Re: Can't kill process

From: Jeff Fisher (jeff+freebsd_at_jeffenstein.org)
Date: 02/24/04

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    Date: Tue, 24 Feb 2004 23:01:51 +0100
To: freebsd-stable@freebsd.org

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    On Tue, Feb 24, 2004 at 09:22:35PM +0300, Dmitry Morozovsky wrote:
    >
    > If a process is a zombie (haven't got proc table entry fully defined) or has
    > called blocking system call which is blocked (such as disk read request to bad
    > disk media, or NFS read request to NFS server which is not reachable), then
    > such process is unkillable.

    A process can also end in this state if it's parent does not ignore the
    SIGCHLD and does not call wait(2).

    These zombies are unkillable, but can be cleaned up by killing the parent,
    then init will reap them.

    - --
    jeff@jeffenstein.org http://www.jeffenstein.org/
        Fortune for today:
    Biology grows on you.
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