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NHS critical IT faults double in three years
News The number of severe faults in NHS computer systems has almost doubled over the past three years. Last year nationwide NHS computer systems suffered 820 severity-one or critical faults, up from 488 in 2006.
[February 3, 2009, 7:35]
Skype - Is 10,000 Page Faults per Second normal?
Blog Comment I guess that while the 'support FAQ script' states that Page faults occur as part of normal operation (the default message that was the reason for closing the bug reports), I doubt there was any information related to statistics or thresholds for...
[December 6, 2007, 13:59]
Design faults: Exhibits #1 and #2
Blog One of the things that amazes me both in work and personal life is how some really bad design faults can make it past product testing and into the real world. There are degrees of terribleness here. In some instances what one person will see as a...
[January 19, 2009, 16:15]
Design faults: Exhibits #1 and #2
Blog Comment Some design faults are clearly subjective, what irritates one person is a godsend for another. Other design faults are true faults. Like the toshiba satellite pro 6100 from several years back.that had a video card that popped out of it's socket...
[January 20, 2009, 17:44]
Skype - Is 10,000 Page Faults per Second normal?
Blog Comment Hi, thanks for the comment, observations and suggestions. The problem is, Mr. Liive is "purported" to be with Skype Development, not Support. In addition, while the "User Forums" are clearly for user discussion, and any involvement of Skype Staff...
[December 6, 2007, 14:23]
Skype - Is 10,000 Page Faults per Second normal?
Blog Comment Someone is lying about this, probably more than one person, and they are desperate to cover up whatever it is that they are doing in that process thread that is producing all of these Page Faults. We are aware of the high number of page faults and...
[December 6, 2007, 21:52]
A great phone but has a few faults
Member Review It's a great looking phone, just got it yesterday but it seems like it's a bit faulty because the software seems to be crashing and I have to keep resetting it to get it working again. My mate got the same phone and seems to be having a similar...
[October 20, 2005, 13:52]
Adaptive Correctness Monitoring for Wireless Sensor Networks Using Hierarchical Distributed Run-Time Invariant Checking
White Papers This paper presents a hierarchical approach for detecting faults in Wireless Sensor Networks (WSNs) after they have been deployed. H-SEND is able to detect a large class of faults in data gathering WSNs and leverages the existing message flow in...
[April 11, 2008, 1:02]
Fault Factory
Downloads Fault Factory allows creating a variety of communication faults in any running application with no compile-time instrumentation or system changes. Your app can receive a variety of hard-to-reproduce faults.
[February 14, 2006, 10:49]
Maintenance Procedures for Avaya Communication Manager 2.2, Media Gateways and Servers
White Papers It covers many of the faults and troubles that can occur and provides simple procedures to correct them. Simple, traditional troubleshooting methods are sometimes sufficient to locate and clear faults.
[February 3, 2005, 2:00]
RemoteMemoryInfo
Downloads RemoteMemoryInfo displays remote network computer memory usage and statistics, Page Faults/sec, Available Bytes, Committed Bytes, Commit Limit, Write Copies/sec, Transition Faults/sec, Cache Faults/sec, Demand Zero Faults/sec, Pages/sec, Pages...
[March 6, 2006, 11:35]
Multi-Fault Diagnosis in Dynamic Systems
White Papers This paper addresses the problem of diagnosing multiple faults in dynamically changing systems. The paper proposes a very simple, linear-time multifault scheme, capable of tracking system changes and diagnosing multiple faults much more accurately...
[April 12, 2005, 3:00]
Framework for Testing the Fault-Tolerance of Systems Including OS and Network Aspects
White Papers This paper presents an extensible framework for testing the behavior of networked machines running the Linux operating system in the presence of faults. The framework allows injecting a variety of faults, such as faults in the computing core or...
[April 19, 2007, 1:00]
UMLinux - A Versatile SWIFI Tool
White Papers This tool presentation describes UMLinux, a versatile framework for testing the behavior of networked machines running the Linux operating system in the presence of faults. UMLinux can inject a variety of faults into the hardware of simulated...
[April 19, 2007, 1:00]
Service-Oriented Architecture on the Grid for FDI Integration
White Papers But for modern complex processes, due to the variable nature of faults and model uncertainty, no single approach can diagnose all faults and meet different contradictory criteria. Many model-based fault diagnosis approaches have been proposed so...
[March 22, 2007, 0:00]
Compiler-Directed Program-Fault Coverage for Highly Available Java Internet Services
White Papers This paper presents a new approach that uses compiler-directed fault-injection for coverage testing of recovery code in Internet services to evaluate their robustness to operating system and I/O hardware faults.
[June 23, 2007, 1:00]
High Availability Computer Systems
White Papers They also apply to tolerating operations faults and environmental faults. The key concepts and techniques used to build high availability computer systems are modularity, fail-fast modules, independent failure modes, redundancy, and repair.
[May 11, 2007, 1:00]
Evaluating Availability of Networked Storages Using Commercial Workloads
White Papers By injecting network faults, controller faults, and disk faults into the SAN system, the paper observes and analyzes system availability in terms of performability (performance + availability). This paper presents an availability study of Storage...
[December 6, 2007, 0:01]
BT takes blame for wireless broadband debacle
News The telco admitted that the circuit ordered by FDM Broadband to connect a wireless network in the Berkshire village of Lambourn had suffered several faults, and that both this connection and a second at another Berkshire village were installed...
[December 12, 2003, 15:30]
A Kernel-Based Communication Fault Injector for Dependability Testing of Distributed Systems
White Papers The tool injects faults directly into the message exchange subsystem, allowing the definition of test scenarios from a wide fault model that can affect messages being sent and/or received. Additionally, the tool is demonstrated in an experiment...
[December 8, 2008, 0:23]
