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.

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26 views

Home Drive location Multiple Drives or One [on hold]

A company I am working for wants to segregate their home drive locations in aims to increase performance and I believe they are also taking backups into factor as well. Currently the drive is on a ...
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1answer
14 views

Where to create an AF_LOCAL/AF_UNIX socket file when not allowed to write in /var/run?

FSH says that socket and pid files should go to /var/run However, for security purpose, only root can creates file and subdirectories in this location. A common solution is creating a subdirectory ...
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1answer
28 views

“cannot open shared object file: Input/output error” - for everything

pacman: error while loading shared libraries: libarchive.so.13: cannot open shared object file: Input/output error Almost every command responds with something like this, each with a different shared ...
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29 views

What's the best way to organize all of our company files and folders? Please advise [closed]

I'd love some guidance on what others have found to be the best way to organize all of our company files and folders.(Project files, department files, training material, product documentation, ...
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11 views

Mounting a remote filesystem using v9fs (client) and u9fs(server) does not give me write permissions

I am trying to mount a 9p filesystem on a linux client machine running v9fs as the 9p client with the following command sudo mount -t 9p -o ...
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1answer
47 views

Error: No space left on device when starting/stopping services only

I know there are multiple questions like this already, but none of their answers applies to my problem. So I tried to upgrade from Debian 7.7 to Debian 8.1. Every works fine, but certain operations ...
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21 views

Disable file cache for mount point

I ran into a bug similar to this one: https://access.redhat.com/solutions/22717 So my solution was to check for \0 Bytes and reread the file. Problem here is, that the wrong file, which includes the ...
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8 views

Proxmox-Server: Extremely high load during deletion-task of old backups

I'm using Proxmox to get some VPS. In Proxmox I set up some backup-tasks which are running fine. BUT: The backups are stored in big files (each backup has round about 300GB) so I can not store more ...
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28 views

How to prevent users from creating long paths

Long file paths cause real problems when need to move/copy or delete large amount of data that the path is 350 character long (max character allowed by Windows is 256) I was wondering if anyone knows ...
0
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1answer
72 views

Create file system on multipath volume

I'm completely new to linux admin and file system. Recently we acquired an HP MSA P2000 san. I've setup the disk into a vdisk and created 3 volumes on it. On Centos 7, I've also setup the multipath ...
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15 views

How to get the size of a folder included offline blocks

I have a Quantum Stornext LTO tape managed file system. When I make a "list -lsa" if I get "0" at beginning of lime it means file size is "12403039808" but size on disk is "0": 0 -rw-r--r-- 1 60001 ...
0
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2answers
35 views

Creative way to shrink a live ext4 filesystem from cloud provider?

When buying droplets, as DigitalOcean calls their cloud VM's, they are always configured with one large ext4 partition. I have an app that needs an LVM partition, so I need a creative way to shrink ...
1
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0answers
55 views

What is a fast, efficient method for threading rsync

I have a single root directory (on a NAS) that I need to backup to another server. The hierarchy of the directory is several layers deep and a majority of the data is composed of extremely large ...
0
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0answers
19 views

Not recognizing path to credentials on fstab

I'm trying to mount a remote filesystem with fstab, and using a credentials file to load the username and password, but for some reason I get this error message when I try to use # mount -a: mount ...
0
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1answer
22 views

Gluster FS. Rebuild replicated volume

I am playing with GlusterFS. And now I am curious how to fully rebuild replicated volume. So I`ve created 1 replicated volume from server1 and server2 nodes: root@server1:~# gluster volume create ...
0
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1answer
39 views

Windows Server 2008 R2 Slow File Copy

I recently installed Windows Standard Server 2008 R2 with SP1 on an HP Proliant ML350 G5. This server has Sql Server 2008 Express with a few very small databases, and acts as a file and print share ...
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38 views

Save cache folder on seperate partition with superfast filesystem?

I'm reading about disks, partitions, filesystems, recovery. I have a lack of knowledge about them. To learn things I mentally model abstract situations. So, imagine... I have the ubuntu server with ...
0
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1answer
21 views

How to use an .lnx file on RedHat

I have an .lnx file that I need to use on the RedHat distribution. Any idea how to run / install it? I tryed to make it executable and jut call it but this doesn't work. Thank you.
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14 views

Restore shows tape volume error

I have used the below command to take dump on my RHEL server: /sbin/dump -0uz -f /data0101/backup_labeir1/labeir1_150622_123050_^apps.dmp /apps The dump is successful, but when I do a restore using ...
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1answer
15 views

Filezilla transfer file name colon replace

I have transferred a massive amount of files by filezilla. But a few scattered files are pending being transferred. They had failed since my filezilla server is on windows and filezilla client is on ...
0
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1answer
23 views

Linux: Mount a remote disk stored on a custom storage

We have a non-standard storage (FS) on which we have flat disk images stored. We need to extract data from this raw image on a different host. The word "extraction" here means that I want to copy ...
1
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1answer
68 views

How can I directly read data from a file in Linux without using the filesystem cache?

I have shared storage which is mounted (read-only) on SERVER1, and mounted (read-write) on SERVER2. SERVER2 is writing data to a file. SERVER1 is reading data from that file. The file poling is ...
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0answers
48 views

How to repair multiply-claimed blocks?

I get a lot of the following logs in dmesg: [26159.277230] EXT4-fs error (device sdb1): ext4_iget:3875: inode #394497188: comm mv: bad extended attribute block 22794025699896 [26219.914802] EXT4-fs ...
2
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1answer
24 views

Look through folder capability on Windows and Linux [closed]

I want to create a user playpen solution that is comprised of a look through pattern. Each user would have his own folder that he can see and write to. This folder will contain his/her personal files ...
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1answer
47 views

Challenges of dealing with large disks/partitions

Currently doing research on creating a new file server. Server will be Linux based (CentOS 7) and will need to have around 8 TB of available space. Samba will be used to share the files. I am trying ...
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2answers
140 views

Optimize Linux file system for reading ~500M small files

We're seeing performance problems on a file system that contains ~500 M files that are relatively small (typically tens of kb) and ~150 K directories. Files access is predominantly reads and writes ...
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34 views

How much usable space will a 2TB+2TB+3TB+3TB btrfs filesystem have with data in RAID-1 mode?

I have a pair of 3TB drives in a btrfs filesystem, and I wish to expand this filesystem by adding two more 2TB drives, using the btrfs device add command. Data in the current filesystem is mirrored in ...
0
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1answer
50 views

How to list all files of a partition on linux?

I am running out of disk on my rhel box. I am trying to find all files in /dev/sda2. Do we have a command which can give all files (ideally, with size) in filesystem /dev/sda2? /dev/sda2 31297508 ...
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1answer
39 views

what happens if a file is modified while it is being copied over the network?

A bit of background... We run Redis on several EC2 machines running the Amazon Linux distro (seems to be based on Centos to me) and currently utilize both the RDB and AOF backups. These files are ...
1
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1answer
34 views

What distributed FS, with small files read / write workload perform better?

I have 2 machines sharing storage via iscsi (multipath), soon we add another one, this machines are Web app servers that read small files on shared storage ( < 256kB), and write them back. so we ...
1
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1answer
42 views

Recovering data from a drive

I have a server that was running Centos 6. It's been humming along for a few years and I have been backing up data off it on regular basis. All of sudden, and after a reboot, it came up in read-only ...
0
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1answer
109 views

OpenZFS on OSX filesystem dataset performance issue

tl;dr - My ZFS RAIDZ2 array reads at 7.5+ GB/s and writes at 2.0+ GB/s when I specify a bs=128K or greater with dd. OS X is assuming 1K (as per stat -f %k .) and all my is ~300MB/s; dd gives the same ...
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1answer
30 views

CorrectFilePaths (or alternative) for Server 2008

I have a server with Windows Server 2008 R2 installed, and a third party application that handles all our business transactions. The problem is, we're running out of space, and the root folder for the ...
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1answer
33 views

Is it ok to mkfs and mount the whole disk without partitionate

[root@VM_xxx_centos ~]# df Filesystem 1K-blocks Used Available Use% Mounted on /dev/vda1 8255928 7068948 767604 91% / /dev/vdb 516061624 5966928 483880296 2% /data2 As you ...
2
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1answer
85 views

Strange filename encoding

I have a strange issue regarding a filename. Summary of the situation is: [username@xxx tmp]$ ll -rw-r--r--. 1 xxx xxx 42694 8. Jun 19:56 12287_KKL_Messegerät_EF_30.1.pdf -rw-r--r--. 1 xxx xxx 42694 ...
0
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1answer
19 views

Make folder writable by multiple users via ACL

Is it possible to set the rights of a folder and all its files in such a way that multiple defined users can add, modify and remove files within? I was hoping to be able to do that via ACLs and I got ...
0
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1answer
32 views

Mounting Single San Drive on Multiple Hosts

I'm not sure exactly how to ask this, but here goes. We have a san. Within the san, we have the ability to connect a single volume to multiple systems as a raw disk. The Servers themselves would see ...
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2answers
35 views

All the dates and time for files in a folder in windows [closed]

In windows file explorer, I would like to go through all the subfolders in a folder and identify all the files in those folders and sort them by latest date and time. I am trying to figure out when ...
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1answer
37 views

BackupPC set blackout on alternate days [closed]

At the moment my schedule settings look like this. How can I only backup to only run on Mondays(1) and Wednesdays(3)? What I want to do is alternate between two BackupPC instances so one would ...
1
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1answer
45 views

Why does /sys/fs/ext4/vda1 exist when /dev/vda1 is ext3?

I'm trying to tune my filesystem for some operations I have to do involving huge numbers of files. Then I got confused about what FS I'm even using. tune2fs -l /dev/vda1 contains: Filesystem magic ...
2
votes
1answer
120 views

Creating the exact size FS on xfs

I got a few hundred folders that I need to migrate to a new server. I've been asked to create a xfs FS for each individual folder. Ran a du so I know the exact size of each folder and specified block ...
0
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0answers
14 views

VZFS partition UUID

On a virtual system I have VZFS file system. It is /dev/vzfs. I need to find partition UUID but commands does not work (blkid); also /dev/disk device does not exist. How can I find this partition ...
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0answers
116 views

Circular directory structure

I'm having an issue with a circular directory structure warning produced by du and find on my CentOS servers. I have two FreeNAS servers exporting several datasets via NFS which are mounted on the ...
2
votes
1answer
42 views

How can I warn users about their quotas only once?

I have a number of accounts on a Linux server that have filesystem quotas. I would like to email people only once for each of the following circumstances: The person goes over quota. The person's ...
1
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1answer
115 views

File Lock on Windows Server

I have a shared excel file stored on a server that continually results in "This file is locked by "another user". Do you want to open as read-only?". This is on a Windows 2003 R2 Server and has had ...
0
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2answers
20 views

Posix map fs path to syspath

Is there a safe way to map a filesystem path to a /sys/block/ node. For instance on my system (Ubuntu) my / path is mounted from /dev/disk/by-uuid/7f6a93a7-1e63-48a3-a7e3-b336a2f9dbf7 which is a ...
1
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0answers
46 views

Alternative to ReiserFS for storing many small files in one block?

I know that ReiserFS is able to store multiple small files in a single block, and at one time was recommended for use with s3backer because of that feature, as fewer blocks to store on S3 mean lower ...
1
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1answer
62 views

Why is my loop device size 0?

Why is my loop device not 600G in size? $ fallocate --length 600G sysvol $ sudo losetup --find sysvol $ sudo losetup --all /dev/loop0: [0831]:13 (/.../sysvol) $ sudo losetup --set-capacity ...
5
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1answer
113 views

Getting Error: “No space left on device” for a particular filename

I have a ext4 volume with lot of files inside a particular directory. Whenever I am trying to create a file inside it of a particular name, I am getting "No space left on device" error. $ touch ...
1
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1answer
384 views

How to script parted to resize partition on running root filesystem?

I have a VM template that I use for building other VMs using virt-clone / KVM. The VM template is 4GB to save space. The storage for VMs that I build from this are on iSCSI targets or LVM volumes ...