11-28-2006
9 More Discussions You Might Find Interesting
1. Solaris
Hi
Let say a flat file contains 1000 lines. The cursor is at the 530 line number.
Now I like to delete all the line at one ahot. how it can be done? (2 Replies)
Discussion started by: surjyap
2 Replies
2. Shell Programming and Scripting
Hii,
Please suggest me how can i only remove the contents of the file without deleting it. (3 Replies)
Discussion started by: namishtiwari
3 Replies
3. UNIX for Dummies Questions & Answers
Hi ALL,
Can anyone help me out.
I have unix file, I need to delete the contents of the file. Can any one let me know the command to do this.
The file has to be there, but the contents should be deleted.
thanks
Manas (6 Replies)
Discussion started by: manas6
6 Replies
4. Shell Programming and Scripting
Hi,
I have two files, in which the second file has exactly the same contents of the first file with some additional records. Now, if I want to remove those matching lines from file2 and print only the extra contents which the first file does not have, I could use the below unsophisticated... (3 Replies)
Discussion started by: royalibrahim
3 Replies
5. Shell Programming and Scripting
So, this issue is driving me nuts! I was hoping to get a lending hand here...
I have 2 files:
file1.txt contains:
this is example1
this is example2
this is example3
this is example4
this is example5
file2.txt contains:
example3
example5
Basically, I need a script or command to... (4 Replies)
Discussion started by: bashshadow1979
4 Replies
6. UNIX for Dummies Questions & Answers
Hello every body,
Kindly support me to "copy a file without remove the contents of the target file"
Thanks in advance. :)
Ahmed Amer
Cairo,Egypt (2 Replies)
Discussion started by: ahmedamer12
2 Replies
7. Shell Programming and Scripting
Hi,
I have a script which will use an input.txt file as an input file.
I am providing data to this input file in the script and once the script is executed, I want to clear all the contents of this file as during the second time use of this script, I'll be appending the data in this input... (5 Replies)
Discussion started by: pat_pramod
5 Replies
8. Shell Programming and Scripting
I am trying to use the two files shown below to either remove or rename contents in one of those files. If in file1.txt $5 matches $5 of file2.txt and the value in $1 of file1.txt is not "No Match" then that value is substituted for all values in $5 and $1 of file2.txt. If however in $1 ... (5 Replies)
Discussion started by: cmccabe
5 Replies
9. Shell Programming and Scripting
hello Friend,
In hostgroup file, i have define lots of hostgroups. I need to remove few of them without manually editing file. Need script or syntax.
I want to search particular on hostgroup_members and delete hostgoup defination of it.
for example.
define hostgroup{
hostgroup_name... (8 Replies)
Discussion started by: ghpradeep
8 Replies
LEARN ABOUT MOJAVE
syscallbysysc.d
syscallbysysc.d(1m) USER COMMANDS syscallbysysc.d(1m)
NAME
syscallbysysc.d - syscalls by syscall. Uses DTrace.
SYNOPSIS
syscallbysysc.d
DESCRIPTION
syscallbysysc.d is a DTrace OneLiner to a report of the number of each type of system call made.
This is useful to identify which system call is the most common.
Docs/oneliners.txt and Docs/Examples/oneliners_examples.txt in the DTraceToolkit contain this as a oneliner that can be cut-n-paste to run.
Since this uses DTrace, only users with root privileges can run this command.
EXAMPLES
This samples until Ctrl-C is hit.
# syscallbysysc.d
FIELDS
first field
This is the system call type. Most have man pages in section 2.
second field
This is the count, the number of occurrances for this system call.
DOCUMENTATION
See the DTraceToolkit for further documentation under the Docs directory. The DTraceToolkit docs may include full worked examples with ver-
bose descriptions explaining the output.
EXIT
syscallbysysc.d will sample until Ctrl-C is hit.
AUTHOR
Brendan Gregg [Sydney, Australia]
SEE ALSO
procsystime(1M), dtrace(1M), truss(1)
version 1.00 May 15, 2005 syscallbysysc.d(1m)