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1answer
56 views

Intermittent switch failure and data flooding, hardware capacity?

We are using a switch (ZIO-SW500) connected to the building main network and we suffers from intermittent network halt. Normally the network works well. But, sometimes traffic designated to other ...
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0answers
25 views

Debian stalls upon halt

When I tell debian to sudo shutdown -h now I get the following error message: INFO: rcu_sched detected stalls on CPUs/tasks: { 0} (detected by 1, t=15002 jiffies) How do I find the offending ...
0
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2answers
128 views

KVM guest halt to make the host kvm exit

I'm running Linux inside kvm. When I issue the halt command as root in the guest, eventually the guest halts with the kernel log message System halted.. However, the kvm host process keeps running. Is ...
3
votes
4answers
561 views

Best way to execute a command after Linux system halt

Problem: The SSDs in our servers require a power cycle (i.e. off/on, not reset/warm reboot) after a firmware update. Thoughts: Using 'ipmitool chassis power cycle' I can cycle the server's power. ...
5
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3answers
396 views

What's the difference between halt and shutdown now?

halt can turn off the machine, but shutdown now doesn't turn off ,it just logs the root off. Anyone knows the reason?
0
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1answer
105 views

Halt goes into uninterruptable state while shutting down - how can I shut down?

I have had a hard drive failure which has caused a lot of processes to go into an uninterruptable state ("D" state in ps- See this question). I cannot kill these processes, so I wish to shut down, but ...
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4answers
978 views

Prevent EC2 machine from halt, poweroff, shutdown

EC2 Ubuntu servers erase all disk contents when being shut down. Following an unfortunate accident, I have decided to prevent the command-live halt, poweroff and shutdown. What's the best way to do ...