pingdom monitoring tool

tools capture separate packages on the link, analyze their content, and display decoded content or packet-level statistics. These tools monitor and manage the network at the lowest level, as well as the most granular monitoring, at the expense of the process of affecting network I/O and analysis.Dhcpdump: A command-line DHCP traffic sniffing tool that captures DHCP request/reply traffic and displays decode

jvmstat_home:jvmstat installation directory JVMSTAT_JAVA_HOME:JDK directory, same as Java_home value After configuring the two environment variables, you can run Jvmstat, run the command: Shell code VISUALGC PID #windows the system into the bat directory to run the command #linux the system into the bin directory after running the command After the run interface automatically opens and displays the appropriate content, as shown in the figure: From the jvmstat can be clearly observed in the

. PhpMyAdmin phpmyadmin is more of a MySQL management tool than a MySQL monitoring tool. Compared to some GUI management tools for MySQL clients (such as "MySQL Administrator"), phpMyAdmin is web-mode. PhpMyAdmin is a database management tool that is based on PHP and is web-base in a way that is architect

benefits;The data processing strategy of middleware will make your basic service more stable and efficient;Storage-side　　The biggest problem we encountered when using hbase was that it caused some IO storms after the data was deleted, and there was a situation where the Phoenix0.4.0 ran out of CPU (0.4.2 has been resolved). Our solution for these situations is to have the table split in time. In other words, a table is rolling like a log file by time, and the benefit is that deleting old data w

What kind of monitoring tool is the most beloved of the Ops people? which indicators need to be monitored? What can I monitor? How far can you monitor it? Perhaps these questions are not even clear to you. First look at the status of the Ops brothers. 1 . Current status of operation and maintenance the traditional enterprise computer operation and maintenance is to notify the operation and maintenance p

What kind of monitoring tool is the most beloved of the Ops people?Which indicators need to be monitored? What can I monitor? How far can you monitor it? Perhaps these questions are not even clear to you. First look at the status of the Ops brothers.1 . Current status of operation and maintenancethe traditional enterprise computer operation and maintenance is to notify the operation and maintenance personn

(i) Nmon tools overviewNmon is a tool for Linux server monitoring, through the Nmon, can be implemented to monitor the following parameters:--CPU usage Rate--memory, swap space utilization--Usage of network--Disk I/O, read/write speed--Network I/O speed, transmission and read/write speed--top-level process to see which applications are consuming more CPU--Network File system NFS--File system usage (similar

smokeping configuration file has been modified)[Email protected] smokeping]#/etc/init.d/smokeping restart Finally access the Smokeping monitoring page through the browser: http://192.168.1.120/smokeping this time the page may be garbled, because the Chinese font is not loaded, and then add a font for smokepingInstall fonts: yum-y Install Wqy-zenhei-fonts.noarchEdit graphs.pm:vim/usr/local/smokeping/lib/smokeping/graphs.pm# line 147th below inserts '

API Monitor is a freeware that allows you to monitor and control applications and services, making API calls. It is a powerful tool to see how applications and services work, or track your problems in your own applications.64-bit SupportAPI monitoring supports monitoring of 64-bit applications and services. The 64-bit version can only be used to monitor 64-bit ap

1, Lsof IntroductionLsof is a very practical system-level monitoring and diagnostic tool under Linux.It means List Open Files, and it's easy for you to remember that it's a combination of "ls + of" ~It can be used to list the file information opened by various processes, remember: Linux under "All Files",including but not limited to pipes, sockets, directories, devices, etc.So, with lsof, you can get a vari

The Linux traffic monitoring software iptraf IPTraf can be used to monitor the load of an IP network. IPTraf uses the built-in Linux kernel... is a tool for monitoring network link traffic load. It uses snmp protocol to obtain the device traffic from the Linux system. Let's take a look at its specific implementation. 1. Linux traffic

Real-time Network traffic monitoring tool under LinuxDaquanFound in the work, often because of business reasons, need to know the traffic of a server network card, although the company also deployed cacti software, but the cacti is five minutes statistics, no instant, and sometimes open the monitoring page inconvenient, personal like to easily enter a command on

JDK built-in tools useJavah command (C Header and Stub File Generator)Ii. JPS Command (Java Virtual machine Process Status Tool)Iii. jstack Command (Java Stack Trace)Iv. jstat Command (Java Virtual machine Statistics monitoring Tool)V. Jmap command (Java Memory Map)Vi. jinfo Command (Java Configuration Info)Vii. jconsole Command (Java

() {using(Efdbcontext db =NewEfdbcontext ()) { varProfiler =miniprofiler.current; Listm; using(Profiler. Step ("Get the Product list") ) {m=db. Products.tolist (); } returnView (m); } } }}Rebuild the project and run the view page again, such as:You can see more of the "Get product List" record that we just added manually. This allows for subtle monitoring of the internal time of the method, which

Process Monitoring Tool Supervisor starts MongoDB 1. What is a supervisor? Superviosr is a process monitoring tool on a UNIX-like system. Supervisor is a Python-developed client/server system that can manage and monitor processes on * nix. However, like daemontools, it cannot monitor daemon processes. Official Website:

VISUALVM is a free, integrated visualization tool that integrates multiple JDK command-line tools to provide you with powerful analytical capabilities for performance analysis and tuning of Java applications. These features include generating and analyzing massive amounts of data, tracking memory leaks, monitoring the garbage collector, performing memory and CPU analysis, and it also supports browsing and m

Pigoss operation and maintenance monitoring system as the main brand of the network, has become the pursuit of ITIL-based standard ITSM industry customers and IT service provider preferred operation and maintenance monitoring platform. Whether it's storage monitoring for Oracle monitoring, virtualization

The Munin monitoring tool detects all computers and records the computers that you see. Displays all information in a graphical web interface. The focus is on plug-and-play functionality. After the installation is complete, a large number of control plug-ins will be hit.With Munin you can easily monitor your computer, network, SAN, and applications, whatever you think of. Munin used a good? RRDTool (written

for garbage collection. But after the collection is complete, these objects still exist, indicating that references to this class have not been released in some places!4. Find out where the Testbean classes are used and do not release themRight-click on the Cn.test.TestBean object to select "Take Heap Snapshot for Selection" and observe its heapNext:Click "OK":Right-click in the class and select "Use Selected Objects" in the menu that appears:The following window appears:Select "Allocations" an

If you're looking for a very easy-to-use Linux performance monitoring tool right now, I highly recommend installing and using the Nmon command-line utility.Nmon Monitoring ToolsThe Nmon is a system administrator-oriented tuning and benchmarking tool that can be used to display performance data about the following: