On a mis-configured or buggy network filer (NFS NAS) writing a large file can cause the filer to freeze. For diagnostics I need to be able to: Suspend (or in other words temporary freeze) all processes of a particular user Resume the user Basically, like a kill -s SIGSTOP and kill -s SIGCONT but for … Read more
I have Debian Wheezy 7.2 running on a HP Thin Client. This little box acts as a file server and is only used from time to time, so I don’t want it to run 24/7 but it has to be available when it’s needed, without any action to be taken in advance (sending a WOL … Read more
I want to get notifications via dbus when the system resumes from suspended state. Following these existing questions: What DBus signal is sent on system suspend? How do I detect when my system wakes up from suspend via DBus or similar in a python app? But none of the examples found in the links above … Read more
I’ve seen it mentioned on Server Fault as well as in a Technet Blog that you should never pause or suspend a domain controller. While searching through Microsoft’s documentation on the subject, I only find one instance where that would be bad. Microsoft’s official support documentation states only that Domain Controllers shouldn’t be suspended for … Read more
I have a couple machines, that have close to no activity for a a longer period of time. And when i try to connect to them with ssh after a week or soo, its like they have gone into “sleep mode”, everything is slow. Load is not reporting anything, but basic command in terminal takes … Read more
I have a laptop that has been installed with ubuntu 20.04 that is being used as a server. Thus I want it to never suspend. By default it automatically suspends when the lid is closed. As I can only access it via ssh (and there is no X installed anyway) I need to disable it … Read more
I want to do a large disk transfer, which slows down responsiveness of my system. What I want is a Unix command that will only run the command after I have been idle at the console for a few minutes. And if I come back half way in, it will suspend the job. Until I … Read more
I am trying to use Hybrid suspend in Ubuntu 14.04.2 . While the suspend and resume works, the wifi and the networking breaks every time. Running /etc/init.d/networking restart or service networking restart/start/stop does not get the network back. Any idea how to get this working? lspci | grep -i network 02:00.0 Network controller: Realtek Semiconductor … Read more
I am suspending Ubuntu every day so I can faster load it the next time. However, in the past few days temperature goes below 5°C over the night, and in the morning I notice that the PC is shut down, instead of being suspended. So I have to boot it instead to wake it from … Read more
I have an HP-compaq-15s-103tx laptop with duel booted Ubuntu 14.04 LTS and Windows 8.1 in UEFI Mode. Every time when I try to Start my laptop after doing ‘suspend’, It does not boot at all. i.e, the usual grub does not appear, and a blank screen with just an underscore . Its stuck here and … Read more
