Today found a Oracle and OS monitoring software insider, feel very good;
Free to use.
It's completely monitored.
Include the following
Overview
System
Session
Top
Memory
Waits
Storage
|/o
Undo
Redo
Backup
Network
OS
Download Address is
http://www.fourthelephant.com/insider/download/
Insider is a next-generation tool this shows how your system are functioning in real-time all on a. A picture is worth a thousand of words. A moving picture is worth a thousand of pictures. In a minute you could discover more about your application than to usually learn in a month ...
Real-time monitoring
Features
Insider is a real-time tool, meaning you detect the problems before the They. Insider works by sampling your server ' s performance-related statistics at user-defined intervals and displaying in re Al-time in the Animation-like style is easy to comprehend at a glance. Not ' is ' it by far the ' fastest way to pinpoint a performance bottleneck, but it are also a good way to learn a Bout the performance patterns of your server.
True Cross-platform Solution
Insider ' s flexible architecture allows for collecting data from virtually anything your might be interested to monitor from The database servers to custom applications on any operating system. Not only can it collect its data platform but insider itself has been written in Java can is installed on the Platform of your choice.
Top to bottom approach
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Insider uses bottom approach to spot a performance bottleneck. Your start on the Enterpise view that shows all of your servers along with the most vital performance characteristics, pick Up one of that has a alert and go to that server ' s overview. You can easily find out what component requires attention because a alert would be displayed next to it. By clicking on the alert pop-up your can get directly to the drilldown view which you can further analyze to pinpoint the PR Oblem.
Features
Comprehensive analysis
Insider collects hundreds of performance metrics and throws around a more than-customizable alerts to draw the user ' s Ttention to the factors that negatively affect performance or availability of the system.
In addition to it real-time capabilities insider features a rich set of drilldown views to cover all areas of performance Diagnostics. From memory and storage to the "Current user" activity and load for you can analyze over a hundred different views to get a comp Lete Picture of your system health. You can also save and analyze a month worth the statistical information to compare your the current performance against a Basel Ine.
Features
Easy to install, easy to learn
Unlike many tools on the market today insider ' s installation is a breeze. No server or network components are used. No configuration files. No Oracle client software. No Prerequisites. Just download and run. Insider is a pure client application and does not need the any server-side components meaning to security and stability of Y Our servers isn't at risk!
Unique Extensible User Interface
Insider features a unique extensible user interface that is shows problems when they occur but also where they occur . An alert in insider are always displayed next to the component in trouble. Just Click on the alert icon to find out what ' s wrong. Click once again to learn what this alerts means and how can fix the problem
Features
Interactivity and extensibility
Insider allows for two-way interactivity and extensibility. can choose to display the information your need on the insider screens such as used-defined alerts from any application Or you can redirect insider output to another application such as Oracle SQL Developer
Features
Safe
Insider is designed with the performance in mind. Every effort has been taken to reduce their impact on the system it monitors. The monitored system resources are never used to perform any of the data processing activity. Your system is never asked for more than an absolute minimum of information required.
In addition to that insider never modifies the environment it monitors. In fact the user accounts insider uses can safely to configured with read-only access.
Oracle DataGuard Support
Insider includes full support to Oracle DataGuard feature and displays relevant information about your hot standby Databa SE State and performance. Moreover it automatically discovers primary-standby relationships between as databases they are.
Features
Operating system support
In addition to collecting comprehensive Oracle statistics Insider also support some vital operating system Information lik e CPU and memory data. A large number of operating systems are supported including major UNIX and Windows versions.
This article is from "Richard's notes-accumulate micro Cheng" blog, please be sure to keep this source http://zxf261.blog.51cto.com/701797/736372