linux measure bandwidth

Linux terminal: speedtest_cli detects your real-time bandwidth speed How fast are you uploading and downloading at home (or in the office? Can you ensure that you get an equivalent return when you pay for the ISP? To test the speed of our Internet connection, there are some Internet services, such as SpeedTest, which is a Web service that can be browsed by web browsers and mobile apps. Now, you can easily

Because many VPS or server are limited traffic, but many service providers do not provide a detailed flow chart, such as daily traffic table, so it is certain that some people would like to know how much traffic on their servers.Vnstat is a very useful server traffic statistics command. I'll get a few pictures to show you.Statistics days and month of statistics:is not very intuitive. Let's take a look at how this command is used. Estimated is the meaning of estimating usage. Last column Avg. Rat

to view negotiated bandwidth sizessudo ethtools eth0Linux change the NIC MTU method: 1. Open Terminal , view current network card settings: ifconfig 650) this.width=650; "src="/e/u261/themes/default/images/spacer.gif "style=" Background:url ("/e/u261/lang/zh-cn/ Images/localimage.png ") no-repeat center;border:1px solid #ddd;" alt= "Spacer.gif"/>650 "this.width=650;" src= "http ://s4.51cto.com/wyfs02/m02/8b/79/wkiol1hpcjohtki0aafnm9vkqei917.png-wh

This article introduces multiple ADSL instances in linux to achieve bandwidth load balancing. I hope this instance will be helpful to you. Recently, the company has a need to use multiple adsl to connect to a linux server for NAT, and to achieve bandwidth load balancing. Search for some materials online. Record the key

Wondershaper is actually a shell script that usesTcto define traffic-tuning commands and use QoS to handle specific network interfaces. Outbound traffic is designed to limit the rate of outgoing traffic by placing it in a queue of different priorities, and incoming traffic is lost to the rate limit. In fact, Wondershaper's set goal is not just to increase its bandwidth limit on an interface; when bulk download or upload is in progress, Wondershaper al

The stability, security, performance, and low price of Linux + Apache are gaining more and more market share. more and more friends are using Linux + Apache as website servers, while Apache is an http service, it is not easy to control than FTP, especially The stability, security, performance, and low price of Linux Apache are gaining more and more market share.

Well, I 've been practicing in NetEase games recently, so it seems that I haven't written anything for a while... The main purpose of Netease game internship is to know what it is about to work in a game company. After all, I have never been in touch with a game company before .. Still curious... In the past, I may think that gaming companies have all kinds of advantages and they have all kinds of interesting work .. It seems that this is not the case now. After all, the logic code of the game s

Well, recently in NetEase games internship, so it seems like a period of time did not come up to write something ... NetEase games to practice the main purpose is to know what is in the game company work is what content, after all, they have not contacted the game company before. Also compare the curiosity ...Before May think the game company various tall bar, does the work various interesting. Now it should not be like this, after all, most of the time should still be writing the logic of the g

Tags: centos ubuntu col install NIC Linux usage instructions yumDescription1, it is possible to view the bandwidth consumption of a process need to know the PID, process name, send speed, receive speed.2, unfortunately, in Linux native software does not have such a paragraph, only additional installed, the most in line with the above situation is only nethogs.3,

graph bar will change depending on the scale;Press J or press K to scroll up or down the screen to display the connection record;Press 1 or 2 or 3 to sort by the three-column traffic data displayed on the right;Sort by Sort by > According to the host name or IP of the remote target host;Press O to toggle whether the current connection is fixed only;Press F to edit the filter code, this is translated by the saying, I have not used this!You can use the shell command, this is useless! I don't know

How to solve the problem of full bandwidth caused by linux virus recording Case Description In the morning, I received a call from the IDC, saying that an IP address of our network segment is constantly sending packets to the outside. It should be attacked. The specific IP address is unknown. Let's check it. Rational Analysis and Solutions First, we need to determine which machine's Nic is sending packets t

Linux View network card Traffic tool has Iptraf, iftop and Nethogs, etc., iftop can be used to monitor the network card real-time traffic (can specify network segment), reverse resolution IP, display port information.The command to install Iftop is as follows:The CentOS system is "Yum install Iftop-y"Debian/ubuntu system for "Apt-get install Iftop"Common parameter Description:-I set the monitoring network card, such as: # Iftop-i eth1, where eth1 is t

Nload is a simple and easy-to-use bandwidth flow monitoring tool under Linux, and dynamic graphics based on character interface display the current traffic of the NIC. However, CentOS official source does not have it, can not directly use Yum installation. We can download the third party RPM release platform and recommend the following source, which releases multiple RPM packages http://pkgs.repoforge.org

Because many VPS or server are limited traffic, but many service providers do not provide a detailed flow chart, such as daily traffic table, so it is certain that some people would like to know how much traffic on their servers.Vnstat is a very useful server traffic statistics command. I'll get a few pictures to show you.Statistics days and month of statistics:is not very intuitive. Let's take a look at how this command is used. Estimated is the meaning of estimating usage. Last column Avg. Rat

Recently, the company has a need to use multiple ADSL access to a Linux server and do NAT use, but also to achieve bandwidth load balancing. After searching for some information on the Internet. Record the important points in the process and stay in standby. 1. Need to install RP-PPPOE, dialing required 2. Create a dial-up configuration file, take/etc/sysconfig/network-scripts/ifcfg-ppp309 as an example,

usually , we buy the server servers , do not know the speed of the performance how ?Let's teach you a way to testwget https://raw.github.com/sivel/speedtest-cli/master/speedtest_cli.py650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M00/88/66/wKioL1f2B7DzZlUrAAA-Ivs_c9U742.png "title=" 1.png " alt= "Wkiol1f2b7dzzluraaa-ivs_c9u742.png"/>If you see the following follow the prompts to fix the commandwget--no-check-certificate https://raw.github.com/sivel/speedtest-cli/master/speedtest_cli.py6

/nshbsjdychattr +i/usr/binchattr +i/binchattr +i/tmp2,Delete Scheduled tasks and files and boot filesDelete Scheduled tasks and filesrm-f/etc/init.d/nshbsjdyrm-f/etc/rc#.d/Trojan Connection File3, kill the Trojan processKillall-9 Nshbsjdy4,clean up the Trojan processchattr-i/usr/binrm-f/usr/bin/nshbsjdyOnce the processing is complete, check the above directories again, especially the most recently modified files under the/etc directory. 5, if it is a rootkit trojan, you can use the following sof