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22 votes
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How to make a CPU
11 votes -
Can old, poorly wired electrical outlets cause a PC to freeze?
Fellow PC builders, here's a fun one for you. I took some "old" and no-longer-used PC parts and built my sister-in-law a gaming PC for her and her stepdaughter to use. It was a Christmas gift so...
Fellow PC builders, here's a fun one for you.
I took some "old" and no-longer-used PC parts and built my sister-in-law a gaming PC for her and her stepdaughter to use. It was a Christmas gift so the stepdaughter could play the Sims.
She has called me three times to tell me it's completely frozen - like hard locked, dead freeze, screen is displaying the last frame it was on but you can't interact with the PC in any way until you reset it with the power button.
She let it sit for an hour before she gave up. Two times this happened while stepdaughter was playing the Sims 4 and once it happened while my brother-in-law was watching YouTube videos.
Obviously, I went through the usual things you'd think in this situation and I had her bring the PC over so I could do some digging. Fully expecting to find a hardware issue, I tried the following:
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I ran the Sims while also watching multiple YouTube videos in the background. Couldn't replicate the issue after about two hours.
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I obviously checked the temperatures while gaming and YouTubing, checked the usual performance metrics and everything was great.
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Ran OTTC stress tests - all of them. Under heavy loads, this thing was doing fine. Even at 100% utilization, the memory, graphics card, and cpu were fine. Did a power test too, fine. Did a "combined" stress test and all was fine.
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Ran mem86, no issues with the memory, no bad sectors or errors.
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Played Skyrim on ultra for several hours. This was a really fun way to troubleshoot.
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Checked the event log from the day she had freezes. I can see where the event happened because leading up to the unexpected "power off" event, there were a ton of events related to various processes timing out. Seems like it was unable to connect with services and run certain background processes while it was frozen? I didn't see anything that really stood out to me as being a possible cause except...
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in the event viewer, there were a few events related to Microsoft family safety. I set this up at the request of SIL so stepdaughter wouldn't get into anything she shouldn't. In the Event Viewer, it seems like maybe it wasn't verifying something correctly or didn't have permissions it needed? Upon Googling, I found some other folks with this error but I couldn't find anything about whether it caused freezing or not. Seems like one of the many events that just gives a warning but doesn't have any effect. One guy who had this issue had his computer freeze but disabling the family safety entirely did nothing. People in the comments thought it probably wasn't related. I also found another event that Google wasn't very helpful with. Might have been related to sound card but my sound card drivers are up to date and again, I have not been able to replicate the issue even when gaming and watching videos, so I don't know if it's related.
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I ran the Windows System Files Checker and found no issues related to my Windows install.
I can't figure out why this would be happening only at her house. She says it froze after one hour of use every time. This brings me to the title of this post. My SIL moved into a really old house with sketchy wiring. My FIL told her the wiring is so bad that she needs to get it fixed immediately or risk a fire, so she's working on that. This house has a butler stairway, asbestos, and plaster/lathe walls if that tells you what we're dealing with here. This is the ONLY thing I can think of that would possibly be different between the two setups and maybe explain the freezing, but it just seems so unlikely to me that this is the cause.
Help?
21 votes -
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The Intel NUC replacement is here! GEEKOM MiniAir 12 review.
7 votes -
Solar power is changing life deep in the Amazon
9 votes -
Making the Macintosh: Technology and culture in Silicon Valley
11 votes -
Tiny undervalued hardware companions
37 votes -
Novo Nordisk Foundation is entering into a partnership with Nvidia to establish a national AI research centre in Denmark – will be home to one of the world's most powerful supercomputers
5 votes -
What is the most reliable and affordable form of storage medium to use as a backup drive for your computer?
I just had my backup hard drive die and while it did last a few good years, I just want to know what everyone else is using and what gets the best bang for buck.
30 votes -
The oldest unsolved problem in math. Do odd perfect numbers exist?
11 votes -
Fully documented source code for Lander on the Acorn Archimedes
8 votes -
Interview: Kenta Cho (Japanese indie game developer)
17 votes -
For the first time: system roms, data dumps, scans and photographs, and a MAME driver for the little-known Sega AI
13 votes -
Crusty, the indestructible Mac
6 votes -
Tips on building keyboard-centric workflow
I do not like using mouse. I feel it disturbs the flow of things I am doing. Moreover, I like quickly pressing through a bunch of keystrokes that results in what I want. There is a sense of...
I do not like using mouse. I feel it disturbs the flow of things I am doing. Moreover, I like quickly pressing through a bunch of keystrokes that results in what I want. There is a sense of satisfaction in that.
For starters, I use Vim and love it. I liked it so much that all my browsers have Vim-like keybindings (through Vimium or Tridactyl). But that is as far as I have gone in making my life easier (apart from switching windows via Command+Tab, but for all else I need to use mouse).
I recently bought a MacBook and it is kind of disappointing that the keybindings are not so intuitive or don't exist natively as they do in Windows. For example, resizing the window was easier on Windows with Win+arrow. There are many such things I find lacking on Mac. Broadly, I am asking for what other improvements can I bring into better my keyboard-centric workflow.
19 votes -
Inside the mechanical Bendix Air Data Computer, part 3: pressure transducers
4 votes -
New miniature PC's from Minisforum
14 votes -
Microsoft is adding a new key to PC keyboards for the first time since 1994. The Copilot key will eventually be required in new PC keyboards, though not yet.
45 votes -
Inside the world's highest tech prison - HMP Fosse Way
12 votes -
G-Sync/Freesync - What's your opinion?
This was tempting to post in ~games but think it suits ~tech better. What are your thoughts on these monitor frame sync technologies? Have they made a big difference to your gaming experiences?...
This was tempting to post in ~games but think it suits ~tech better.
What are your thoughts on these monitor frame sync technologies?
Have they made a big difference to your gaming experiences?
Could you do with out it?
What about G-Sync vs Freesync?20 votes -
Fixing Macs door-to-door
13 votes -
Realized my screen is 144, not 60 hz
Yes, yes, I know, the classic blunder 😅 I just have to say though, the difference is insane, I mean what the actual fuaæosiuhrfjk!? I have been on 60 hz screens my entire life, only upgrading to...
Yes, yes, I know, the classic blunder 😅
I just have to say though, the difference is insane, I mean what the actual fuaæosiuhrfjk!?
I have been on 60 hz screens my entire life, only upgrading to 1080p in 2015 or so, and I bought my current screen from a friend a year or two ago -- I guess that's why I never realized it was 144 hz, not 60 hz!? But playing WoW with another friend yesterday, we started talking about specs and refresh rates came up, so she even offered that I could borrow her second screen because she felt so sorry about my only having 60 hz. So for fun and just to be sure, I went to check my settings and yup, it said 144 hz in there! "Surely not", I thought... so I clicked it and absolutely surely fucking yes, it instantly looked a million times better??? I laughed so hard because it is both amazing and I am an idiot because I have seen this exact meme dozens of times and I cannot believe that I am a victim too 😂
The colors are so much richer, the movement of everything was so much smoother. I mean seriously, my mind is still completely blown now a day later. This is a great christmas present for myself, and it was free!
I don't think any other computer upgrade has ever had this big an impact. Blew my mind!
37 votes -
Intricate mechanisms run the machine's program — one step at a time
6 votes -
GamersNexus' "Mega Charts" for PC parts
11 votes -
The spirit of “view source”
19 votes -
Advice on GPU upgrade wanted
So I'm in the market at the moment for a GPU upgrade. I haven't spent a dumb amount of money on something stupid in a while now and I'm thinking this Christmas season is the time. My only problem...
So I'm in the market at the moment for a GPU upgrade. I haven't spent a dumb amount of money on something stupid in a while now and I'm thinking this Christmas season is the time. My only problem is, I've been really out of the loop since the Great Shortage. I've heard AMDs cards these days are actually more than complete jokes, and NVIDIA has been getting too big-headed and making some poor consumer choices. So a switch to AMD sounds like it might be viable for me.
At the moment, I've got an RTX 2070 8GB. I've read that lately, games have been utilizing VRAM like crazy so I want to bolster my numbers on that front. Was looking at 12GB cards since the 24GB ones are all ludicrously priced. At the moment, I'd say my budget is around 500/600 USD. Is AMD worth switching to at the moment? Or should I go for something like a 4060?
21 votes -
Early computer art by Barbara Nessim (1984)
18 votes -
Old pinball machines are amazingly complex
44 votes -
Kenichi Shinohara's pixel art Ukiyo-e (1987)
6 votes -
Raspberry Pi Foundation announces details of impending release of the Raspberry Pi 5
52 votes -
What is a simple tech tip that changed how you use your computer or other devices in a significant way?
Looking to accumulate some great tips on this topic! If your tip involves specific software, ideally it should be FOSS (free or open source).
136 votes -
Obituary: Remembering Doug Lenat (1950–2023) and his quest to capture the world with logic
12 votes -
Machines can't always take the heat: How heat waves threaten everything from cars to computers
15 votes -
A microcomputer-like prompt on any device
7 votes -
My city bus just had an onboard computer crash and shutdown while travelling
Title says it all. Panels went dark and motor shutoff while bus was still in motion. Driver did a great job and brakes did not fail. No injuries. I tried to capture reboot sequence but fumbled my...
Title says it all. Panels went dark and motor shutoff while bus was still in motion. Driver did a great job and brakes did not fail. No injuries.
I tried to capture reboot sequence but fumbled my phone :(. Mildly distressing that this is a thing that happens…
Edit
Note this happened twice in a row. The first time eveything powered down completely. The driver stopped the bus, waited a minute, rebooted and off we went. The second time, lights stayed on, but everything else blipped. Deiver restarted engine (presumably for ac) and radioed for help.
31 votes -
Much of the innovation in natural language processing comes from the US, resulting in an English language bias – Finland decided to change the game with a collective approach
12 votes -
Optical media durability update
10 votes -
Autoenshittification: How the computer killed capitalism
83 votes -
How a World War II submarine works
6 votes -
The IBM mainframe: How it runs and why it survives
41 votes -
How to make a CPU
11 votes -
C64 OS: A modern(ish) operating system for the Commodore 64
16 votes -
Intel discontinuing NUC manufacturing
39 votes -
We must end the tyranny of printers in American life
49 votes -
Linux could be 3% of global desktops. What happened to Windows?
47 votes -
Big Commander X16 Update!
6 votes -
Inflection AI develops supercomputer equipped with 22,000 NVIDIA H100 AI GPUs
7 votes -
A preview of Humane's AI Pin - TED Talk by Imran Chaudhri
12 votes -
2,200 forgotten vintage computers are being liberated from a barn in Massachusetts
25 votes -
What's the first thing you do when you get a new computer?
Just got a new laptop. Downloaded firefox plus a few extensions, found a thing that fixes Windows 11's weird task bar, deleted the bundled McAfee, installed steam, GOG, and Epic and switched...
Just got a new laptop. Downloaded firefox plus a few extensions, found a thing that fixes Windows 11's weird task bar, deleted the bundled McAfee, installed steam, GOG, and Epic and switched everything to dark mode. I feel like I'm forgetting a ton of things, but I'm not sure what.
What do you include as part of the standard setup anyone should do with a new computer?
61 votes