Category Archives: Operating System

How to free PHP-fpm Memory at Server

  Often when you are running PHP with any web server (Apache or Nginx), the FastCGI process manager eats up a lot of your RAM, by forking multiple subprocesses for every request, which in turn leads to memory leakage. To avert this, it is desirable to schedule a shell script and reduce this memory leakage. Save the below command as

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HospitalRun – Docker Containerized

Hi Guys, i just ran the containerized version of the HospitalRun Application on my digitalocean droplet using my own self signed certificate. Please Watch my Youtube Video:- apt-get install \ apt-transport-https \ ca-certificates \ curl \ gnupg-agent \ software-properties-common curl -fsSL | sudo apt-key add – apt-key fingerprint 0EBFCD88 add-apt-repository \ “deb [arch=amd64] \ $(lsb_release -cs) \ stable”

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Process Management in Linux

Process Types Before we start talking about Linux process management, we should review process types. There are four common types of processes: Parent process Child process Orphan Process Daemon Process Zombie Process Parent process is a process which runs the fork() system call. All processes except process 0 have one parent process. Child process is created by a parent process.

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