August 16, 2005

Create a problem determination scenario from scratch

Now available on IBM's developerWorks (and actually, featured on the home page!): Create a problem determination scenario from scratch:

This tutorial chronicles the building of an autonomic computing system that monitors a Java application to demonstrate the ability to detect and resolve issues within the system, a problem determination scenario. In the autonomic computing world, a problem determination scenario is one in which you can demonstrate how an overall system can detect, diagnose, and resolve problems. The Problem Determination Scenario, which you can download from the developerWorks Autonomic computing content area, is an example of a system that does just that by showing you how you can use the various pieces of the Autonomic Computing Toolkit together. In this tutorial, you can follow along and create each piece of our own simple problem determination scenario, which will give you an in-depth understanding of key autonomic computing concepts by using the Generic Log Adapter Runtime and Rule sets, the Resource Model Builder, and the Autonomic Management Engine.
In other words, it tells you how to build a system that fixes itself.

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Posted by roadnick at August 16, 2005 06:58 PM | TrackBack

Comments

NIck, welcome back. I am learning PHP from your "Learning PHP" series on ibm developerworks and was having a problem with one of your examples. I was wondering if you could help me with my problem. If you could point me in the direction of your email address I can post to you exactly where I am having problems. Thanks.

Posted by: Nate at September 22, 2005 04:32 PM

Anybody can reach me at the e-mail address to this comment. (No sense making it overly easy for spammers. :-))

---- Nick

Posted by: Nick at September 24, 2005 01:23 PM

Alright, Nick, here goes. I am at the end of your first part of your tutorial, and I am not getting anything when the registration.php is validated. Nothing is returned, and I don't know why. I am using a default install of Apache 1.3 on a Mac with PHP 5.0.4. Below is the text of my two files.

==========
registration.php
==========


Workflow System


Register for an account:

Username:
Email:
Password:
Password (again):

============
registration_action.php
============

Registration Action

You entered:

";
}
if (strlen($username) 50) {
$message = $message . "Username must be between 5 and 50 characters.";
}
if ($message == "") {
$message = "OK";
}

return $message;

}

//for each loop
foreach ($_POST as $key=>$value) {
echo "" . $key . " = " . $value . "";
}

//password array
$passwords = $_POST["pword"];
echo "First password = " . $passwords[0];
echo "";
echo "Second password = " . $passwords[1];

//calling the function
if (validate($_POST) == "OK") {
echo "Thank you for registering!";
} else {
echo "There was a problem with your registration:";
echo validate($_POST);
echo "Please try again.";
}


?>

===========

Any help here is greatly appreciated.

Thanks,
Nate

Posted by: Nate at October 11, 2005 04:52 PM
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