Questions tagged [hardware]
Computer hardware is the collection of physical elements that comprise a computer system.
152 questions
13 votes
5 answers
2k views
How do I find what's causing a task to be slow, when CPU, memory, disk and network are not used at 100%?
I'm currently analyzing a process that is considered too slow. In summary, it's a task that loads a lot of data from Microsoft SQL Server, performs some basic stuff on it, and creates a report. It ...
- 139k
0 votes
2 answers
444 views
Origins of Unit Testing in hardware?
According to the Wikipedia entry for Unit Testing, it is defined as a technique for testing components of a system in strict isolation from each other, and it is described as having been expressly ...
- 32.8k
3 votes
3 answers
633 views
How can single thread execution speed further increase since frequency stagnates?
What are things that newer CPU can do to speed up single thread execution? multiple registers? (can compilers always benefit from it?) SIMD? (do compilers use SIMD without code annotation?) does a ...
- 2,280
0 votes
1 answer
718 views
Are there any guidelines for calculating hardware requirements in a containerized environment?
At an architectural section of an interview I was asked to produce hardware requirements for a certain system I designed. It was a microservice-based system which runs in Kubernetes, Openshift or any ...
- 307
0 votes
1 answer
148 views
Design for hardware UIs
What is a suitable software design approach for handling user input from hardware buttons, where the function of each button depends on state? I'm designing a musical instrument which has a lot of ...
- 169
1 vote
1 answer
116 views
Can we reliably use unaligned scalars on contemporary hardware?
Processors have come a long way in their handling of unaligned data - from crashing at the very notion of it, through suffering severe penalties, all the way to having almost no impact. I suppose it ...
- 763
0 votes
2 answers
392 views
Accessing Hardware-based resources from multiple worker threads
I have a technical application that interacts with different hardware components: measurement devices, sensors, custom hardware. These use dedicated interfaces like USB, serial ports, TCP/IP ...
- 119
-1 votes
2 answers
374 views
How do android developers develop BLE-Clients without BLE Hardware? [closed]
First an foremost I would like to apologise if this is a trivial question, however it has been costing me a few workdays worth of freetime and I am appearantly too incompetent to figure this out ...
- 107
2 votes
1 answer
116 views
Modelling multi-device manufacture machinery software
We are building a multi-device (different vendors, different types) manufacture machinery where these device work together orchestrated by our software and operated by a human being to create various ...
-1 votes
1 answer
255 views
Is it viable to use imprecise analog computers to simulate equally artificial intelligence?
I was searching about simulation of artificial intelligence, machine learning and subjects alike and saw the news that some startups around of the world are using analog computers to simulate ...
- 117
0 votes
0 answers
102 views
Trade-off between usability and clean design
I have designed our in-house hardware testing framework. My goal is to ultimately release the framework into the public domain. Early on, my foremost design criterion was to provide a powerful yet ...
- 101
-1 votes
1 answer
538 views
Architecture for interfacing to embedded systems hardware in c++
I have been spending quite a bit of time recently researching the "best" (read most elegant. robust, simple to use, and resource friendly) ways to develop low-level hardware abstractions for ...
- 799
1 vote
0 answers
504 views
What do the Trapezoid-shaped boxes mean in this schematic diagram of RISC architectures (from Wirth's compiler construction)
I am currently browsing through Niklas Wirth's compiler construction book. He presents a simple RISC architecture as a target for code generation using the following diagram. The symbols/shapes used ...
- 3,088
4 votes
3 answers
1k views
How does cuRAND use a GPU to accelerate random number generation? Don't those require a state?
My understanding is that every PRNG or QRNG requires a state to prevent the next item in its sequence from being too predictable; which is sensible, as they're all running on deterministic hardware. ...
- 396
3 votes
1 answer
176 views
Am I using the correct terminology for my project?
I'm currently the sole programmer for a project. We are creating a handheld device that includes a screen to display live data and video feed, push buttons to control the program's functionalities, ...
- 141