The signal_handler() function just prints the process ID (PID) using the syscall(SYS_gettid) system call. As we’ll see shortly, this function is called when the process receives a SIGINT signal. We install the signal handler using the set_signal_handler() function: void set_signal_handler...
Sometimes it’s necessary to save the process identification number (PID) of a Linux process. In this tutorial, we’ll present a common way to store the PID using a .pid file and an example of how you would use it. 2. What Is a .pid File? Sometimes an application will write the ...
Before you can kill a process in Linux, you must begin by knowing its PID. Whenever you open any program or process, a PID is created. Your system relies on the PID to know which process is running and to facilitate a communication between processes. So, to kill a command, you must f...
P&ID is necessary for a process plant development. It is an engineering diagram that depicts detailed information about everything related to installing a process plant and helps with the safety and m
In this article What is WSL 2? Microsoft Loves Linux Windows Subsystem for Linux (WSL) is a feature of Windows that allows you to run a Linux environment on your Windows machine, without the need for a separate virtual machine or dual booting. WSL is designed to provide a seamless and pr...
What is the meaning of status column in the yum repolist output on Red Hat Enterprise Linux 6? Raw # yum repolist Loaded plugins: priorities, rhnplugin repo id repo name status rhel-x86_64-server-6 Red Hat Enterprise Linux Server (v. 6 for 64-bit x86_64) 5,098+2 <-- rhel-x86_64...
Out of Memory: Killed process [pid] [name]. Why do we use OOM Killer? Implementing OOM Killer reduces the risk of Linux server crashes caused by resource exhaustion. It is particularly advantageous for servers engaged in critical tasks such as web serving or database management. How...
Issue What is the maximum value of pid_max which can be set in Red Hat Enterprise Linux Servers ?Environment Red Hat Enterprise Linux (RHEL) 5 Red Hat Enterprise Linux (RHEL) 6 Red Hat Enterprise Linux (RHEL) 7 Red Hat Enterprise Linux (RHEL) 8 Red Hat Enterprise Linux (RHEL) 9...
What is Zombie Process in Linux - A zombie process is a process whose execution is completed but it still has an entry in the process table. Zombie processes usually occur for child processes, as the parent process still needs to read its child’s exit s
In this article What is WSL 2? Microsoft Loves Linux Windows Subsystem for Linux (WSL) is a feature of Windows that allows you to run a Linux environment on your Windows machine, without the need for a separate virtual machine or dual booting. WSL is designed to provide a seamless and pr...