Super User Stack Exchange
Super User Stack Exchange

Questions tagged [reboot]

A hard reboot refers to the process of physically removing the power from a computer and starting it back up. A soft reboot refers to the process of shutting down and restarting an operating system, and possibly restarting the computer hardware (initiated by software).

1017 questions
35
votes
11 answers

How to diagnose a spontaneous reboot?

My computer reboots, seemingly completely at random, about once every week to two weeks but has occasionally gone months. It just goes from running fine to the POST with no error messages or anything and doesn't seem to be due to heat or usage as…
Spectralist
  • 451
16
votes
1 answer

What is the main difference between reboot and restart of a machine

What is the major difference between reboot and restart of operating system? Is it just terminologies? Any technical background process evolving around during reboot and restart of operating system?
BlueBerry - Vignesh4303
  • 8,175
7
votes
4 answers

PC restarts while booting

My problem is that my PC restarts while booting. The BIOS shows up, it shows that all HDDs are found and RAM is checked. But when the XP booting screen should appear, my PC just restarts and starts all over again. I tried to reinstall, but it…
Nauris
  • 71
7
votes
6 answers

Computer restarts when put under load

I've got a problem with my computer for around one year. When, for example, I want to install netbeans or watch a movie for some time, my computer restarts. I've got GeForce 7300 gt (6.14.10.9381 driver), Win XP, Pentium IV 2.40 GHZ. Do you know…
oneat
  • 3,321
4
votes
4 answers

My computer shut down and it doesn't start up again

I was using my computer when suddenly it shut down. It was assembled 7 months ago, while the PSU is two weeks old, though it is not a good brand. When I try to reboot it, a led on the case fan lights up for a split second and then turns off. Nothing…
Elena
  • 41
4
votes
2 answers

Completely random computer restarts (crashes?) on any OS

My computer sometimes suddenly restarts. This issue has always existed, and I can't seem to figure it out :/ Have been living with this issue for more than a year, now it's time that it changes! The computer is just suddenly off, and starts up…
rafleo
  • 143
  • 1
  • 4
4
votes
2 answers

can you damage a machine by rebooting too often?

Can you damage a computer by rebooting too often? I'm planning to leave a machine automatically rebooting every 30 mins (scheduled shutdown task). It's a standard dell x86 running XP.
Colin Pickard
  • 8,709
3
votes
4 answers

Are frequent reboots in a short period of time damaging my computer?

I have Windows 7 and three Linux distros. At my work I sometimes have to switch between them 4 or 5 times an hour or more. I've heard a lot of things over the years like that this can damage your CMOS battery or that it can somehow corrupt your RAM…
Blomkvist
  • 2,789
1
vote
1 answer

how does restarting a computer work?

Possible Duplicate: how does reboot work ? In the spectrum of questions asked on this site, this may well be one of the more mundane. But I've been wondering recently just HOW a restart or reboot command works on a computer. The question being…
Ramy
  • 1,151
1
vote
1 answer

Computer powers off then tries to start up but resets repeatedly

My machine has started shutting itself off after a few minutes on, everything goes off. A few seconds (3-5) after everything has stopped the lights come back on, the cpu fan and gfx card come on again. They spin for a second, then everything goes…
Sam Holder
  • 1,011
1
vote
0 answers

My computer often restarts randomly, how do I know what's the issue?

It has been happening for long. I have no idea why. We changed GPU. We changed fans to make sure that CPU is cool. We changed power supply. We really have no idea why. It just restart. I wonder if there is an app that can log things like temperature…
obfuscated
  • 133
0
votes
1 answer

I cannot reboot my computer

I have a Samsung 540 notebook which has Windows 8 installed. I have the following message on my screen: All boot options are tried. Press key to recover with factory image using Recovery or any other keys for next boot loop iteration. This post…
Helpneeded
  • 1
  • 1
0
votes
1 answer

Is it possible to conduct a POST on a server without rebooting it

Is it possible to do a Power On Self Test on a server without rebooting it? I was told the it was possible but have not been able to find any further information on this topic. Is there additional software needed?
735Tesla
  • 175
0
votes
1 answer

Computer restarts randomly

my computer has been restarting randomly for months now. i7 3.2, 8g ram, GTX570, Windows 8. It is not a overheating issue or a power supply issue, ran memtest86+ and it passed 7 tests so I don't think its RAM issue either. Machine is not dusty…
Matt
  • 1
0
votes
1 answer

Latitude D830 spontaneous reboots

I have a Dell Latitude D830 that constantly re-boots. Have tried countless remedies, any suggestions please? Pulling my hair out! Thanks, Danny.
Danny Rost
  • 1
1
2