Tagged Questions
A filesystem is a method of storing and organizing computer files and their data.
0
votes
1answer
24 views
Diagnosing JFS corruption on SD cards
We use an embedded system that boots off an SD card using JFS. We image these SD cards using DD to produce large numbers of SD cards. What we have seen is that a number of these cards enter a read ...
1
vote
2answers
23 views
Copying linux install from non-RAID/x86 to RAID/x86-64
I'm copying an Ubuntu Server install from an x86 machine with a single hard disk
to a new machine with x64 and two identical disks. Two partitions will span
the new disks: One small-ish RAID1 for ...
3
votes
1answer
27 views
Warnings about read-only filesystems while installing a solaris package
I have a solaris machine that I am trying to install Perl 5.12 as well as gcc and make to get CPAN working. I downloaded the packages from sun freeware, and was able to install gcc. When I tried to ...
7
votes
2answers
76 views
How can I determine the fs type of my current working directory?
I need a platform-independent and lightweight way of detecting the mount type of my CWD. Specifically, I need to determine if my CWD is in an SSHFS, NFS, CIFS, SMB, or local block store mount.
I need ...
5
votes
2answers
189 views
/dev/sda2 has gone 49710 days without being checked, check forced
Why the shell show "/dev/sda2 has gone 49710 days without being checked, check forced." at centos start and then reboot?
......
/dev/sda2: Superblock last mount time is in the future. FIXED.
...
2
votes
2answers
55 views
A command to check file access permission for another user
I need to know how to check the effective file access permission for a given user since it takes long to do this manually starting from the / up to the the target file or directory, checking group, ...
1
vote
1answer
77 views
Is the file table in the filesystem or in memory?
In the context of operating system control tables, does the term "file tables" refer to a data structure that is part of the filesystem, or that is in main memory (and in which case I assume it would ...
7
votes
5answers
174 views
Which application should I blame for compulsively creating a directory again and again?
There's an application on my system which keeps creating an empty ~/Desktop directory again and again. I can't stand capital letters in my home, nor I can stand this “desktop” thingy. So, as picky as ...
4
votes
1answer
46 views
What is the proper way of sharing the /usr subdirectory?
What parts of the /usr subdirectory are usually shared in common practice without introducing any system instabilities? My intent is to share share-able parts of the /usr subdirectory among VM's of ...
8
votes
2answers
164 views
How can I find the number of files on a filesystem?
I want to know how many files I have on my filesystem. I know I can do something like this:
find / -type f | wc -l
This seems highly inefficient. What I'd really like is to do is find the total ...
1
vote
1answer
33 views
Resize LV's in a LUKS encrypted VG - Ubuntu 11.04
I wanted to resize the FS on a machine but i ran into problems:
Purpose: the LV of /home is too big, the LV of / is too small (they're on 1 VG.) - I need to put 10 GByte from /home to /!!
Problem: ...
2
votes
2answers
90 views
Did `sudo init 6` cause my file system to be corrupted?
I was developing some code and had open qtcreator (software development IDE), gnome-terminal, and possibly firefox. I needed to restart to test something. So i restarted using sudo init 6. When my ...
1
vote
1answer
14 views
“Short read block” error trying to boot RHEL
I changed my network configurations from static IP to DHCP and removed the DNS entry, etc.
Then I rebooted the computer, but am now unable to boot, I get an error message along the lines of "short ...
8
votes
5answers
320 views
Why do hard links exist?
I know what hard links are, but why would I use them? What is the utility of a hard link?
2
votes
2answers
71 views
How to determine what filesystem a directory exists on?
I have an NFS share which is shared across about two other machines. I recently realized that one of the servers isn't sharing the directory and is keeping files all for itself. Is there a way to see ...
