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I have always used nethogs to monitor website traffic. I tried another software, so I found iftop, which is a good traffic monitoring software. It is also very convenient to install it on Ubuntu. Open the terminal and enter the following command on the terminal: Sudo apt-get install iftop It is easy to use. Enter the following command:Sudo iftop If you have multiple NICs, you can specify the NIC:Sudo iftop-I eth1 Official Website: http://www.ex-parro
* This article transferred from Ggjucheng's blogIntroducedIftop is a real-time traffic monitoring tool, monitoring TCP/IP connectivity, the disadvantage is no reporting function. Must be root to run.InstanceThe default is to monitor the first network card trafficIftopMonitoring eth1Iftop-i eth1Direct IP display, no DNS
participates in a set of word connections. However, due to the Pcap library, Iftop is able to filter traffic and report bandwidth usage for the selected host connection specified by the filter. $ sudo iftop-n The n option prevents Iftop from resolving IP addresses to host names, and parsing itself can bring additional network traffic.Installing Iftop:ubuntu/debian/fedora users can obtain it from the default software library. CentOS user
participates in a set of word connections. However, due to the Pcap library, Iftop is able to filter traffic and report bandwidth usage for the selected host connection specified by the filter. $ sudo iftop-n The n option prevents Iftop from resolving IP addresses to host names, and parsing itself can bring additional network traffic.Installing Iftop:ubuntu/debian/fedora users can obtain it from the default software library. CentOS user
1. Overview Monitoring is an indispensable part in checking system problems or optimizing system performance. The operating system monitoring tool monitors the usage of operating system resources and indirectly reflects the running status of each server program. The analysis based on the running results can help us quickly locate the scope of system problems or p
All-Around system monitoring tool dstat 1. what is dstat? With man help, we can see that the official definition of dstat is: versatiletoolforgeneratingsystemresourcestatistics ). The information obtained is similar to dstat, an all-around System monitoring tool. 1. what is dstat? With man help, we can see that the off
). However, based on the pcap library, iftop can filter traffic and report the bandwidth usage of the selected host connection specified by the filter. $sudoiftop-n The n option prevents iftop from resolving an IP address to a host name, which in turn results in additional network traffic. Install iftop: Ubuntu/Debian/Fedora users can obtain it from the default software library. CentOS users can obtain it from Epel. # Fedora or centos
In Unix-like systems, you can use top to view system resources, processes, memory usage, and other information. To view the network status, you can use tools such as netstat and nmap. To view real-time network traffic and monitor TCP/IP connections, you can use iftop. I. What is iftop? Iftop is similar to top... in Unix-like systems, you can use top to view system resources, processes, memory usage, and oth
1. Questions: recently in the real-time synchronization of the log, before the online is done a single part of the online log stress test, Message Queuing and client, the machine is no problem, but did not think of the second log, the problem came: a machine in the cluster top see the load high, the cluster of machine hardware configuration, the deployment of software are the same, but only this one load problem, the initial speculation that there may be hardware problems. at the same time, we
Sysdig: A Tool for Linux Server monitoring and troubleshooting (1) When you need to track the system calls generated and received by a process, what come first in your mind? You may think of strace, so you are right. What command line tools will you use to monitor original network communication? If you think of tcpdump, you have made an excellent choice. If you
Nmon Download: Http://pan.baidu.com/s/1jICoSpoIt can be run directly under Linux.The Nmon tool helps to display all of the important performance optimization information on one screen and dynamically updates it.The Nmon tool provides AIX and Linux performance experts with the ability to monitor and analyze performance data, including: CPU usage Memory usage Kernel statistics and running que
Tags: introduction hardware system top state PST Monitoring simple Introduction statTool Brief IntroductionTop view process activity status and some system conditionsVmstat viewing system status, hardware and system information, etc.Iostat View CPU load, hard disk conditionSAR integrated tool to view system statusMpstat viewing multi-processor conditionsNetstat viewing
Recently, the company wants to launch a product and needs to understand the traffic consumed by the Service to evaluate the hardware-level bandwidth requirements required by the system architecture. Iftop is a real-time traffic monitoring tool that can be used to monitor all the real-time traffic passing through the network card (you can specify the
In the previous article "using Memcached to Improve the Performance of. NET Applications", Zhou Gong described how to use Memcached in. NET to Improve the Performance of. NET applications. In actual use, Memcached may be suspended for some unpredictable reasons. Once such a situation occurs, it will again put a huge pressure on the database, therefore, you must monitor the running status of Memcached. Zhou Gong searched for the Memcached monitoring
Tags: libpcap mongodb mongosniffMongoDB Monitoring Tool MongosniffIntroducedMongosniff provides a low-level operational tracking and sniffing map of real-time database activity. Mongosniff can be thought of as custom-designed for MongoDB, similar to tcpdump for TCP/IP network traffic analysis. Mongosniff is often used to drive development.Note: Mongosniff require
Dstat produces meaning:During performance testing, we generally need to detect many aspects of data, including CPU usage, memory usage, network conditions, load average, process information, disk information, and so on. These data can generally be monitored using commands provided by the system, but in general, these commands are scattered, such as Vmstat,iostat,ss,netstat. But in this way, the command is too scattered, there is an urgent need for a c
kilobytes (KB) Amount of memory used (in kilobytes) Number of packets received per second Number of packets emitted per second Total number of processes How to use ScriptsTo run this script automatically, you need to set up a cron task and set the frequency of the operation according to the actual situation. I find it a good choice to run every five minutes. The script does not need to run as root, so we do not have to assign high permissions to it.If an item in the
The Linux system administrator should know the monitoring tool. If you want to monitor the performance of the Linux server, try the built-in shell commands and some additional tools. Many Linux distributions have "tons" of monitoring tools. These tools provide measurable information for observing system activities and identifying suspicious points that result in
Many corporate LANs now have their own file servers for storing or sharing files for use by local area network users. However, in the process of setting up shared file access, it is common for shared files to be randomly copied, modified, or even deleted, which makes the security management of shared files face a greater risk. How can you make it possible for users to access shared files and prevent improper operation of shared files? I think that can
system logs , which are important evidence of network failure forensics processing, because of the confidentiality issues involved, all the logs have been technical processing. Due to the tight time, limited capacity, the book is unavoidable, but also please readers to my blog a lot of mistakes.3. The experimental environment of this bookThis book is selectedUNIXPlatform forSolarisand theFreeBSD,Linuxplatform mainly forRed Hatand theDebian Linux. The
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