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Questions tagged [process-control]

Process Control defines the boundaries within which a team works to deliver a quality product at an optimal pace.

Process Control is traditionally an engineering discipline that deals with keeping the output of a specific process within the optimal limits.

In Software as well, process control is applied in a similar sense to make sure that all the energies are applied towards achieving the same goal or successful delivery of quality software. Process Control, in software, would mean that we define the boundaries within which we work and the results are acceptable. The requirement specifications, design documents, number of test cases, UAT, Code Reviews all come under process control.

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JIRA implementation for process control and scrum

I am reviewing JIRA for possible use within several development teams at the company I work for. We use Scrum as a base for our project management. We have good, self-organizing teams, almost no assigned work, etc. JIRA seems great for some of…
Brian Mueller
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Using a PID controller to manage resources in programs

I was wondering if there is a precedent for using PID controller type mechanisms to manage computation resources (see http://en.wikipedia.org/wiki/PID_controller). By computational resources I mean: Spare Threads, Spare Processes, Queue Lengths,…
user1172468
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ulimit returns 0 as exit status... how to get 1 if process killed?

I'm writing a shell script that called some programs that can use up all resources and effectively kill a machine. I must prevent this some happening. My idea was to use ulimit to set resource limits (first time I've ever actually needed to use…
SO Stinks
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What equations are in Python Gekko flowsheet objects?

What are the equations and other details of the built-in Python Gekko flowsheet objects such as the reactor model? Gekko has the compounds that I need for an industrial application of nonlinear Model Predictive Control (MPC) to a gas-phase…
TexasEngineer
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How to unit test PCNTL forker class in PHP?

I have an abstract PHP class that is responsible for doing process forks and also detaching the current process from terminal and continue as deamon. I really would like to get tips about how to unit test this class (PHPUnit). Let's say implement a…
gphilip
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BASH shell process control - any other examples of controlling/scheduling work

I've inherited a medium sized project in which the main (batch) program is fed work through a large set of shell scripts that do a lot of process control (waiting for process to complete, sleeping, checking for conditions, etc) [ and reprocessed…
jim
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Process Control Issue

Why doesn't the loop end the first time collatz() returns 1? def collatz(): global number if number % 2 == 0: number = number // 2 print(number) return number else: number = 3 * number + 1 …
Tuto
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Seeking good source of FOSS graphics/components for Process Control/Scada

I want some whizz-bang browser graphics to impress management - for SCADA/process control. Until now I have been worrying about which technology - to SilverLight or not to SilverLight? But, really, the technology doesn't matter too much when I am…
Mawg says reinstate Monica
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R control chart with multiple lines

I'm working with physicians on a project to monitor compliance to proper dosage of antibiotics. To track the proportion of events that are not compliant, physicians like to use P charts I would like to generate a P-Chart with 3 limit lines…
user3072084
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Context Switch OS : How much and How frequent Context Switching is recommended for OS?

I was asked to answer a question about the OS context switch and I cannot find the answer in my textbook. How much and How frequent Context Switching is recommended for OS?
niyo
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OPC-plug-in for OpenAPC software?

Does anybody know of a 3rd party OPC-plug-in for free OpenAPC-software ( http://www.openapc.com )? Or in case it does not exist, any recommendations for an open-source OPC client that can be used as base for implementing such a plug-in? Together…
Elmi
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Exponentially weighted moving average- without mean or standard deviation?

Hi I have collected some process data for 3 years and I want to mimic a EWMA prospective analysis, to see if my set smoothing parameter would have detect all the important changes (without too many false alarms). It seems like most textbooks and…
user3295481
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semaphore initialization

I have a semaphore that I tried to change the value of and it fails. After reading the man page I learned that if the value is less than 0 and you use SETVAL it will fail (I wasn't initializing it). But when I initialize it I get "identifier…
cpowel2
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How to get top 'n' CPU consuming processes in particular time interval by performance monitor or any other utility?

I am using windows 2000 server. I want to know top 5 processes that consume most CPU at particular time. I am using performance monitor for this purpose. But the problem is in performance monitor tool I can add specific process and records in CPU…
Dhruv
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Using sympy, having an issue with an expression not being able to convert to a float

I am using sympy to be able to perform Laplace/Inverse Laplace transforms for a controls class. Currently I am using the inverse Laplace but am having the error shown below my code. I believe the issue has something to do with the package and not my…
Sandy
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