Re: When kill -9 won't do
On Mon, 29 Aug 2005, Kent West wrote:
> garaged wrote:
>
> >On 8/29/05, Kent West <westk@acu.edu> wrote:
> >
> >
> >>Other than rebooting the machine, is there a stronger kill signal than -9 ?
> >>
> >>I was scp'ing some files from a CD drive on the remote machine; the
> >>process hung, so I ctrl-C'd on my end. Then I ssh'd into the remote
> >>machine, and I see the scp process is still running. I've been unable to
> >>kill it. Any ideas? (Also, any process on the cdrom, such as "ls
> >>/cdrom", also hangs, and I can't kill it either.)
> >>
> >>
> >Is it actually running or just idle or zombie ??
> >
> >Max
> >
> >
> It didn't indicate being zombie; however, both processes finally "let
> go" and disappeared. I don't know if they died, or finally responded to
> my Ctrl-C attempts, or finally responded to my kill -9 attempts, or what.
>
> Still, I would've thought a kill -9 would unequivocally, no questions
> asked, kill a process dead. But it apparently doesn't.
Kill -9 is of no help if a process is stuck on time-out type event.
Generally ps shows a D in the status column for such a process.
-ishwar
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