OS-Practice

Operating System Practice course projects.

Practice 1: Compile Kernel

wget https://cdn.kernel.org/pub/linux/kernel/v4.x/linux -4.4.52.tar.xz
sudo tar -xvf linux-4.4.52.tar.xz
sudo cp /boot/config-`uname -r` .config
sudo make -jX (X is the number of processors)
sudo make modules_install install
sudo vim /etc/default/grub
sudo update-grub

Effect:

Practice 2: Process control

Implement time command.

if ((pid = fork()) < 0) {
        printf("Fork error!\n");
} else if (pid == 0) {
    printf("command: %s\n", argv[1]);
    if (execvp(argv[1], argv+1) < 0)
    	printf("Execut cmd error.\n");
        exit(1);
    }
} else {
    if (wait(NULL) < 0) {
    	printf("Wait child cmd error.\n");
    }
}

Effect

Practice 3: Producer-Consumer problem

Implement Producer-Consumer problem with processes.

Effect

Practice 4: Memory Monitor

Win32

Call winapi implement a memory monitor.

Effect

UWP

• Working on ...

Effect

Practice 5: Copy files

Implement cp command

Effect

Final Project

Do whatever you want to, but must be related to Operating System.

• Working on … PerfectTicket

Copyright

You can do anything 🤓.