sb2367 - Developer IT

creation socket in kernel [Kernel Edit]

- by sb2367

we need to edit kernel for changing log of creation socket.we need some hint to add some log when create socket.

Difference between fork() and exec()

- by sb2367

what is the difference between fork() and exec() ?

what is the problem of this code ? how to solved it ? (fork)

what is the problem of this code ? how to solved it ? parent processes goto in my tag or child process ? #include <signal.h> #include <sys/wait.h> main() { for (;;) { if (!fork()) { exit(0); } sleep(1); } }

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Kernel module for /proc

- by sb2367

How to write a kernel module that creates a directory in /proc named mymod and a file in it name is mymodfile. This file should accept a number ranged from 1 to 3 when written into it and return the following messages when read based on the number already written into it: • 1: Current system time (in microseconds precision) • 2: System uptime • 3: Number of processes currently in the system “The Output” root@Paradise# echo 1 > /proc/mymod/mymodfile root@Paradise# cat /proc/mymod/mymodfile 08:30:24 342us root@Paradise# echo 2 > /proc/mymod/mymodfile root@Paradise# cat /proc/mymod/mymodfile up 1 day, 8 min root@Paradise# echo 3 > /proc/mymod/mymodfile root@Paradise# cat /proc/mymod/mymodfile process count: 48 please give me some hint how to write a kernel modules and how to compile and install it .

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What is the problem with this code? How to solve it? (fork)

- by sb2367

What is the problem with this code? How to solve it? Parent processes goto in if or child process? first code produce zombie process or second code or both or non ? #include <signal.h> #include <sys/wait.h> main() { for (;;) { if (!fork()) { exit(0); } sleep(1); } } what about this code : #include <signal.h> #include <sys/wait.h> main() { for (;;) { if (fork()) { exit(0); } sleep(1); } }

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NACHOS(JAVA verrsion) tutorials [setup and simple sample]

- by sb2367

I need to setup NACHOS java version in Linux and run some simple sample . How to setup and run simple sample ? [need some tutorials and some computer assignment with solution with NACHOS]

Developer IT