Re: Pausing a task

[Jan-Benedict Glaw <jbglaw@lug-owl.de>]

On Mon, 2005-06-13 11:50:34 -0400, Richard B. Johnson <linux-os@analogic.com> wrote:
> 
> How can I (as root) pause or suspend a process?
> On VAX/VMS one could do `set process=suspend`. This
> would allow the system manager to check on a possibly
> rogue user.
> 
> Let's say that "Hacker Jack" just got fired because
> he was disrupting a project. One needs to find any of
> his processes where he might be deleting a project
> tree. Pausing, rather than killing the tasks would
> allow evidence to be gathered. Basically, I need
> to set the task(s) priorities to something that
> will take them out of the run-queue altogether.

~# pkill -SIGSTOP -U richard

< examine the situation, attach gdb/strace/ltrace/whatever >

If you just want to let'em continue:

~# pkill -SIGCONG -U richard

MfG, JBG

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