3
votes
3answers
145 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
287 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 ...
5
votes
1answer
453 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
915 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
420 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
312 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
225 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
423 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 ...
8
votes
3answers
1k 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 ...
6
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
1k 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 ...