A filesystem is a way to organize and store computer files with their data.
1
vote
2answers
18 views
Lock a user with his home folder
Is there any way of making a user only able to see and modificate his home folder? I am currently on arch linux.
Just explaining a little better, the user would not be able to see /etc or any other ...
0
votes
0answers
15 views
Favorite/Best file manager [on hold]
I always feel, that graphical file managers are not a very effective tool.
Orthodox file managers have I tried out, but I don't know if they are a real improvement. What kind of file managers would ...
0
votes
0answers
26 views
How to move space from 1 file system to another?
I am currently using Virtualbox to run this server where my current disk space is:
$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/ol-root 50G 44G ...
-1
votes
1answer
29 views
How to copy files that are very large
I would like to copy files which are nearly 50GB and 75GB of each to external drive. Please suggest best and fastest way to do that.
0
votes
1answer
22 views
The file system type of my home partition is 'swsuspend'. Is this recoverable?
Here's how this happened:
I've got separate root, home, boot and swap partitions for my Arch Linux installation. Today I booted from a USB stick and mounted my root, boot and home partitions to ...
1
vote
1answer
47 views
What characters are valid to use in filenames? [duplicate]
I seems like it is possible to create filenames in unix with just about any valid character.
touch \; &&
touch \\ &&
touch \" &&
touch $'\n' &&
touch $'\t' &&
...
1
vote
2answers
13 views
What's the advantage of locale archives over locale files spread out in directories?
I am quite curious about why locale-archive files are preferred in many Linux distros and what and to which extent its advantage over compiled files for each locale would be.
1
vote
0answers
23 views
sysv and unknown partition table?
We have disk about 1985, It has a Unix.But we didn't know type of Unix.I did the following step :
dd if=/dev/sdc of./all_of_disk.iso #sdc is the given disk
Then :
hexdump -C all_of_disk.iso > ...
8
votes
3answers
486 views
how to check the format of a filesystem
I would like to check, in a bash script, on what filesystem type a directory is.
The idea is something like
if [path] is on a [filesystem] filesystem then
filesystem specific command
end if
0
votes
0answers
12 views
Does converting raw dd-image to VDI touch the filesystem?
I have a raw dd-image of a harddrive from a Mac, and I need to extract the files from it.
The problem is that the filesystem (HFS+) is corrupt, and from what I've been able to google is that it's ...
0
votes
1answer
27 views
Root file system vs partition's file system
Based on the first paragraph from linfo as quoted below, one can conclude that root file system is actually the partition's file system where Linux is installed.
The root filesystem is the ...
0
votes
1answer
24 views
Is it safe to move partitions like that?
I have SSD with installed both Windows 8.1 and Ubuntu 14.04. Windows has it's own UEFI starting partition and Linux has Legacy BIOS one. I would like to completely scratch Windows installation from ...
1
vote
1answer
29 views
What does [0x200000401:0x4:0x0] for a file ID signify
I tried to get the id(descriptor) of the file using the DFID which is defined as #define DFID "["DFID_NOBRACE"]" in lustre and got the output as [0x200000401:0x4:0x0]. So what does the fields ...
0
votes
1answer
15 views
xenix (sysv) file system doesn't support since kernel 2.1.21
xenix filesystem equvalent sysv filesystem, man mount says:
Note that,cohorent, sysv and xenix are equvalent and that xenix amd cohorent will be removed at some point in future use sysv instead.
...
0
votes
1answer
49 views
What software is responsible to check permission of files to give access or not to users?
I want to verify that is it the responsibility of file system?
0
votes
1answer
39 views
How can I convert a disk from ext4 to ext2?
I have Ubuntu with a root volume using ext4.
I need to downgrade it so that it is using ext2.
Is there a way to do that?
0
votes
2answers
23 views
Partition's file system, VFS and root file system
It's clear to me regarding the partition's file system and VFS but not for the root file system.
Let's say I have a disk with 3 partitions which are swap, installation and home. Each partition ...
1
vote
2answers
19 views
wicd does not work on read-only file system
My root filesystem is mounted read-only.
I have installed wicd, but it fails to work with following error:
IOError: [Errno 30] Read-only file system: '/etc/wicd/manager-settings.conf'
It seems, ...
1
vote
0answers
31 views
What happens to directory entry when a file is renamed
What exactly happens to the directory entry when a file is renamed?
Is it that the entry of the oldfile is flushed and the newfile is replaced at it's place or a completely new entry is made at the ...
1
vote
1answer
22 views
Striping a directory in lustre
What exactly happens when a directory is stripped in lustre?
As far as I know if a directory is striped then whatever are the striping parameters set for the directory same are applied to the files ...
1
vote
3answers
59 views
What is the reasoning/design choice behind the unix/linux file system structure?
I've recently switched from using windows and I'll now be running linux on my computer. In windows there's the program files folder. Most of a programs files go into its own folder there which to me ...
23
votes
5answers
682 views
What are the alternatives to the FHS?
Please don't crucify me for asking this question. :)
I'm a long time Linux user for over 15 years but one thing I hate with a passion is the mandated directory structure. I don't like that /usr/bin ...
0
votes
0answers
13 views
fs_usage: a part of stdout is missing.. Where did it go?
I'm using
$ fs_usage -f diskio
to spy on processus when I hear my hard drive spinning for no reason, so that I know who is working so hard..
Here is one sample line:
16:14:13.785568 ...
1
vote
0answers
35 views
How do I find out hard disk model and serial number in amazon machine?
when check in local machine /proc/scsi/scsi file it contains
Attached devices:
Host: scsi0 Channel: 00 Id: 00 Lun: 00
Vendor: ATA Model: ST3160215AS Rev: 3.AA
Type: Direct-Access ...
1
vote
1answer
24 views
How to increase the size of a vfat file system to exactly the size of the containing partition?
This is a further question after this one.
I google for it, but most of the search results are about how to grow the partition and the file system at the same time.
I think this question is simpler ...
0
votes
2answers
45 views
File System that is order sensitive [closed]
Is there a file system that is unix compatible that is order sensitive?
For example the following 2 directory structures would be different.
a
b
c
and
a
c
b
0
votes
0answers
16 views
Modify /dev/zero Output Minix [duplicate]
I am trying to modify the /dev/zero block file so that it returns a character "Z" for example instead of zero. I tried opening /dev/zero thinking I would be able to see the code and modify it. To my ...
-1
votes
2answers
26 views
Is there a variant of the “cp -a” command that avoids copying from other filesystems?
Let's say I have a directory /data/something with the following subdirs:
/data/something/iowa
/data/something/wyoming
/data/something/burkinafaso
/data/something/slovenia
All four subdirs have ...
0
votes
0answers
42 views
To fix “Read-only File system” issue when SSH access to IP Camera
Currently I have a IP Camera, which allows the SSH access as root user.
The build-in Shell is BusyBox 1.19.3 (but guess not relevant to this issue). There are a few directories, such as /bin, /root, ...
0
votes
0answers
18 views
after extension of partition grub says unknown file system
I have a vServer with Debian Wheezy running, yesterday I wanted to extend the partition but after the reboot grub2 says
error: unknow filesystem.
Entergin rescue mode...
grub rescue>
Here I am in ...
-1
votes
1answer
37 views
Why readdir() only reads 32K of directory entries at a time?
readdir() only reads 32K of directory entries at a time.
Why does it read only 32K entries? Is it dependent on buffer or any other parameters?
Can I change that value so that I can read as many ...
0
votes
2answers
18 views
is VFS a module?
While studying VFS, this question popped into my head.
Is it okay to think of VFS as a module?
The reason why I thought like that is because VFS has the characteristic of simplifying actual file ...
1
vote
3answers
33 views
Having a host with ZFS system, how to make it available to other hosts on local network?
Having a Linux (RHEL 6) host with ZFS system, how to make it available to other hosts on local network (over LAN or InfiniBand if possible)?
what shall be done to ZFS pool to make it sharable?
how ...
3
votes
1answer
31 views
Using File Date/Time as Metadata: Reliable?
Background: I have groups of files in their own directory which I merge into one file in order of their filename. I call them t1.txt, t2.txt, t3.txt... I merge them in order of the integer.
...
1
vote
0answers
17 views
Which filesystem information are considered to be userspace relevant? [closed]
These filesystems normaly allow to store/retrieve information via files (hierarcical) by way of the kernel - having a module/driver for the filesystem - making the data stored in the filesystem ...
0
votes
3answers
25 views
How to influence the inode number, e.g. at fs restore?
Files in *nix filesystems almost ever have an associated inode number. In most cases users seem not to deal very much with those inode numbers, as they use filenames (i.e. a hierarchical ...
0
votes
0answers
13 views
Granular control of rwx permissions on NTFS partition
I am running a Ubuntu-Windows dual boot setup, and I have a third NTFS partition for my shared data (documents, music, downloads, etc). I currently mount the partition using /etc/fstab like so:
...
1
vote
1answer
37 views
Live Linux and FAT32
I'm looking for a Linux distribution that will run (uncompressed) on a FAT16/32/NTFS partition, preferably on an external USB drive. I've come across Slax and Porteus as well as a few others but they ...
2
votes
1answer
57 views
How to take snapshot of an ext4 filesystem
Is there any way we can take a snapshot of an ext4 filesystem so that we can revert back to it later?
1
vote
1answer
34 views
Should I use hardlinks for my “sites-enabled” folder instead of softlinks?
Every article I find about web servers suggest creating a sites-available and sites-enabled directory within apache/nginx/etc. Then, using symbolic (soft) links, create a link from the available to ...
0
votes
1answer
20 views
How to use tune2fs?
I want to adjust the time interval between ext2, ext3 and ext4 filesystem checks to 180 days?
I know that I have to use tune2fs -i 180 but I am not sure about the arguments
0
votes
0answers
14 views
3 TB ext4 partition performance issue
I have deployed Centos 6.6 VM based on vSphere ESXi 5.5, it consists of 2 VMDK (virtual disks):
1st vmdk is for System / with 25 GB
second vmdk /var is a 3TB / ext4
underlying storage is RAID 5 ...
4
votes
1answer
39 views
Reason for change in ctime when the file content is modified
I understand that ctime changes when the file metadata or the file content is changed and mtime on file content modification.
I would like to know the reason for updating ctime when the content of ...
0
votes
0answers
25 views
How to create several directories in linux using full character set?
I would like to create several thousand directories on ubuntu per command line.
Using mkdir {000..999} does create 1.000 directories name 001, 002 etc.
How do I create directories using the entire ...
1
vote
1answer
57 views
Problem mounting disk
[root@localhost ~]# fdisk -l
Disk /dev/xvdb: 2147.5 GB, 2147483648000 bytes
255 heads, 63 sectors/track, 261083 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size ...
2
votes
1answer
45 views
remounting FS with read write rights
Looking for the read only file system:
grep "\sro[\s,]" /proc/mounts
/dev/disk/by-uuid/2c04d594-b11d-4b02-b1b3-3d9f0b66b73c / ext3 ro,relatime,errors=remount-ro,barrier=1,data=ordered 0 0
So the / ...
2
votes
0answers
29 views
Why is my raid5 always resyncing ? (device names no persistent?)
I have a Intel RST software raid on ubuntu 14.04 with mdadm:
(4 x 6TB drives in Raid 5, created with device names /dev
sudo mdadm -C /dev/md/imsm /dev/sda /dev/sdb /dev/sdh /dev/sdi -n 4 -e imsm
sudo ...
2
votes
0answers
61 views
Disk i/o latency using /proc/vmstat file
How do i calculate Disk read and write latency in Linux?
Is it possible to do the calculation using /proc file system?
I am used iostat and vmstat command. But i do not understand how the ...
1
vote
1answer
10 views
Only move folders not existing in target directory
I am looking for a way to move folders that are not already present in the target directory on my linux server.
Example:
Target directory
folder1
folder2
folder3
folder4
Source directory
folder1
...
18
votes
6answers
3k views
How to safely turn off swap permanently? (on Debian Jessie)
I fresh installed Debian Jessie with default partitioning on an SSD drive. My current disk partitions look like this:
As I have 16GB RAM, I think I don't need swap. On Windows, I had it turned off ...
