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Questions tagged [reliability]

Reliability is the ability of a system or component to perform its required functions under stated conditions for a specified period of time.

Reliability is the ability of a system or component to perform its required functions under stated conditions for a specified period of time.

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How can the reliability of Software be checked through analysis?

How can we analyze the software reliability? How to check the reliabilty of any application or product?
goutham
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Reliability of MySQL master-slave replication

I have a an application that requires a master catalogue of about 30 tables which require to be copied out to many (100+) slave copies of the application. Slaves may be in their own DB instance or there may be multiple slaves in single DB instances.…
johna
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What is the practical difference between transport and message reliability in WCF?

I am looking at differences between using WPF in .NET or using Silverlight 4 for the GUI front end of an app that connects to WCF services. I have read that net.tcp binding in Silverlight 4 only supports transport level reliability. With a WPF…
MrLane
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Handling PHP errors with $_SERVER['REMOTE_ADDR'] reliable?

Is using $_SERVER['REMOTE_ADDR'] for proper automatic handling of errors reliable? I'm thinking about using it to automatically disable the display of any PHP errors, show a general "Oops, there wen't something wrong." error to the user and log them…
Kid Diamond
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JMS Reliability, handling Server down

I am trying to create a reliable JMS environment using ActiveMQ. I am planning to go for a JDBC master slave clustering approach in which I can persist the messages received by master server to database and slave server can pick those messages and…
Adithya Puram
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Circle Detection - Reliability Assessment

I'm writing a OpenCV-powered C++ application. The application basically analyzed handwritten images and recognizes symbols (do not expect alphanumerical symbols, it is a deaf-specific writing system). My input images contain symbols with very…
INElutTabile
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How do you expand an pure ACL2 script into a fully-fledged program

I see a lot of resources about how to use ACL2 to prove code, as you would expect, but none on how to use your proved code in production. Do I tweak my ACL2 code to work with CLISP/Scheme/Clojure? Can ACL2 run my code too? (where are the tutorials,…
0atman
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Can you ensure delivery with one-way service methods?

Say I have a proxy that sends a message to a WCF server: NetNamedPipeBinding b = new NetNamedPipeBinding(NetNamedPipeSecurityMode.None); b.MaxConnections = 1000000; EndpointAddress address = new…
Alexandru
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MATLAB Cronbach's Alpha if item deleted

I was wondering if there were a way to run a complete Cronbach's Alpha analysis (like that available in 'Reliability Analysis' in SPSS), including an Alpha value if item is deleted. I've created a Cronbach function from Mathworks File Exchange,…
8eastFromThe3ast
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Failure Rate Calculation

I have n identical components which are connected together in parallel system, with each having a failure rate of 0.01. Can someone point me to the equation for calculating the probability that at least 2 component will fail together?
It Man
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Building a life-critical System using Agile

Looking at the general trend of comments in my question about Building an Aircraft using Agile, the biggest problem other than cost appears to be safety. Do people feel that it is not possible to build a safe system (or prove it is safe) using…
monibius
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difference between if/else conditions and template match conditions

Going back to the basics, I would like to know in detail the significance of the below code over the latter .. or vice versa .. Code sample1: …
Rookie Programmer Aravind
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WCF service access for redunancy (failover)

I'm looking for the correct way to have redundancy for a WCF service. I think I'm trying to solve a "infrastructure" issue in code. I'm not up to speed on load balancers but it seems like there should be something like routers to exactly this. //…
Bobby Cannon
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MySQL table read order reliability

Is it safe to assume when reading a MySQL table line by line from an application that the table will always read from top to bottom, one after the other in perfect sequential order. E.G. If a table is ordered by a unique ID and I read it in via C++…
Columbo
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Group communication system for .NET

I need a transport mechanism, that guarantees total order broadcast of messages. For example, I have three machines, A, B and C, that send messages: A -> a0, a1, a2.. aN; B -> b0, b1.. bM; C -> c0, c1.. cK. If one of the machines receives messages…
Evgeny Lazin
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