Overhead is any combination of excess or indirect computation time, memory, bandwidth, or other resources that are required to attain a particular goal.
Questions tagged [overhead]
306 questions
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GSM network network overhead issue
I am try to learn GSM network issues. I would like to know more about in detail "Trade-off between network overhead and call setup time". why network overhead will occurs and how it reflect on call setup time

Mallikharjuna Rao
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Structs into classes - Noticeable function overhead? C++
Taking this as an example:
I have 20 structs. I access all of the struct's fields directly, getting values off them, pointers to other sub-structs they might have, etc.
Now, I restructure the program:
Instead of acessing structs's fields…

parreirat
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Optimizing a complex CUDA kernel to improve memory and compute efficiency
I recently converted an OpenCL kernel to CUDA, and ran nvvp, and found out the below two lines of code placed a heavy toll to the speed of my code:
#define FL4(f) make_float4(f,f,f,f)
float4 S =…

FangQ
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what is the difference between hardware overhead and software overhead when testing performance of an operating system
I am doing a school project for an operating systems class. I have to estimate various overheads - for example, time measurement overhead, context switch overhead, memory/disk access overhead. In several of these contexts, I am required to estimate…

A. Arpi
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MySQL resultset
I have a question regarding the resultset that came from the server. Is there any way to DONT receive the very large stuff of field names and metadata, even if I make a prep.statement and bind etc. the return is very large with my actual data of…

Stefan Carlsson
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PHP IF Statement Evaluation & Server Overhead
I'm curious what the impact on the server is when PHP if statements are evaluated, i.e. memory consumption and CPU usage and if this could become a major issue as traffic grows?
For example, if I use a lot of PHP IF statements in the theme for each…

undoIT
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