10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
What I would like to do is read each line in the atdinfile:
A sample atdinfile would look like this:
651
652
653
654
655
656
657
658
659
660
661
664
665
666
667
668 (5 Replies)
Discussion started by: woodson2
5 Replies
2. Shell Programming and Scripting
Hi,
I want to access files from different directories (for example: /home/dir1/file1 , /home/dir2/file2 ...) Like this i have to access these files(file1, file2...). (3 Replies)
Discussion started by: bangarukannan
3 Replies
3. UNIX for Dummies Questions & Answers
hi all,
i want to know y kernel is giving access for multiple users to access a file when one user may be the owner is executing that file. Because other user can manipulate that file when the other user is executing that file, it will give the unexpected result to owner . plz help me... (1 Reply)
Discussion started by: jimmyuk
1 Replies
4. UNIX for Dummies Questions & Answers
What is the difference between a file descriptor and a semaphore?
My basic understanding is:
- a file descriptor is a small positive integer that the system uses instead of the file name to identify an open file or socket.
- a semaphore is a variable with a value that indicates the... (1 Reply)
Discussion started by: Mr_Webster
1 Replies
5. UNIX for Dummies Questions & Answers
hello,
I have written a script named listall.sh with the following codes init.
#!/bin/bash
PATH="/proj/cmon/$1"
echo $PATH
if ; then
echo "Usage: $0 ***"
exit 1
else
ls -l $PATH/*.sc
fi
Here there are 3 subdirectories (namely - src, data and jobs)under /proj/cmon, so... (2 Replies)
Discussion started by: shyjuezy
2 Replies
6. Programming
I am in a Systems programming class this semester, and our current project is to write a program utilizing sockets and fork. For the project, I decided to make my own instant messaging program. I have the code completed, but I have a problem that keeps old clients from communicating with new... (3 Replies)
Discussion started by: gstlouis
3 Replies
7. UNIX for Dummies Questions & Answers
i m trying to learn processes in unix and i've been reading this but i don't quite get it. its regarding file descriptors. : each is a part of file pointers, they point to another area. indexes into an Operating system maintained table called "file descriptor table". one table per process. may... (3 Replies)
Discussion started by: a25khan
3 Replies
8. UNIX for Advanced & Expert Users
Hello all,
A few questions on file descriptors ...
scenario : Sun Ultra 30 with Sun OS 5.5.1 , E250 with Solaris 2.6
In one of my servers, the file descriptor status from the soft limit and hard limits are 64 and 1024 respectively for root user.
Is the soft limit (64) represents the... (3 Replies)
Discussion started by: shibz
3 Replies
9. Programming
Hi,
I have written a daemon process, to perform certain operations in the background.
For this I have to close, the open file descriptors,
Does anybody know how to find out the number of open file descriptors ?
Thanks in Advance,
Sheetal (2 Replies)
Discussion started by: s_chordia
2 Replies
10. UNIX for Dummies Questions & Answers
Hi
I need to access files from a specific folder of a Linux system from an another Linux System Remotely.
I know how to, Export a folder on One SCO System & can access the same by using Import via., NFS in the Sco Unix SVR4 System using the scoadmin utility.
Also, I know to use mount -t ... (2 Replies)
Discussion started by: S.Vishwanath
2 Replies
ETSF_IO(1) User Commands ETSF_IO(1)
NAME
etsf_io - manual page for etsf_io
SYNOPSIS
etsf_io [-h | -a action] [[-i file]...] [[-f flag]...]
DESCRIPTION
[-o file] [arguments]
Handle ETSF files, see --action option.
-h --help : show this little help.
-a --action value : give the action to perform.
Possible action may be: * 'merge' to gather several files that have been splitted.
* 'content' to get the name of specifications the file matches.
* 'check' to check the validity of the file against specifications.
-o --output-file file : give the path to the output ETSF file.
-i --input-file file : give the path for an input file. This option can be used one or several times.
-l --list : when action is check, it give the list of available flags.q
-f --flag value : give a flag name (get valid names from -l option).
Examples:
Merge three files, etsf_io -a merge -i file1.nc -i file2.nc -i file3.nc -o output.nc
Get the contents of file test.nc, etsf_io -a content test.nc
Get the list of flags for validity checks, etsf_io -a check -l
Checks with two flags, etsf_io -a check -f flag1 -f flag2 test.nc
SEE ALSO
The full documentation for etsf_io is maintained as a Texinfo manual. If the info and etsf_io programs are properly installed at your
site, the command
info etsf_io
should give you access to the complete manual.
etsf_io November 2011 ETSF_IO(1)