Questions tagged [filesystems]

A file system (or filesystem) is a means to organize data expected to be retained after a program terminates by providing procedures to store, retrieve and update data, as well as manage the available space on the device(s) which contain it.

Filter by
Sorted by
Tagged with
0 votes
1 answer
20 views

Can't fix error: "The file name(s) would be too long for the destination folder"

I'm trying to enable long paths on Windows Server 2019, but can't make it work. I've tried both the usual solutions: Using GPEDIT and enabling long paths at Local Computer Policy > Computer ...
idkwut2du's user avatar
1 vote
0 answers
122 views

Deleting file in ceph does not free up disk space

Ceph version: 16.2.13 (pacific) (I know that pacific is deprecated but the whole environment is legacy (like centos 7.3). I am not authorized to upgrade as well.) The cluster has 6 servers (22 osds, ...
SimpleProgrammer's user avatar
0 votes
0 answers
28 views

Is traversing a Linux filesystem faster as root [migrated]

When traversing a filesystem with large numbers of files, is it quicker to do so as root compared to any other user? For example, if there are several million files under /data, and /data is owned by ...
squidpickles's user avatar
1 vote
0 answers
53 views

Write out stale data from ext4 fs, once a disk has become available again

This is about an ext4 filesystem on a logical volume managed with LVM on a LUKS encryption on a hardware RAID. The operating system is a generic Ubuntu 22.04 LTS. The RAID unfortunately failed ...
Kai Petzke's user avatar
0 votes
0 answers
36 views

What issues with LongPathsEnabled have you seen?

We have a number of reporting websites that our agency publishes both internally to our organization as well as to the public facing web. Most of the time, we neither control the names nor the folder ...
Tangurena's user avatar
  • 326
0 votes
1 answer
48 views

Windows filesystem access permissions: how to grant permission to AD users in local Windows groups

Need help granting permissions to a local Windows group for a folder on an NTFS drive on a Windows Server 2019 server joined to an AD domain. I have successfully configured that for a domain group, ...
mathias barresi's user avatar
0 votes
1 answer
143 views

How to remove a file with weird characters in the name if find doesn't work?

I have a file which has some Unicode characters in its name that are not even shown properly in the console and are not properly processed by the find utility. I need to ideally rename, but if that's ...
Sergey Kudriavtsev's user avatar
0 votes
0 answers
72 views

ZFS still writes to HDDs vdev while dataset is configure to store special for Docker

I'm facing a strange behaviour when using Docker together with ZFS. I have one pool with 2x10TB HDDs as mirror vdev and 2x250GB NVMEs as mirror for special vdev (to store metadata and datasets with ...
Leandro Loureiro's user avatar
0 votes
2 answers
164 views

how to get the used space (size in bytes) of a directory in a ceph file system

I have a ceph cluster quincy 17.2.7 I wonder if ceph has some tools to quickly get the the used space (size in bytes) of a directory in a ceph file system. I know one can get that using du -hs /fs/dir-...
gmaggi's user avatar
  • 1
4 votes
0 answers
87 views

Data Replication Approaches for Hot Standby Architecture

I'm relatively new to the world of storage & filesystems (please forgive me if I'm not using the correct language), and I'm currently researching ways to achieve a hot standby configuration -- i.e....
Pacopenguin's user avatar
1 vote
1 answer
546 views

Enable BTRFS in kernel (running Rocky Linux 9.2)

I am trying to read an encrypted filesystem pulled from a Fedora 38 installation on Rocky Linux 9.2. When I plug the SSD in, it shows the following error: I suppose that this means (1) the default ...
Lucky's user avatar
  • 113
-1 votes
3 answers
116 views

Monitor web server directories for changed / new files

TL;DR: Is there an easy why to monitor directories for new/changed/deleted files? Details: A simple WordPress website on a virtual server got hacked. Nothing too serious. No important project / data ...
Andrei Herford's user avatar
1 vote
0 answers
122 views

Domain-joined clients local Administrators group lost Domain Admins member: recovery possible?

On a number of Windows 10 clients joined to a Windows Server 2022 domain and after some serious GPO-related mishandling, the local administrators group contains only the (inactive) administrator. Is ...
carmik's user avatar
  • 163
2 votes
1 answer
82 views

Azure NFS migration from on prem NFS

Context: We are working on a data migration project involving the synchronization of data between an on-premises NFS filesystem and an Azure NFS-based file share. The goal is to ensure a seamless ...
green's user avatar
  • 21
0 votes
0 answers
60 views

High latency when using FUSE to pass through to tmpfs + swap

I'm creating a shim layer over an in-memory file system (tmpfs) so that I can intercept the file system commands and do extra processing (the end goal is to replicate the writes over the network for ...
davidchuyaya's user avatar
0 votes
0 answers
85 views

On linux filesystem becoming RO, how to reliably reboot?

When the main Linux partition becomes ro for some reason (errors), I am trying to use cron job to check and reboot (so that fsck can run and attempt a fix), but I see that even the cron may not run! ...
Ani's user avatar
  • 32
1 vote
3 answers
629 views

LVM: Creation difference between CentOS 7 and CentOS 6

I have CentOS 6 & 7 server and am creating 512 MB logical volumes: CentOS 7: sudo lvcreate -v -n lvname -L 512M rootvg && sudo mkfs.xfs -L "lvname" /dev/mapper/rootvg-lvnamee ...
JKC's user avatar
  • 31
0 votes
1 answer
41 views

ocfs2_dlmfs file system not found while running tunefs.ocf2s command

While running the following tunefs command to enable the discontig-bg file system feature: tunefs.ocfs2 --fs-features=discontig-bg /dev/drbd0 I receive the following error: tunefs.ocfs2: ocfs2_dlmfs ...
no-preserve-root's user avatar
0 votes
0 answers
61 views

Is there any cli to detect directory changes between bash script runs?

For example I have this command generate-and-deploy-new-version ./site-directory and I want to run it only if content of the ./site-directory was changed. if checkchanges "./site-directory" ...
ais's user avatar
  • 101
0 votes
1 answer
28 views

Mounting local and S3 storage to the same folder location?

Using Oracle Linux 8, I have a /usr/local/caplogs/logs folder which has logs from my services written to it constantly. I have S3 storage, which I have attached to /usr/local/caplogs/logarchive using ...
Disparity's user avatar
0 votes
0 answers
223 views

EXT4-fs error (device md0) in ext4_free_inode:357: Filesystem failed CRC

After setting up Raid1 Mirror on DNS server, now I am planning to go for a Debian upgrade from 10 to 11. I was able to update the source.list file and perform apt update but when i do apt full-upgrade ...
codelearner1029's user avatar
0 votes
0 answers
75 views

arch linux laptop not recognizing partitions or filesystems on internal windows SDA drive

I bought a laptop with windows 11 and installed arch linux on it. The laptop has 3 internal 500GB SSDs. Two of them are in a RAID configuration to make a single 1TB partition which Windows came ...
alvyn720's user avatar
0 votes
0 answers
57 views

How to mount glusterfs based san lun on another server and mount with ext4/xfs filesystem

I have one glusterfs based filesystem san lun with some data assigned to linux server and want to access that data on that server. What are the possible ways to recover that data? Tried to mount it ...
Sachin Kadam's user avatar
1 vote
1 answer
39 views

Storing each file on separate physical drives for a single file volume

I am working with a bunch of really large files (>100 GB). As we often process multiple large files in parallel (e.g. 10-12), we think that it might be advantageous to have each file be stored on ...
KT8's user avatar
  • 13
0 votes
1 answer
172 views

Is /proc/mounts file depracated?

I have been reading at several places that we should no longer refer to /proc/mounts and instead it is better to rely on /proc/self/mountinfo file. For example, see this question: /proc/self/mountinfo ...
codego123's user avatar
0 votes
0 answers
27 views

File System Private download method not Writeable -Drupal

Giving File System error that it is not writeable or folder does not exist on Production Env Drupal version - 9.5.9 Server we are using Amazon Linux2 I have added line in setting.php $settings['...
Anisha Shaikh's user avatar
0 votes
1 answer
102 views

What is the simplest way to set up shared/clustered read-write filesystem across servers?

What is the simplest way to set up shared/clustered read-write POSIX-compliant filesystem across servers where performance is not a major concern? Suppose I have two Linux servers S1 and S2 and an ...
otujuhxv's user avatar
0 votes
0 answers
144 views

How can I restore lost data after executing the xfs_repair command to forcibly clear log files to restore the file system?

I already know how to do xfs meta data backup. To repair the xfs file system, only the xfs_repair -L lv command is available. I will move the abnormal Inodes to the lost+found directory after I want ...
cw w's user avatar
  • 1
1 vote
0 answers
315 views

Ubuntu/Apache: /tmp files unexpectedly removed

I'm losing files in /tmp on current Ubuntu (22.04.2), possibly related to virtualisation. Any insights appreciated. This is not a normal cleanup; the file is lost immediately. I have two systems: a ...
EML's user avatar
  • 460
0 votes
0 answers
76 views

Kickstart %ksappend Filepath

I'm trying to modularize my kickstart file; in particular, I'd like the %pre section to live in a separate file brought in using the %ksappend statement. However, this consistently fails with the ...
SixDegrees's user avatar
0 votes
2 answers
72 views

What's the difference between /dev/dsk and /dev/sda?

I was researching about block devices and character devices. I found an article that mentions how block devices are assigned as /dev/sd[a-z]. But then I read a different article that mentions how ...
itsmarziparzi's user avatar
1 vote
2 answers
2k views

how to delete a xfs file system from logical volume (lvm2), to achieve the goal being this logical volume without any file system?

I have LVM RedHat 8 intall and there's one Volume Group there. Fri May 19 [michal@Ora2 ~]$ sudo vgdisplay --- Volume group --- VG Name ol System ID Format lvm2 ...
michal roesler's user avatar
1 vote
2 answers
81 views

Delete folders asynchronously

I have a large file system in which I have to delete certain directories from time to time. Currently I have a script which amongst other things, deletes a folder and subsequently generates an email ...
loris's user avatar
  • 242
0 votes
1 answer
100 views

How are files routed through the network when using a copy command with UNC paths as the source and destination?

Given a command like robocopy "\\UNC1" "\\UNC2" /E /MT:128 /R:0 /W:0 executed from a workstation. Do files move like this or more like
d12's user avatar
  • 103
2 votes
1 answer
217 views

Discrepancy in file usage after rsync

I copied files from an exFAT filesystem to an ext4 filesystem: sudo rsync -avz /media/user/1TB-SD-EX/ -e ssh example.com:/data/pc/sd1tb After successful run I check source and destination size with ...
NeDark's user avatar
  • 463
0 votes
1 answer
171 views

Storing 100 million files in the same "directory" under S3-compatible storage?

I have > 100 million image files (book covers) as a flat list of files under a single "directory": /images/000000093e7d1825b346e9fc01387c7e449e1ed7 /images/...
BenMorel's user avatar
  • 4,607
0 votes
0 answers
3k views

/dev/md0 - wrong fs type, bad option, bad superblock on /dev/md0, missing codepage or helper program, or other error

I recently had issues with a raid filesystem I created and had some bad luck. I started creating a raid0 one one disk with the intent to expend it afterwards. I had data on two drives and had only one ...
noje89's user avatar
  • 1
0 votes
0 answers
182 views

deleted files doesn't free up space on nfs volume

I would like to hear your suggestion on why space is not released after files deletion. Jira application uses nfs volume as shared jira home. 12 gb indexes snapshot is created per hour (oldest one is ...
y47999's user avatar
  • 1
0 votes
0 answers
162 views

RHEL + what could be the reason that FSTYPE not defined from lablk , in spite filesystem was created on disk in the past

I want to share the following very strange behavior , that for me it's not make sense but its a a fact on our production RHEL 7.2 server disks are VMDK from df -h we can see the following: sdb ...
King David's user avatar
0 votes
0 answers
73 views

Borg asking for key file when upgrading unencrypted repository

Evening, So i have an unencrypted borg backup repository which im trying to upgrade. The problem is, when running the borg backup command borg replies with "no key file found for repository"....
celluks's user avatar
0 votes
0 answers
122 views

Windows Images created with dd cannot be restored

I used a live USB Linux system to create images of Windows Installations (Win 8 and 10) on hard drives like this: dd if=/dev/sdb bs=64k conv=noerror, sync | gzip -c > /dev/sdc1/win.img.gz However,...
curious_weather's user avatar
0 votes
1 answer
157 views

Linux file system(s) with ACID guarantees? [closed]

What could I do, to obtain a Linux file system, with the same guarantees as ACID guarantees for databases? It seems file systems haven’t advanced to this point that I had assumed would be industry ...
user avatar
0 votes
1 answer
417 views

Copied data to LVM-Thin pool by mistake

I'm here today because of a big mistake that I have made. I created an LVM-Thin data pool (and not on a LVM-Thin LV) on my Proxmox server and (don't ask why) ran a mkfs.ext4 on the pool then mounted ...
Hidd's user avatar
  • 3
1 vote
2 answers
466 views

Expanding XFS file system from another device?

I have two virtual devices on a fedora system. Both are in a raid 5 configuration. No LVM is in place. The system it’s self is installed on one of the devices. That same device is also the one with ...
LCaraway's user avatar
  • 113
0 votes
1 answer
433 views

Permission for Users group successfully modified via code, but change is not reflected in Security tab for the Users group

I have C# code (at the end) which: Creates a file Prints the current ACL Gives the builtin users group "write permissions" to the previously created file Prints the current modified ACL ...
Legenda's user avatar
  • 89
0 votes
1 answer
148 views

Creating a ramdisk with lvmvdo persistent across reboot?

I am trying to create a persistent ramdisk with lvmvdo with the below unit file but it does not seem to work.I have not added the --type vdo option to the lvcreate command yet ( this is for RHEL9 ) [...
munish's user avatar
  • 151
0 votes
1 answer
31 views

how can i increase OS FS on CentOS?

we have CentOS server installed on 83GB FS size while the OS disk size is 480gb how can we increase the FS to use the whole disk (sda, 480gb)? [root@server ~]# df -kh Filesystem Size ...
noamsh88's user avatar
0 votes
0 answers
199 views

LVM Resize Failing

Summary I'm attempting to extend partition with LVM on it and its failing... All Googles and Bings have failed so unsure where the issue lies. Here is what's happened so far. This is a virtual server ...
unDrac's user avatar
  • 1
1 vote
1 answer
125 views

Is there any Linux mechanism to emergency-flush filesystem buffers on power loss?

A common "gotcha" with computers can happen when power gets cut to the computer without warning. Because the system loses power suddenly, it doesn't have a chance to flush cached filesystem ...
Jeremy Friesner's user avatar
2 votes
1 answer
1k views

How do I figure out what is filling up my AWS EC2 file system? [duplicate]

Elastic Beanstalk is telling me that my root file system is 96% full. When I SSH into the EC2 instance and run df, I can see that my root file system is 7.95GB/8GB used: Filesystem 1K-blocks ...
Chris.B's user avatar
  • 421

1
2 3 4 5
40