From fca59bea770346cf1c1f9b0e00cb48a61b44a8f3 Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Sun, 25 Oct 2015 21:00:20 +0100
Subject: import of old now defunct presentation slides svn repo

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+
+%         Registration             Locating system problems using dynamic     
+%                                             instrumentation                 
+%                              Vara Prasad (varap@us.ibm.com)                 
+
+It is often difficult to diagnose complex      
+problems without multiple rebuilds and         
+reboots. Even in a simple setup, the problem   
+can touch various layers of the application    
+and operating system. Diagnosis is even more   
+difficult in complex, multi-tiered systems. As 
+Linux is deployed in these environments, it is 
+becoming more important to have facilities to  
+locate and identify such problems.             
+
+Using the kprobes infrastructure, SystemTAP is 
+being developed to dynamically instrument the  
+kernel and user applications. SystemTAP        
+instrumentation incurs low overhead when       
+enabled, and zero overhead when disabled.      
+SystemTAP provides facilities to define        
+instrumentation points in a high-level         
+language, and to aggregate and analyze the     
+instrumentation data. Details of the SystemTAP 
+architecture and implementation are presented, 
+along with examples of solving problems in the 
+production environments.                       
+
+
+
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