groundwork monitor

There is check_nt this plugin under Nagios's libexec, which is used to check the services of Windows machines. Its function is similar to Check_nrpe. But it also needs to be paired with another software nsclient++, which is similar to Nrpe. We need to download the appropriate version of Nsclient and install it on the monitored Windows host.Overview of NRPEThe principle of nsclient++ is as follows:You can see that the biggest difference between nsclient and Nrpe is: NRPE: The

Nagios thinks its good stateful detection mechanism enables Nagios to monitor different plug-ins on different platforms, and it also supports the use of SNMP protocol (Simple Network Management Protocol) to monitor various platforms and devices. So Nagios can also use the SNMP protocol to monitor the printers in the LAN, and the Nagios

Original: Use Opserver to monitor your ASP (one, Opserver monitoring introduction and platform building)ObjectiveThere have been 2 articles on how to monitor the ASP. NET Core project.Today we mainly talk about how to monitor our ASP.First, let's introduce what is Opserver, which is the stack Overflow (Stack Overflow is a program-related IT technology quiz site.

Inotifywait is a tool that can monitor file changes in real-time, using the inotify mechanism in the Linux kernel to implement monitoring capabilities. View Kernel version [Email protected]oracle ~]# uname-r 2.6.32-220.el6.i686 Installing Inotify-tools Yum Install-y Inotify-tools Test monitoring/etc,inotifywait-m/etcUse putty to connect to the server, open another terminal, with vim to edit the/etc/passwd, the

In a Java virtual machine, each object (object and Class) is associated with a logical association monitor, each monitor and an object reference, in order to implement the exclusive functionality of the monitor, each object is linked with a lock.Once a method or block of code is synchronized modified, this part is placed in the monitor's monitoring area, ensuring

The main contents of this section:Use shell scripts to monitor the load, CPU, memory, hard disk, and user logins of Linux systems.One, Linux system alarm mail script# vim/scripts/sys-warning.sh#!/bin/bash#site:www.jquerycn.cn# Monitoring System load and CPU, memory, hard disk, log on the number of users, beyond the alert to send an email alarm. #提取本服务器的IP地址信息IP= ' Ifconfig eth0 | Grep"inet Addr"| Cut-f2-D":"| Cut-f1-D" "` # 1,

Most of the system crashes appear as black screen (that is, there is no display on the monitor screen), this kind of fault and display, display card is closely related, at the same time the system motherboard, CPU, CACHE, memory, power and other parts of the fault can also lead to black screen. The general inspection method of the system black screen crash is as follows: 1. Eliminate fake black screen: Check whether the power plug of the

Electromagnetic interference. The most common may be that the laptop is connected to the power will shake, and do not connect the power is fine. This is generally more prone to industrial electricity, you only need to replace a power adapter or the power plug to cut off the ground can: Electricity effect. In this case, you are connected to a computer socket that is powered by heating, cooking or using a large power device such as a washing machine. This is very simple, do not take t

Exclusion method 1 Check the display card and monitor the connection line is normal2 Check if there is any damage to the video card3 have individual software runtime itself color is not normal, generally appear in the old machine inside, in the BIOS option has a color correction function, correct the line4 There is a more common reason, the display magnetization, this kind of situation occurs in the monitor