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Questions tagged [diagnostic]

Use this tag when referring to preforming diagnostic actions (testing,etc.) on a computer.

38 questions
21
votes
3 answers

Tools to diagnose Ubuntu problems

Over time a user will have several problems with Ubuntu as any other OS in the world. What tools and terminal commands exist in Ubuntu to help diagnose how the problem occurred and help solve it if it can be done. Problems like: Ubuntu Freezes…
Luis Alvarado
  • 216,643
21
votes
5 answers

How to determine hardware?

Is there a command to detect the type of processor, type of graphics card, type of hard drive, just the basic hardware my computer is running? I'm running 12.04.
TerNovi
  • 417
11
votes
1 answer

Main differences between fsck and chkdsk?

What are the important differences between fsck and chkdsk, and which command will reduce and correct the most hard disk errors?
Raja G
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  • 331
10
votes
2 answers

How do I find out which driver a piece of hardware is using?

Today I'm trying to figure out which driver is best for my USB wireless dongle. Everywhere I look I just see Ralink STA but this isn't telling me which module this actually is. I'm sure there's a way of looking it up but the computer should be able…
Oli
  • 299,380
10
votes
3 answers

Google-chrome does not print while other apps do

Please help me to confirm this is a browser problem! I've posted the same problem in Google-Chrome Help because I suspect it is a browser-problem. I'm using a HP Officejet Pro 9120e Series printer via WIFI on my Ubuntu 25.04 desktop. The printer is…
Tom
  • 103
9
votes
3 answers

How do I know which RAM I'm using?

I want to buy some extra RAM but Hardinfo wont tell me which brand, model, latency and speed I'm currently using to buy the same kind. What else can I use?
zShell
  • 171
6
votes
1 answer

Diagnoses Live OS

I was wondering if there is a live ubuntu or linux in general OS built for running hardware and software diagnostics no matter what condition the hardware is in.
user88311
  • 175
5
votes
2 answers

How to ping a specific port

I often use the ping command to check if a website is available or not, or if I can access a machine, so basically mostly for diagnostics, and what would be really useful is if I could specify which port(s) those ICMP echoes go to, is there any way…
user364819
4
votes
2 answers

How do I diagnose a sudden slowdown

Running a particularly compute-intensive task on my computer (Tecra W50) for more than a few seconds causes it to become very slow. Performance does not return to normal after the task completes. Running time python3 -c "for i in range(10000000):…
Clément
  • 281
4
votes
1 answer

List size of all disks and partitions in bytes

I am looking through the various *fdisk and *parted utilities along with a few others. I am searching for a utility (or collection of utilities) that will list the size, in bytes, of all of the disks and partitions on a machine. Bonus points for any…
Huckle
  • 7,258
3
votes
2 answers

How can I find out the temperature components are running at in 14.04?

The title of the question says it all really. I have a new laptop with Ubuntu 14.04 installed. There appears to be an overheating problem which fortunately does not appear to be affecting performance. I suspect it is my nvidia geforce card, even…
gman
  • 2,324
3
votes
2 answers

How to identify the process that's sending error messages to terminal?

The following error message occasionally appears in my terminal: Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object file: No such file or directory ... which is pretty annoying. I have searched online for solutions to this…
kjo
  • 1,217
3
votes
1 answer

programs to interact with hard drive and RAM from terminal

To give you an idea of what I am looking to, for example, I have a gsm modem connected to a serial port of my machine. I can run a program called minicom and be able to directly communicate with the firmware in the modem using the at command set.…
JohnMerlino
  • 7,829
2
votes
1 answer

Which information to provide on a wireless bug report?

I own a Belkin wireless USB adapter. It seems to be supported by the rtl8192cu driver in 11.10 betas, which is great, because in 11.04 the driver had to be compiled/installed manually. But, nobody is perfect, and I seem to have some driver-related…
Xavi López
  • 270
1
vote
0 answers

ubuntu system diagnostics

I keep getting errors "sorry, Ubuntu 16.04 has experienced an internal error" giving me the option to report error. I generally leave that checked. Is there any type of system diagnostics that I can run to determine what the problem is and stop…
Edgy1
  • 537
1
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