|
|
Sponsored Content
Top Forums
Shell Programming and Scripting
Creating a pipe using parent and child processes
Post 302416822 by alister on Tuesday 27th of April 2010 10:03:54 PM
04-27-2010
|
|
10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
I don't follow what these are...
this is what my text says...
"When a process is started, a duplicate of that process is created. This new process is called the child and the process that created it is called the parent. The child process then replaces the copy for the code the parent... (1 Reply)
Discussion started by: xyyz
1 Replies
2. UNIX for Dummies Questions & Answers
Hello all,
I have gone through the search and looked at posting about idle users and killing processes. Here is my question I would like to kill an idle user ( which I can do) but how can I asure that all of his process is also killed whit out tracing his inital start PID. I have tried this on a... (4 Replies)
Discussion started by: larry
4 Replies
3. Shell Programming and Scripting
Hello.
I have a global function name func1() that I am sourcing in from script A. I call the function from script B. Is there a way to find out which script called func1() dynamically so that the func1() can report it in the event there are errors?
Thanks (2 Replies)
Discussion started by: yoi2hot4ya
2 Replies
4. UNIX for Advanced & Expert Users
Hi
I am trying to see if there are some options in ps command or if there is a shell script which basically shows you all the processes spawned by a parent process , then all the processes of its child processes and so on down the hierarchy may be like a tree structure. It might be a generic... (6 Replies)
Discussion started by: clifford
6 Replies
5. UNIX for Dummies Questions & Answers
Consider this simple command line
bash -c 'echo $$ ; sleep 10000'This will print the newly created bash PID and sleep for a long time.
If I go to another terminal and do something like
ps -flax | grep leepI'll see something like
501 92418 91910 0 0:00.00 ttys000 0:00.00 bash -c echo $$... (5 Replies)
Discussion started by: teras
5 Replies
6. Homework & Coursework Questions
1. The problem statement, all variables and given/known data:
I need to make an program that in a loop creates one parent and five children with fork(). The problem i'm trying to solve is how to delete the parent and child of the childīs process.
2. Relevant commands, code, scripts,... (0 Replies)
Discussion started by: WhiteFace
0 Replies
7. Programming
Hi friends,
I have a small question regarding unix system call fork, I hope you will solve my problem. Here is the small program
$ cat fork1.c
#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
int main()
{
int pid;
int x = 0;
x = x + 1;
pid = fork();
if(pid < 0)
{... (2 Replies)
Discussion started by: gabam
2 Replies
8. Shell Programming and Scripting
Hi everyone
i am very new to linux , working on bash shell.
I am trying to solve the given problem
1. Create a process and then create children using fork
2. Check the Status of the application for successful running.
3. Kill all the process(threads) except parent and first child... (2 Replies)
Discussion started by: vizz_k
2 Replies
9. Shell Programming and Scripting
I am trying to kill PIDs that are tied to a KSH "load_sqlplus" and I am using the below code
LIST_PID=`ps -ef | grep -i "load_sqlplus" | grep -v grep | awk '{print $2}'`
if ; then
echo "Processes killed" "PID : " $LIST_PID
kill -9 $LIST_PID
else
echo "Nothing to Kill"
fi... (4 Replies)
Discussion started by: venky338
4 Replies
10. UNIX for Dummies Questions & Answers
does anyone know how to check in an 'if' statement if a particular directory is a child directory of a particular directory?
help ~ (2 Replies)
Discussion started by: ymc1g11
2 Replies