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Performance

How to Benchmark Hard Disks in Linux

Monitoring read and write speeds of storage devices is a good way to determine genuine products and determine disk health overtime. This article will list various tools available for Linux that can be used to benchmark hard disks and monitor real time disk activity data. GNOME Disks GNOME Disks is an internal and external disk […]

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Performance

Command Line Network Speed Monitoring Apps for Linux

Many command line tools for monitoring network speed and bandwidth consumption are available for Linux. These tools are useful if you want to have a quick glance at real time traffic statistics or if you want to debug a networking issue. In fact, a lot of graphical apps, applets and extensions make use of these […]

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Performance

Fix high memory usage in Debian

Memory overload is among the main causes of device failures. Memory high usage may be caused by different reasons. This tutorial shows how to check for processes usage, used and free space and how to analyze your hardware to diagnose physical problems. Monitoring memory usage in Debian How to fix high memory usage in Debian […]

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Performance

Monitor CentOS 8 Disk Usage, IO, Network Traffic

In this article, I am going to show you how to find disk usage information, monitor disk I/O and network traffic on CentOS 8. So, let’s get started. Disk Usage Information: You can find information about the partitions of your HDDs, SSDs, and other storage devices using the fdisk command. $ sudo fdisk -l As […]

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Performance

Iperf command and usage

Iperf: Iperf is an open source networking tool used to measure throughput or performance of a network. It can be used to test TCP and UDP. Iperf can be used in Windows, Linux, and MAC etc operation system. Intention of this article: There are different versions of Iperf, we will only focus on Iperf version […]

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Performance

Monitoring Linux Network Stats

Brief Introduction IPTRAF VNSTAT IFSTAT IFTOP Related articles Brief introduction This tutorial goes deep on network stats for Linux users describing IPTRAF, VNSTAT, IFSTAT and IFTOP being IPTRAF and VNSTAT the most complete programs listed with a variety of options for monitoring customizations. All programs included in this article are available on Debian and Ubuntu […]

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Performance

What is SSD TRIM?

SSDs are a completely different storage media compared to the ones that existed before it. Magnetic media, especially spinning disks, have introduced a lot of concepts like sector size, partitioning, fragmentation etc. Some of these ideas have been emulated in the firmware Solid state devices as well. On the flip side, new concepts have been […]

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Performance

Top 5 Free Benchmarking Tools

Benchmarking is probably of one the most mind-bending and involved process of computer science and technology. They are supposed to represent what your hardware is capable of doing in real world scenarios and also worst possible scenarios.There are a lot of things you might want to consider while benchmarking. What are you benchmarking? The CPU, […]