A filesystem is a method of storing and organizing computer files and their data.
4
votes
4answers
73 views
Tool to compare files on one disk with registry information on another?
Been a long time since I got very far under the hood in Unix so I'm probably not even using proper terminology when I say 'registry,' but here's the situation.
I have a disk thats dying. Lots of i/o ...
1
vote
2answers
213 views
ext3 root filesystems goes read-only with aborted journal even after repairs
Short version: ext3 root filesystem on rackspace (xen) VM detects aborted journal on boot and mounts read-only. I've attempted to repair this from a rescue environment with tune2fs and e2fsck as ...
0
votes
2answers
72 views
Unknown btrfs error, partition won't mount
unix friends,
a day or so ago my btrfs partition just stopped working, which means i can't mount it anymore which is why my Fedora Linux doesn't boot anymore. I don't really have much information, ...
6
votes
1answer
241 views
Stacked filesystems with write-back
I need to setup a system where a laptop and a desktop computers coexist.
The idea is, I bring the laptop into the network and the laptop syncs the /home directory( with some exceptions) with the ...
5
votes
1answer
373 views
Immutable bit on AIX?
Under Linux I can:
chattr +i SOMEFILE
so that even root can't modify the SOMEFILE. Are there any similar solutions for AIX?
3
votes
1answer
1k views
What options are there for tuning Linux file system caching?
What various types of caching are possible in the ext3 file system and how can their values be changed using system calls or other methods? I don't want to use commands or tools.
2
votes
1answer
161 views
Sphinx Search shutting down after `FATAL: accept() failed: Too many open files`
I'm running Sphinx Search Server V2.06 ( the latest stable release ) on an Amazon EC2 with Linux CentOS. In general it is running fine, but the searchd.log is showing this error over and over with ...
1
vote
1answer
117 views
What parts of the filesystem to tmpfs/squashfs/sparseimage for USB live system
I want to create a live system on a USB key / SDCard with Linux Mint 14 (KDE or Debian Edition) that stores data persistently. The USB key needs to have at least one fat32 partition. As storage for ...
1
vote
1answer
67 views
zfs one pool error
I have zpool with name zroot
and zroot has 4 pool
when electricity down system reboots and than i saw some error with 1 pool:
Solaris: Warning: can`t open object for zroot/var/crash
log_sysevent: ...
0
votes
1answer
20 views
Files replaced with Finder on Mac creating a copy on Samba's .recycle
Scenario:
Ad Agency with Samba Server and multiple Mac users, 0 Windows users.
vfs objects = recycle
recycle:keeptree = yes
recycle:repository = /storage/files/.recycle/%U
Workflow:
Before start ...
0
votes
1answer
103 views
System crashes during boot while mounting /lib/init/rw
After a nasty crash, my system keeps crashing during boot. After a little bit of investigation I have discovered that it crashes executing the following function (in /lib/inin/mount_functions):
...
4
votes
0answers
202 views
Preventing access blocking while external HDD spins up?
I have an old laptop where I installed Debian along with a samba server which I am using to share read-write access to 4 external hard drives, which I use to stream my media from.
All works fine, ...
2
votes
0answers
17 views
Redis-like temporary filesystem
Is there temporary file system (or ramdisk) that behaves like redis/memcache?
so if there is not enough memory, i will dump to disk, when the computer restarted, it could read back from disk
2
votes
0answers
78 views
Why does my Pandaboard boot partition need to be vfat, and the rootfs need to be ext3 or ext4?
While booting Android on a Pandaboard, I am partitioning the SD card into two partitions, boot and root. They contain different filesystems. Why does the boot partition need to be vfat, while the ...
2
votes
0answers
81 views
Can a FAT32 and NTFS file system exist without UUID?
I have an USB disk drive partioned with 2 FAT32 partitions, which is not getting detected in the embedded device, but gets detected in a Fedora system.
Basically in the udev rules, I am not able to ...
2
votes
0answers
226 views
Can /mnt/hgfs/'shared folder' be used as apache root?
I have an Ubuntu Server (12.04) running on my development machine. It is in a VM. I have succeeded with the task of setting up Apache2, MySQL, and PHP. I can access the server from my host browser ...
2
votes
0answers
48 views
What are the differences between the current Linux kernel and the Unix SVR4 kernel in terms of device drivers+i/o and virtual files systems?
Yes I realize that Linux supports many more file systems and recognizes more devices than Unix SVR4. I'm interested in what the differences are in the abstraction on top of an actual file system, or ...
2
votes
0answers
2k views
Mounting a multi-partition (GPT/HFS+) USB 2.0 harddrive on Debian
I have a 3TB USB 2.0 hard-drive which has two HFS+ (Mac) partitions using GUID partition table for the partition records. It was partitioned with Mac OS Disk Utility. How can I mount these partitions ...
1
vote
0answers
65 views
Are there any discussions about proposing a new filesystem hierarchy standard?
Are there any current discussions about switch to a different standard directory hierarchy for Linux? The only thing I currently know of is GoboLinux, which looks quite outdated.
1
vote
0answers
47 views
unionfs filesystem
I recently learned about unionfs and aufs and would like to put it to some real use. The scenario I have in mind is the following. Boot a machine with ubuntu on it which will serve as our base. Make ...
1
vote
0answers
57 views
/dev/shm/ecryptfs-$USER-Private keeps climbing in Kubuntu 12.10 Install
I'm having a problem with an installation of Kubuntu 12.10 with an encrypted home directory. I've been trying to figure it out for several weeks. For transparency, I'll note here that I posted this ...
1
vote
0answers
54 views
How can I delete data from in a hexdump file from one offset to another?
I've created a disk image which was zeroed, formatted to ext4 file system, and then had several various files copied to it.
I'm trying to extract these files using a combination of xxd and dd, but ...
1
vote
0answers
668 views
How to set up ZFS with ZIL and L2ARC SSD?
I have been considering bcache and flashcache.
However my friend suggested me something called ZFS. In fact it says that formating disk with ZFS can actually do the exact same thing without kernel ...
1
vote
0answers
94 views
Directly convert Archbang live on a USB drive to one such with persistent file-system
I have installed Archbang 2012.12.03 from ISO image on my USB drive,
now I have a USB drive with a live Linux installed on it
but at end of every session and rebooting system I faced with
a fresh ...
1
vote
0answers
84 views
Negative hdd usage. Available is larger than fullsize
Having issues with space accounting of lvm volume. 23G is available. But the full size of the partition is 20G. (So, it shows "-4.1G used" 0_O)
> df -h
Filesystem Size Used Avail Use% ...
1
vote
0answers
178 views
Unable to access Linux share from a Windows machine with NT_STATUS_BAD_NETWORK_NAME error
On the Linux machine I changed the smb.conf like this:
[john]
path = /root/john/downloads
available = yes
valid users = john
read only = no
browsable = yes
public = yes
writable = yes
The path ...
1
vote
0answers
82 views
memtester runs faster after couple of runs
I am using this test tool : http://pyropus.ca/software/memtester/
And I noticed that first 3 iterations take 4 hours but 30 iterations take only 12 hours. I was hoping that 30 iterations will take 40 ...
1
vote
0answers
191 views
How can I determine how directories/filesystems have been mounted?
I have access to a VM which on a different network at work using NIS. (Debian by the way)
This VM has about 10 extra /directories in / when I log in. They do not exist on that VM alone, they are ...
1
vote
0answers
46 views
How to access storage device related events with Zeitgeist?
I am trying to get my mind around Zeitgeist, using the Python DBus API.
To get the latest accessed files and application is not so hard, here is what I do:
#! /usr/bin/env python
from ...
1
vote
0answers
147 views
Connected external HDD slows down system
I need to connect large external hard disks (with many many files) to a system running Ubuntu. I have no idea how the Linux kernel is treating the inodes for the external drives, but attaching huge ...
1
vote
0answers
785 views
/etc/fstab is mounting rw filesystem as read-only
A partition of my internal hard drive (not the root partition) I want to mount automatically on boot. I've been using /etc/fstab to mount my external backup drive automatically read-only, so this is ...
0
votes
0answers
11 views
Query an overlayfs
I'm looking for a way to query a mounted overlay filesystem [overlayfs] in order to check it's upper and lower dir but till now I didn' find any suitable command.
Please , someone in the list know is ...
0
votes
0answers
30 views
Fixing ssd card filesystem
While transferring media, my sansa was disconnected due to cable issue, and now I cannot remove the broken folders from the ssd card in windows. Format did not work, so I've decided to solve it quite ...
0
votes
0answers
97 views
How to force drop all partitions and erase disk from terminal?
My question is in fact related to OS X, however I'm using Linux tools to resolve my problem.
I'm trying to delete all the partitions on my SSD drive and create new GUID (HFS+) partition table. Native ...
0
votes
0answers
50 views
Span a directory on an SD card and an attached USB stick
Can I span a folder on the SD card on my Raspberry Pi with a folder on an attached USB device?
I'd like to basically extend the size of a directory by using an attached USB memory stick.
I'm running ...
0
votes
0answers
95 views
Log4j File Location
I have a Webapp running on an Amazon EC2 Linux AMI. I've been trying to configure my Log4J file for logging but haven't been able to figure out where the logs are getting created.
This is my log4j ...
0
votes
0answers
33 views
Guake : Opening a new guake tab in current directory
I am using Linux Mint Maya with Mate desktop environment and ubuntu 12.04 backend .
I was trying to open a new tab at the current directory using guake.
Though this option is in the preference but ...
0
votes
0answers
136 views
grub-install from the grub2 shell
I am trying to follow this answer but keep getting stuck with the following errors:
me@greenlane:~$ sudo grub-install --boot-directory=/boot /dev/sdc
/usr/sbin/grub-bios-setup: warning: File system ...
0
votes
0answers
75 views
Creating a Virtual filesystem to boot linux
I am trying to boot the linux kernel (bzImage) in QEMU but have had issues. After asking on U&L I found out that my problem was that I was booting the kernel without a filesystem to boot from. So ...
0
votes
0answers
93 views
Real copy to Android device
When i copy files to the Android phone, they are copied to some cache, but they aren't written. I don't like it, because i don't know what is done.
I've tried these methods:
copying via thunar file ...
