Linux, Windows, Security, Programming, Network Tutorials
Linux distributions provides a lot of tools in order to monitor system performance. vmstat is one of the most used tool for system performance monitoring. vmstat can collect and report information about memory, cpu, swap, io in a detailed way. In this tutorial we will examine the output of the vmstat and different features and options of it. … Read more
Nagios is an open-source system, network, application monitoring system. Nagios is designed to be run on the Linux operating system or distributions like Ubuntu, Debian, CentOS, etc. Architecture and Components Nagios is not a single component to run. Nagios is actually a suite which provides following components. Nagios IX Nagios IX is the core of … Read more
SNMP protocol provides useful features to monitor and configure network and server systems remotely. Monitoring features are much popular than configuration. snmpwalk is a function provided by SNMP protocol to get metrics of remote system in bulk. Get All OIDS We will first look the simplest usage of the snmpwalk command. We just provide minimum … Read more
Today we will look SNMP in Linux operating systems. Simple network management protocol named SNMP is designed for getting info and setting configuration in it entities. These entities may be switch, router, PC, cabinet, printer etc. SNMP was very popular in 2000s. today it is popular too but used for information gathering. Especially monitoring which … Read more
Clonezilla is a very popular disk cloning and backup solution. Clonezilla provides a lot of different types of cloning capabilities. We can clone our source into SSH, FTP, SMB, WebDAV, or local file systems. In this tutorial, we will look at how to download Clonezilla and clone given partition to the remote file system. Clonezilla … Read more
Performance is important factor for server management. In Windows family operating system we can use wpr tool to save and monitor performance metrics. wpr means Windows Performance Reporting. This tools can save the specified topic performance metrics. Syntax The syntax of wpr command is like below. wpr OPTIONS List Performance Profiles A regular server consist of different hardware … Read more
Processes are one of the main parts of the operations systems. All user side even kernel side operations are executed with the process. The process generally created, run, and killed. This life cycle of the process generally the same. During this life cycle, we may need to get more information about processes. ps command is the … Read more
Windows experts named Mark Russinovich and Bryce Cogswell have started writing simple but useful tools in 1996. They are provided these tools in those books related to Windows system internals. These tools became popular and released by them. They can be downloaded from a lot of alternative locations but their official repository is provided below. … Read more
Atop is a monitoring tool which is mainly developed for command-line usage. It is capable of showing detailed information about the process, memory, disk network information, and metrics. Atop commands provides more details than popular top command. atop Command Syntax We will use following syntax for atop command. atop Command Help Help information like flags, … Read more
Linux has a lot of different system metrics and performance monitoring tools. Sysstats provide a bunch of tools for monitoring purposes. This project is maintained by Sebastien Godard. This tool collects and reports system activity information about different aspects of the system like CPU, network, disk, tape, io, etc. Sysstat tool dependencies are low which … Read more