0
votes
3answers
67 views

“Other” permissions on files

To my understanding, the last three character of file permission printed by ls command is about other user's file permission. If the other user"s" have separate file permissions to this file, what ...
8
votes
3answers
786 views

EXT3: If block size is 4K, why does ls -l show file sizes below that?

If you run ls -l on a file that contains one letter, it will list as 2B in size. If your file system is in 4k blocks, I thought it rounded files up to the block size? Is it because ls -l actually ...
3
votes
3answers
214 views

Why do ls and hexdump disagree about my file size?

I have a file I created (in vim), for testing purposes (testing UTF-8 output in an SSH client). Odd things, however, are happening to this file. I wondered what bytes were in the file, so I used ...
3
votes
1answer
55 views

Why aren't CD image files listed when mounted in current directory?

When mounting a disk image in the current directory using : sudo mount -o loop -t iso9660 wall.iso ./ Listing files in current directory only returns wall.iso . To view the actual files on the disk ...
3
votes
2answers
350 views

Why do . and .. have a file size of 4 kB and 12 kB, respectively? [duplicate]

As displayed by ls -al, for example: drwxr-xr-x 9 jb jb 4.0K Mar 8 18:05 ./ drwx------ 49 jb jb 12K Mar 17 14:15 ../ I assume this is the minimum amount of space required to store the inode's ...
6
votes
1answer
578 views

Why could the size of the “dot” file “.” exceed 4096?

Today I found an "empty" directory with a size of 4MB. It had no visible contents, so I tried ls -lah. This showed me some hidden files (not very large). Searching for the reason why the directory ...
1
vote
1answer
1k views

cannot 'ls' /mnt directory

I have a CentOS-6 machine that I'm working on that is running a live database. It's having a problem with the /mnt directory. I cannot ls the directory for some reason. stat is working and shows ...
6
votes
3answers
453 views

Bash autocomplete gives different file name than ls

An incredibly strange thing just happened. Through a serious typo, I entered cp filename.xsl .^?~ Yeah, that's right, dot-caret-questionmark-tilde! Truth is stranger than fiction. It gets weirder. ...
1
vote
1answer
330 views

wdfs mount problem

I'm running Fedora/Gnome 3.4.2 64bit and I'm trying to mount a webdav file system to work with. As root, I run the command #mkdir /mnt/webdav #wdfs https://www.webiste.com:port/directory ...
3
votes
2answers
2k views

file block size - difference between stat and ls

I've noticed that when I do a: ls -ls file It provides block count, say 8 blocks. When I do: stat file I notice that the block count is 16, twice the number given by ls. The block size on my ...
-1
votes
1answer
246 views

How can I tell when a file was modified?

I am running some simulation on a high performance computing cluster (HPC). When I check when the file was changed with ls -t I get the wrong result. I know this becouse I have run a small job that ...
13
votes
3answers
449 views

When does `ls -s` print “0”

Of course, the standard way of testing if a file is empty is with test -s FILE, but one of our clients have received a script containing tests like this: RETVAL=`ls -s ./log/cr_trig.log | awk '{print ...
9
votes
3answers
2k views

Why is sorting files by access time not working?

I tried to use command ls --time=atime it was working in one directory but wasn't working in another directory. I opened certain files in vim, evince and other applications but after the command file ...
7
votes
4answers
2k views

What is the “directory order” of files in a directory (used by `ls -U`)?

According to the man page for ls, ls -U means: do not sort; list entries in directory order. What does "directory order" mean, and how is it determined? The following test (executed on an ...
24
votes
1answer
2k views

Why does “ls *” take so much longer than “ls”?

I have a couple of files in a directory: $ ls | wc -l 9376 Can anybody explain why there is such a huge time difference in using ls * and ls? $ time ls > /dev/null real 0m0.118s user ...
2
votes
3answers
1k views

Really strange FAT32 file listing problem

I'm mounting a FAT32 drive on my NAS (which has a USB port), and hitting a strange issue when I use the ls command on the drive root: ls: cannot access ???²é?u.g: Input/output error ls: cannot ...