

Unable to make changes to /etc

I am using embedded linux (built using LTIB). I am unable to make changes to /etc directory. Basically I want to add a start-up script to /etc/rc.d/init.d /etc/ seems to be mounted as rwfs output ...
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0answers
19 views

How important is NTFS Allocation Unit Size really, in terms of read/write performance and fragmentation? [duplicate]

Specifically on large media drives. I'm interested in this subject because I just purchased a 8TB external hard drive (WD White Label) that is specifically going to be used to store hi-res images, ...
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2answers
40 views

Is decrypting BitLocker after deleting files a secure way to erase data?

Consider the task of erasing profiles of previous users from a Windows computer (which is to be given away to other people) without having to fully erase the system. Assuming the computer's hard ...
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0answers
14 views

fsck says a partition is mounted in Ubuntu Recovery Mode

I ran Ubuntu 18.10's Recovery Mode and fsck failed saying dev/sda7 is mounted. I tried unmounting it only to be told that "it is busy". I'd appreciate any hints on solving this. The partition dev/...
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0answers
14 views

used dd on wrong hard disk drive [duplicate]

OK, now something of which I thinked can never happen to me, jsut happened to me. I used dd to write a 1,5Gb Raspbian image to an SD card as I did 100 times. But, due too stupid partition labels, I ...
1
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1answer
36 views

Is there a filesystem which zeros blocks or extents when deallocating them?

This feature would slow down file removal on native OS for no reason, however is particulary useful to compact virtual machine images. Some formats like VirtualBox' .vdi allows not only to grow ...
0
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1answer
46 views

How to properly format a SD card for my needs?

I made an app that requires an SD card to store media. They are small JPGs/GIFs/PNGs, small MP3s... but around 200.000 of them (!!). Very few of them are bigger than a couple MB. Speed is not a ...
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1answer
42 views

Unable to delete corrputed files on external hard drive: “File or directory not found”

I copied (cut & paste) some files from my netbook onto my external hard drive. While copying, the complete OS froze and did not react for a considerable amount of time, so I decided to restart. ...
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1answer
77 views

Mac OS X - exFAT file modification time issue

I've encountered a weird issue with rsync (without -c, therefore involving rsync's "quick check" algorithm) copying already synchronized files over and over again to an exFAT formatted drive. The ...
0
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1answer
59 views

Unmount busy filesystem

I'm trying to unmount a backup filesystem that I don't need anymore. When I run the "umount" command, system says: umount: /backup: target is busy And following commands does not work and same ...
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2answers
89 views

What marks data as deleted - the hard drive or the filesystem?

Anyone with a cursory understanding of data recovery and sanitisation as it relates to hard drives is aware of the concept that data "permanently" deleted from within an operating system is not ...
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1answer
25 views

Which file system is better to be used on an external HDD? ExFAT or NTFS? [closed]

I have an older 500 GB external HDD which I want to format. Which FS is better if the HDD won't be used with anything else than Windows 10?
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1answer
6 views

Where is folder of temporary files from root in OpenBSD?

Ive Been using a Test Environment with OpenBSD, NetBeans and Wildfly on localhost with root User. After pulling some Maven dependencies ive got a full File System on / and Message that my temporary ...
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0answers
11 views

What is /storage/emulated/0/? [migrated]

Recently, I've figured out that if I delete files from /sdcard/Download it deletes files from /storage/emulated/0/Download. And if I add the files into /sdcard/Download it duplicates then in /storage/...
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0answers
42 views

Where's the location of the folder /Android/OBB using NoxPlayer

I'm trying to edit a file, in a folder of a mobile game i play. I downloadwd NoxPlayer on my PC . Where's the location of the folder /Android/OBB using NoxPlayer
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1answer
33 views

How to manually backup synology system files?

I built a synology with 6 HDD drives. The files are only synchronized with Google Cloud. (Basic EXT4) I am afraid that HDD will crash down and I'd need to rebuild the system files, as the hyper backup ...
0
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1answer
33 views

ISO-Image Format is used instead of others? [closed]

I have seen almost all operating systems and large sized files are in ISO format. why they choosen that format instead using any other formats like zip, rar, etc.
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2answers
59 views

Can't delete file named '…' [duplicate]

For some background, I'm on Windows 10 however with the files I'm going to talk about I've used them in shared folders with Ubuntu VMs before. In a folder on my machine, there is a file named '...' I ...
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1answer
16 views

Invisible directory names

When I do ls -l I get the picture below and I have no idea why. I know the names of the directories and I can cd to them no problem but can't see the actual names. How do I fix that?
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1answer
26 views

How can a file created date be in the past?

I have an installation where some of the files that are put onto the file system have Created timestamps in the past. I understand that it is possible to use API calls to modify the Created (and other)...
1
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1answer
22 views

How to access Changed file timestamp metadata

I understand NTFS file timestamp metadata includes the following: Created Accessed Modified This data is accessible in the Windows Explorer UI and elsewhere. However, I believe the timestamp ...
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1answer
21 views

Odd File system disk consumption

I know similar has been asked as I searched and tried to figure as it relates to my system. running Ubuntu 18 and other than some install for PostgreSQL, some recent security updates, etc... my file ...
0
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1answer
61 views

**GPO - How to block creation of folder and files in root directory in Windows 10

I would like to use a GPO setting to block users to create folders and files in the root directory in Windows 10. Searching on internet I found the setting Computer configuration -> Policies -> ...
5
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1answer
62 views

Why does du -b show a different result than stat?

I've recently ran into this problem: find /tmp/tmp33hn25wv -type f -exec stat --format='%s' {} + | awk '{s+=$1} END {print s}' 10420224 du -bs /tmp/tmp33hn25wv 12198004 /tmp/tmp33hn25wv Results ...
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2answers
108 views

Low Disk Space on “Filesystem root” error on openSUSE Leap 15

Problem Apparently I am running low on disk space on my root partition. At the time of installing my OS (openSUSE Leap 15 on a VM) I chose the default partitioning. Now I get the warning/error Low ...
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0answers
64 views

How does the btrfs nodatacow mount option affect the 3 disks in this scenario?

I'm running Arch Linux with BTRFS. This computer has 3 physical HDD's (and no RAID, etc.). I have a disk mounted at /, one at /cow and one at /nocow. Here is the fstab: # /etc/fstab # <file system&...
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2answers
136 views

Find Missing Numbers

I have a big list of files with names (videos) I managed to write all file names in a text file. Now I have a text file with a lot of file names (one episode per line) Now I need something that can ...
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0answers
54 views

ROBOCOPY /XO fails to detect one newer file

I am using the XO option and usually it works fine. However, I am now faced with a situation where one file in a particular folder that is stubbornly not copied over, even though the source file's ...
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2answers
96 views

How to merge two ext4 partitions, when there is an unallocated space between them?

I have two ext4 partitions: /dev/sda6 is the one on which I have my Ubuntu right now, /dev/sda5 is a recently created empty ext4 partition. How to merge them so the data will not be lost?
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0answers
25 views

How to keep file sets in sync via flash drive which contains the changes only?

How can the following be done? Let's say I have 2 computers, A & B. And each has a root folder, whose contents I want to keep in sync - via a USB flash drive. So, User A is making changes on ...
2
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1answer
56 views

What filesystem and backup strategy for a small-scale home server?

I am rebuilding a home server after my previous one failed (My Odroid C1 with 1GB RAM running Ubuntu 14.04 was just struggling with RAM and other things that made it hang; my mdadm-lvm RAID1 storage ...
0
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1answer
40 views

mkfs. any way to personalize the uuid generation?

Running mkfs.<type> [...] generates a File System and its UUID. any way to personalize it? In a fashion like "not generate UUID with numbers '4' and '5' or letters 'b' 'c' ".
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1answer
46 views

Does stripping 8dot3name entries on NTFS OS partition on Windows 10 on an m.2 SSD provide any noticeable benefit?

I've read about 8dot3name problem when there is a large number of files on a hard drive partition (>300'000 is the general rule of thumb, it seems) but all the sources are at least several years old ...
1
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1answer
92 views

Use Linux Mint to access files from "Windows Subsystem for Linux” written by Ubuntu

I have Windows installed on my C: drive, and I have Ubuntu/Bash in Windows.  I have a second partition with Linux Mint.  On Windows bash I tried to use fdisk -l to see what partitions there are, ...
3
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1answer
1k views

SD 64GB Ultra works fine but sometimes goes back in time literally [duplicate]

I have a Sandisk Ultra 64GB card which works fine.. I used it for a few months and it never had problems Short story: New files sometimes vanish. Deleted files sometimes reappear, and they also work ...
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1answer
76 views

SSH_FX_PERMISSION_DENIED in Sftp even the directory has 777 perms

I have an sftp server with a directory located into /share/data This directory belongs to the root user so I've granted all permission to the dir: chmod -R 777 /share But if I try to create a new ...
3
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1answer
39 views

Why is path with more root slashes valid?

In linux system, if you change directory into '//' you can browse the file system, while your root will be '//'. This does not happen with more slashes, more slashes produce original '/'. Possible ...
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1answer
50 views

How to remove a level in file structure in Windows 10

I have searched, and found some old questions and answers, but nothing has worked for me. I have drive with several TB of photos (avid amateur photographer for decades). The directory structure has ...
196
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3answers
34k views

On my Windows machine, I had a folder with a name of four dots that acted like some kind of rabbit hole - how did that happen?

The folder name was listed in File Explorer with just plain four dots ..... When I tried opening it, I came into some kind of endless rabbit hole loop where I opened the exact same folder again and ...
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0answers
53 views

SD card has 26gb large “file” [duplicate]

Windirstat shows a large unknown something of 26gb! I have a Samsung 128gb microsd in win10 oct update. I cannot see it in explorer. So I tried to run Ubuntu (from win store) and mounted the sd. $ ...
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0answers
90 views

Windows says I need to format FAT32 parition

I was recently trying to move some of my files on my USB drive (Kingston DT Elite G2) from NTFS ot FAT32 using a Linux Mint 19 system. What I did was: make a FAT32 partition copy some files from the ...
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0answers
53 views

Mount options ext4 overlayfs

Im on an embedded system (ARM-based) with kernel 4.4.19. The root fs is an overlayfs with two ext4 (lower = ro, upper = rw) Filesystems, both on emmc. The upper dir is mounted with noatime,data=...
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1answer
18 views

Stop any modification on the inodes tables

I have just deleted a file and I would like to recover it. I know that the first think to do is to stop any changes in with inodes. How do I do this?