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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ESENT fails to determine the minimum I/O block size

I'm trying to get RavenDB running in embedded mode on a shared/multi-tenant webhost. RavenDB relies on the ESENT storage API. The filesystem on the hosting machines is locked down. The RavenDB ...
3
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2answers
153 views

can 'Percona MySQL Data Recovery' be used to recover dropped tables if the datadir filesystem is mounted as /

according to Percona: Unmount the filesystem or make it read-only if... You have filesystem corruption OR You have dropped tables in innodb_file_per_table format If I have innodb_file_per_table ...
3
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2answers
263 views

S3 based file system capable of requesting only part of file

I'm storing large datasets in s3, but on a given computer in my cluster, my program only needs to read a small subset of the data. I first tried s3fs, but it downlooads the entire file first, which ...
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2answers
283 views

A same file displays different time stamp and permissions between local file system and NFS

I created a nfs share entry mzhu@zeus:/share$ cat /etc/exports /share *(rw,async,insecure) From the local file system, execute 'ls -al' in /share. The output is mzhu@zeus:/share$ ls -al total 20 ...
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2answers
104 views

Is it a good idea to take onsite/offsite backups of server images?

Assuming a non-virtualized environment it a good idea to take actual images of servers (using something like Acronis True Image) and store them on\off site? Backing up data is great but I feel it ...
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2answers
219 views

Shared block device file system (cluster file system without networking)

Is there any file system that can be mounted multiple times and supports concurrent file access for Linux? Basically I want something like a cluster file system but without the need to have a running ...
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2answers
166 views

Filesystem access causes occasional slowdowns on Lenny vps with minimal load

I have a virtual server hosting multiple small sites in a LAMP environment. The system was originally a Debian 4, later dist-upgraded to Debian 5. It has 1GB dedicated and 1GB shared RAM and 20GB ...
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2answers
83 views

Application server experiencing filesystem problems

We have a Java Application server installed on our client's test server. Within application server, a number of threads access the filesystem in a number of ways. The application servers are started ...
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2answers
359 views

Backup strategy for millions of files in lots of directories

We have millions of files in lots of directories, for example: \00\00\00\00.txt \00\00\00\01.pdf \00\00\00\02.html ... so on \05\55\12\31.txt backing up these to tape is slow as backing up data in ...
0
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2answers
77 views

Program complains not enough disk space even if the disk space exists

I have an EXT3 partition mounted in ordered data mode. If a power failure occurs when a program is creating files on that partition, I see that space usage reported is normal and I don't see any ...
0
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2answers
99 views

Is there any way that my linux system can email me about any files created in home directory?

Is there any way / script so that whenever the new files gets created inside the /home directory then i get the notification email so that i know if some malicious user has uploaded something on my ...
0
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1answer
24 views

AVHDX internal format for use with TestDisk

I can't seem to find any info about this. What is a HyperV differential AVHDX file format internally like, for the purpose of forensic recovery? That is: Is it just straight blocks, like dd would ...
0
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1answer
97 views

Unable to mount fs, disk slice corrupted

please can someone help me with this issue. Now when i started sun server - it run on sunfire t100 and os od solaris 5.10, is display this: checking ufs filesystems /dev/rdsk/c0t0d0s7: BAD SUPERBLOCK ...
0
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1answer
58 views

Multiple lvms or one large lvm

Say you have a server that has two VGs (base and sys) and base is the standard partitions (root, var, etc.) and sys would be application specific partitions. I can't find any real documentation for ...
0
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1answer
72 views

Hardware Raid6 - Which FS and mountoptions + basic questions

I've got a new system (Ubuntu 14.04 on an SSD), including 2*Megaraid 9271-8i controller+cachecade & BBU connected to the backplanes of the case. Each controller has 8 WD RED 3TB (4096 Physical ...
0
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1answer
170 views

Is it possible to force a specific program to use virtual memory?

Let say I have 1GB RAM Ubuntu, I need to run both memcached and redis on the same machine The usage of memcached is quite heavy (e.g. 1K read per second) and redis is less heavy (but still 10 read ...
0
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1answer
619 views

s3fs “could not determine how to establish security credentials”

I'm trying to use s3fs to mount an S3 bucket on to a standard AWS Amazon Linux AMI (with all the necessary dependencies installed). However when following this tutorial when I run: s3fs mybucketname ...
0
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1answer
144 views

Storage Spaces: Will removing a used USB 3.0 retain the data in a 2-way mirror setup?

So I've just realized that the ReFS filesystem, although promising in a Storage Space solution, doesn't have certain NTFS features that I need. So I'm contemplating going back to NTFS. Problem is ...
0
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1answer
385 views

How to find out file path of file on a network share drive?

I am using a small .NET application which integrates a file into another application, however, I keep getting the following error in EventViewer (part of the .NET application): "The specified path, ...
0
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1answer
223 views

OpenBSD automatic filesystem check at reboot

I want my openbsd server to boot, no matter what and dont break with waiting for manual FSCKing. It's easy to do in linux, but in obsd it just doesnt want to be "auto". Last time I set the 6th,7th ...
0
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1answer
719 views

Some users unable to see files that others can see

I have a file server running on Windows Server 2008 R2 in our domain that houses files created by an application and then moved to a folder available as a share to some users here. Users who use this ...
0
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1answer
40 views

Can I repair a file system with fscheck while it's mounted?

On a openvz hostnode some vps didn't shut down properly. There is no separate partition for /vz, they run in root. When restarting a vps OR copying a big file vz-dump (ca. 28GB) from one folder to ...
0
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1answer
22 views

Process being kept open “some where”

I've got an instance of the following error. The file is an outlook .pst file the has become corrupt, I'd like to move the file to another location and run the inbox repair tool. I have shut down ...
0
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1answer
39 views

Determine filesystem type without partition table

I have an old 16GB SCSI hard drive with some important files I'd like to backup. The problem is cfdisk doesn't recognize the hard drive, it says the partition table is zero. Another problem is, I ...
0
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1answer
97 views

Fedora install in Virtualbox expands to fill drive

I recently completed a Fedora 19 install on an 8GB virtual drive in VirtualBox. For some reason though, it appears as though I have run out of space! Surely my 951MB Fedora .iso can't have expanded ...
0
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1answer
426 views

Cant remove linux ln hard links

I am using CentOS 6.3 and am logged in a root. When I create a hard link by doing this: ln /root.hdd /somedir/root.hdd That works fine, the inode shows the same between the two files and ...
0
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1answer
216 views

PXE server - ubuntu setting username/password later - is it possible?

so I am writing a program in mainly C/C++, though I think this question fits under server fault as it is related to the Linux distro Ubuntu. So what I am looking for is a way (possibly hackerish-way) ...
0
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1answer
171 views

Final move of data after synchronising folders

I am migrating six terabytes of data from legacy systems to new. The legacy data is stored in file vault application which retrieves files very slowly. Because of this it took six weeks to copy the ...
0
votes
1answer
132 views

Mounting ISO9660 File System in Windows 2008

I am booting Windows 2008 instances in an OpenStack environment. OpenStack can use a "config drive" to pass metadata information to the instances. This drive is formatted as a ISO9660 (or optionally ...
0
votes
1answer
128 views

Open File dialog shows a renamed folder

I recently renamed a directory in the "My Pictures" folder from "ghostAlbum" to "imageAlbum" Explorer shows what I would expect (the new folder) as does the command line "dir" command. Excel's and ...
0
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1answer
153 views

strange usb file system corruption

We have a few X7DBT Supermicro motherboards that is using a Kingston DataTraveler 102 USB Flash Drive as a boot drive. The customer had 10 systems and they say that the site had a power failure. Once ...
0
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1answer
28 views

SQL Server plus small files

I have a MSSQL server, 3 volumes, that runs some processes that seem to take way too long. One of these processes reads in a zip file, then writes to a database based on what's in the zip file.... for ...
0
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1answer
873 views

What cause high CPU usage on the server during file upload

When I try to upload a huge file size (approx 2GB), the server cpu usage goes really high. What should I do to fix this? I just use standard html form and php, for file upload. I'm sorry if I post ...
0
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1answer
778 views

PureFTPd - is it possible to limit file access for virtual users?

I have a website for a little group of people, where each of them can login using their username and password. Since we'd like to share some files, I am looking for a FTP server, which would allow ...
0
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1answer
542 views

Does uwsgi workers share a common memory ? [ With Nginx ]

I have configured my Nginx with Django uwsgi. When the django server starts, it reads a 5MB file from the hard-disk. Now, Without Nginx with Django default server python manage.py runserver => Runs ...
0
votes
1answer
546 views

No init found. Try passing init= bootarg. ( linux fedora 14 - rackspace )

I have a server on Rackspace. It was working just fine. But this morning I found that it wasn't working, after a hard reboot (suggested by a rackspace chat support guy). I found that it was giving ...
0
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1answer
366 views

/dev/root not found at the time of booting Cent OS 5.7

Initially I got the error /dev/root not found while booting Cent OS 5.7. I knew the issue at it was because of wrong entry in /etc/fstab which was /dev/VolGroup00/LogVol00 / ext3 defaults 1 1 Here ...
0
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1answer
202 views

IIS 7, ASP.NET security nightmares

For no apparent reason that I know of, my ASP.NET website on my local development server (IIS 7) started returning Error Code 500 - Internal server error. After granting the user "Users ...
0
votes
1answer
642 views

ext2 file system and Solaris 10

I have Solaris 10 installed on computer and I have USB flash drive with ext2fs partition. I want to mount flash drive and do this: 1) Download FSWpart and FSWfsmisc packages 2) Install: root~#gzcat ...
0
votes
1answer
466 views

File corruption issue AIX jFS2

I have an application which is doing a lot of file operations.Its doing a lots of file read and write operations(lot of small files). We have found that some of the files are getting mixed up ...
0
votes
1answer
155 views

How do I export my web-host's (VPS) filesystem to an image to load locally in a VM?

I'm a dev new to sysadmin, armed with root access to a linux box. I want to practice a bit on the configuration in a local virtual machine. What setup would I need to do this? My current idea is: ...
0
votes
1answer
45 views

Deliver files from a web server from outside the web app

Is there anyway to server a file from a web server through the web, that is not within the web application. I am using Tomcat and a Java servlets based application.
0
votes
1answer
110 views

What privilege level is required on a Windows client workstation on an ActiveDomain to break file locks?

I'm not sure if I should be asking this here or on StackOverflow, but here goes: I'm part of a team maintaining a document management application, and I'm trying to figure out Windows file locking ...
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votes
1answer
176 views

XPEnology - Filesystem

I've looked all over but I can't seem to find a straight answer. I have 4 NTFS drives with data on them - are these compatible with a fresh install of XPEnology? The aim is to obviously share the ...
-1
votes
1answer
104 views

FreeBSD and tunefs(8): minfree option

The minimum free space threshold in FreeBSD is 8% which I think is too high. In a 1 TB Hard Drive, 80 GB of space is unusable. I need some more space in my hard drive. I want to reduce this ...
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1answer
622 views

Impossible to read / delete some files

How can I fix a message like this (read after a dmesg command)? EXT4-fs error (device hdb1): ext4_lookup: deleted inode referenced: 119197 EXT4-fs error (device hdb1): ext4_free_inode: bit already ...
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1answer
557 views

limit filesystem cache size for specific files under linux

I have a directory with many files with high access rate. And I need to reduce the cache pressure of this specific directory to prevent other files (like my home directory files) from the pushing out ...
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votes
1answer
549 views

iSCSI filesystem creation on Linux - Best Practices - Large Volumes - Many Files?

We recently purchased HP Lefthand 4500 G2 24TB box and also a DL380 G7 server. I'm running Centos 6.2 (RHEL 6.2). The Lefthand box consist of 12 2TB HD's configured in RAID6. That gives me about ...
-1
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1answer
46 views

File system that mounts a set of exchangeable media as single file system and handles media changes transparently

I'd like to build a DVD library (probably later to become a tape library) with a home-built robot that moves media between a store area (i.e. the 'shelves' where the physical DVDs are kept) and the ...
-1
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1answer
194 views

Is there a way to run OpenVZ on a filesystem that doesn't need to fsck?

I'm running OpenVZ, and occasionally need to power cycle my host. Of course, it has to fsck every time it comes back up (ext4) Is there a way to run OpenVZ on a filesystem that doesn't have to fsck in ...