10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello all,
I tried to parralise my treatments but after a while 'ps -ef' display all child process <defunct> (zombie)
Parent bash script to process all files (>100000) in directory:
for filename in /Data/*.txt; do
./child_pprocess.sh $filename &
done
exit(0)I understand that the... (1 Reply)
Discussion started by: namnetes
1 Replies
2. Programming
I'm having a hard time figuring out how to manage deallocation of memory in multithreaded environments. Specifically what I'm having a hard time with is using a lock to protect a structure, but when it's time to free the structure, you have to unlock the lock to destroy the lock itself. Which will... (5 Replies)
Discussion started by: gngrwzrd
5 Replies
3. UNIX for Dummies Questions & Answers
I've been working on some scripts in which I spawn some background processes. I'd like to be able to limit the number of processes, but have my script spawn additional processes as previous tasks finish. So, let's say I have 20 tasks to complete. Any given task could take from 1 to 10 minutes. ... (7 Replies)
Discussion started by: treesloth
7 Replies
4. Programming
Hello All :
I write a .c program to test the exactually resource the memory leak
as follows:
1 #include <stdio.h>
2 #define NUM 100000
3 void *Thread_Run(void * arg){
4 //TODO
5 //pthread_datch(pthread_self());
6 int socket= (int)arg;
7 ... (1 Reply)
Discussion started by: aobai
1 Replies
5. Linux
Hello, are any of the encryption programs capable of true multi-threading ? Friend of mine tells me that he's been running some testing on Fedora 11 and that the kernel doesn't support multi-threading at that level.
I've been looking into TrueCrypt, encfs and both calm to support... (1 Reply)
Discussion started by: TehOne
1 Replies
6. UNIX for Advanced & Expert Users
Hello, are any of the encryption programs capable of true multi-threading ? Friend of mine tells me that he's been running some testing on Fedora 11 and that the kernel doesn't support multi-threading at that level.
I've been looking into TrueCrypt, encfs and both calm to support... (0 Replies)
Discussion started by: TehOne
0 Replies
7. Shell Programming and Scripting
I need to write a perl script to execute external programs and grab the output and return code. Each program should be killed if it has not completed within X seconds.
Imagine that the script goes something like this :
@commands = &get_commands();
foreach $cmd (@commands) {
$pid =... (4 Replies)
Discussion started by: SandmanCL
4 Replies
8. AIX
I have a Multithreaded program which is hanging on AIX.
OS Version: AIX 5.2 and thread library version : 5.2.0.75
We Initiate the process with 50 threads..when we are disconnecting from the process it hangs.There is lots of other stuff involved here.I am just sending the piece of the problem with... (0 Replies)
Discussion started by: hikrishn
0 Replies
9. Programming
I was wondering if anyone could give me a good idea how to calculate how balanced the threading is on a multi-threaded application. I want a percentage, such as "threads are 80% balanced."
This is the way I am currently going about it, maybe it is good, maybe not.
First, whenever a thread... (2 Replies)
Discussion started by: DreamWarrior
2 Replies
10. Programming
I am trying to writa a multi-client & multi-threaded TCP server.
There is a thread pool. Each thread in the pool will handle
requests of multiple clients.
But here I have a problem. I find a solution but it is not how
it must be... i think. When threads working without sleep(1)
I can't... (0 Replies)
Discussion started by: Parahat Melayev
0 Replies