Internet connection speed tests are helpful for finding out network connection problems, ISP throttling, server throttling, or other connectivity issues. This article will list some of the most popular methods to conduct speed tests in Linux using command line apps.

Jul 08, 2019 · Omit the first n seconds of the test, to skip past the TCP slowstart period.-T, –title str: Prefix every output line with this string.-C, –linux-congestion algo: Set the congestion control algorithm (Linux only for iPerf 3.0, Linux and FreeBSD for iPerf 3.1). This post mentions some linux command line tools that can be used to monitor the network usage. These tools monitor the traffic flowing through network interfaces and measure the speed at which data is currently being transferred. Incoming and outgoing traffic is shown separately. Some of the commands, show the bandwidth used by individual Nov 24, 2017 · This guide will show you how to test a website response time from the Linux command line. Here, we will show how to check the time in seconds, it takes: to perform name resolution. for TCP connection to the server. for the file transfer to begin. for the first byte to be transferred. for the complete operation. Oct 10, 2017 · To test the internet speed using specific server use --server switch and server identifier from the previous output as an argument. [root@kerneltalks speedtest-cli]# python speedtest.py --server 2827 Retrieving speedtest.net configuration To set up our test, we'll use two machines, one to listen for a connection, and one to connect and send the data stream. In each test we'll use a ten second session and we'll test on three different LANs that differ in speed. The output file will be /dev/null in order to remove the disk from the equation. Let's Begin on a 100Mb network segment

To test the connection speed against a specific server, you have to use the server ID generated in step 5 and 6. speedtest-cli --server [server ID] speedtest-cli --server 2604. Here server ID 2604 is used as an example: Hosted by Telstra (Brisbane) [15501.92 km]: 452.614 ms Testing download speed..

May 02, 2019 · How to test Internet download speed from a terminal using Fast (powered by Fast.com) Fast is a simple utility with no dependencies (written in Go) for testing your Internet download speed from a terminal. The tool is powered by the Netflix Fast.com service, and it runs on Linux, *BSD, Mac, and Windows.

Noobie just built new PC, switching from Windoze to Linux. Installed latest iso of Mint 17.1 Cinnamon DE to Gigabyte GA-F2A88XM-D3H AMD MB with A8-7600 APU. All networking seems to work fine, Internet is fast but attempting to copy files from old PC to this one reveals network speed problem. Here is output from inxi:

Jul 29, 2019 · These commands are allows you to test internet speed right from your Linux terminal. wget Command: Wget (formerly known as Geturl) is a Free, open source, command line downloader. curl Command: Curl is similar to wget and doesn’t support multi-threading but surprisingly make the download much faster compare with wget. Here is a short post to check port [TCP/UDP] connectivity from a Linux server. A TCP/IP network connection may be either blocked, dropped, open, or filtered. These actions are generally controlled by the IPtables firewall the system uses and is independent of any process or program that may be listening on a network port. Sep 23, 2018 · Run the installation tool to get Speedtest-cli working on your Linux PC. python setup.py install Use Speedtest-Cli. To run a basic internet speed test with the Speedtest-cli tool, launch a terminal, and run speedtest-cli in it. What follows is a basic test of your ping, upload, and download speed. It’s been used on systemd-based Linux systems for some time. The interface name depends on the physical location of the hardware. The " en " simply means "ethernet" just like "eth" does for eth0.