Questions tagged [diagnostic]
The diagnostic tag has no usage guidance.
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1answer
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How can I instruct my non-technical users to reliably generate a system spec report? [on hold]
We are building a resource-intensive software application for users who are not particularly expert computer users. Often, their typical office PCs are not up to our minimum spec especially GPU.
We ...
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1answer
20 views
HDD physical health check utility in OS X?
Is there a way in OS X to check the the physical health of a HDD;
e.g., if it's been dropped or is displaying signs of wear and tear?
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Can't boot Efi shell from usb drive
I downloaded an EFI shell from then moved it into a usb flash drive in the folder /efi/boot however when I try to boot from that drive it gives me the "an operating system was not found" error then ...
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0answers
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How do I identify the root cause of unexpected reboots?
In the last few months, my computer has started rebooting seemingly at random. It cuts out instantly, as if I'd pressed the reset button, and boots up as normal. There are no common traits I can ...
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3answers
56 views
How can I determine what is murdering my CPU?
My system is periodically becoming very sluggish. Everything is hard to do when it gets like this, including typing. The mouse pointer is generally fairly responsive, but clicking is not. After a ...
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0answers
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Diagnosing the reason of Kernel Panic and forcible shutdowns on a Win 10 Laptop
I have a laptop purchased in 2014 with the following spec:
XMG U705 ULTIMATE Gaming Notebook
. NVIDIA GeForce GTX 980M 8192MB GDDR5 with G-Sync
. Intel Core i7-4790 | 4 Kerne | 8 Threads | 3,6 - 4,...
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78 views
Getting rid of the diagnostic boot
I am currently using Dell Latitude E4300 and the issue is that the power button board is not working due to which my computer always boots in the diagnostic mode. I've checked that under System ...
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1answer
80 views
Windows 10 stuck in diagnostics loop
Laptop : Sony vaio Model number : SVF152125NB Running O.S : dual boot (Windows 10 and Ubuntu)
After the last update (probably at June 2018, I don't remember the exact update name/ID) from Windows, my ...
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40 views
What tests should I run before my laptop's service warranty expires?
I just got an email warning me that my laptop's hardware service warranty will expire very soon. What tests should I run to identify components that are at risk of failing?
I am running Fedora Linux ...
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1answer
741 views
How to consistently get USB 3.0 connections to multiple external hard drives from a single USB 3.0 port connected via a USB 3.0 hub?
I have a simple task that I am trying to accomplish: attach two USB 3.0 external bus-powered platter-based 2.5" hard drives to a single USB 3.0 port and have them both operate at USB 3.0 speeds.
To ...
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1answer
339 views
How can I test my internet connection's stability and detect very short sub-second outages?
I'm experiencing a problem with my cable internet connection where it will occasionally drop out for less than a second. It's barely noticeable most of the time, but when downloading large files, ...
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0answers
612 views
What is the best way to test a GPU's dedicated memory?
I have a Dell Inspiron 3542 that sometimes displays short vertical lines when Windows 7 boots instead of the animated but logo, but they disappear immediately at the next loading step.
I wanted to ...
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1answer
147 views
Should all drives on a USB 3.0 (USB3) Hub be the same speed?
I purchased a USB 3.0 Hub with external power supply. When attaching identical USB3 platter-based hard drives to the hub, CrystalDiskMark reports drive speeds of 80-90MB/s (sequential reads) for the ...
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2answers
187 views
How to diagnose a lagging Windows 7 laptop?
Symptoms
Windows 7 laptop is suddenly responding very slowly. For example, clicking on the sound icon in the system tray takes about 5 seconds to display the volume control. Interestingly, it only ...
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2answers
56 views
How do I diagnose spotty wifi at coffee shop?
I'm at this coffeeshop (regularly), and it seems that there are always people online getting good work done, but I cannot reliably expect the wifi to work for me. Despite the fact that my computer ...