How to use wc, fgrep and cal commands

Introduction: wc Command for (Count Number of Lines, Words, and Characters) In Linux operating systems, the wc command allows you to count the number of lines, words, characters, and bytes of each given file or standard input and print the result. wc stands for word count. As the name implies, it is mainly used for counting purpose. It is used to find …

How to Create VPC Network Peering on Google cloud platform.

Google Cloud VPC Network Peering allows internal IP address connectivity across two Virtual Private Cloud (VPC) networks regardless of whether they belong to the same project or the same organization. VPC Network Peering enables you to connect VPC networks so that workloads in different VPC networks can communicate internally. Traffic stays within Google’s network and …

How to Create Firewall Rule on Google Cloud Platform.

  Virtual Private Cloud (VPC) firewall rules apply to a given project and network. VPC firewall rules let you allow or deny connections to or from your virtual machine (VM) instances based on a configuration that you specify. When you create a VPC firewall rule, you specify a VPC network and a set of components …

How to use some more monitor system resources such vmstat, netstat part2

1- Nethogs   In your network connection seems saturated and you are unsure which application is the culprit, a program called “nethogs” is a good choice for finding out. On Ubuntu, you can install nethogs with the following command: Command: sudo apt-get install nethogs Output: We can run it by simply typing: Command: sudo nethogs Output: …

How To Use Some Monitor Server Resources such as top, htop Part:1

Introduction: To perform computer system for proper administration and monitoring. How to monitor system Processes. top One of the most common tools to check the resource utilization of processes is “top“. Command: top Output: The top portion has some system statistics, including load averages for last 1 minute, 5 minutes, and 15 minutes. It also shows memory and swap usage and count of …