Re: zombie "ls"

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Re: zombie "ls"

Mario Storti-3

>>>>> Thu, 28 Nov 1996 10:42:57 +0000 (GMT)
                [hidden email] (Ted Harding)

> Hi Folks,
>
> I don't usually run "ls" from within octave, preferring to observe disk
> life through a different window, so hadn't noticed this one before.
>
> But this time I noticed, after "ps -ax":
>
>  6851 pp2 Z <   0:00 (ls) <zombie>
>  6854 pp2 Z <   0:00 (ls) <zombie>
>  6855 pp2 Z <   0:00 (ls) <zombie>
>  6968 pp2 Z <   0:00 (ls) <zombie>
>  8149 pp2 Z <   0:00 (ls) <zombie>
>
> and, in fact, each time I execute the octave command "ls" I get a new
> zombie process. ("pp2" = ttyp2 is the octave window).
>
> Since "ls is a builtin text-function [to] print a directory listing", one
> feels that it should not be creating zombies. Or does this only happen on
> some OS's (Linux in my case)?
>
> Yours curiously,
> Ted.                                    ([hidden email])

This happens also in my Linux 1.1.59 system, Octave 1.1.1.

Mario

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Re: zombie "ls"

John W. Eaton-6
On 28-Nov-1996, Mario Storti <[hidden email]> wrote:

>>>>> Thu, 28 Nov 1996 10:42:57 +0000 (GMT)
                [hidden email] (Ted Harding)

> I don't usually run "ls" from within octave, preferring to observe disk
> life through a different window, so hadn't noticed this one before.
>
> But this time I noticed, after "ps -ax":
>
>  6851 pp2 Z <   0:00 (ls) <zombie>
>  6854 pp2 Z <   0:00 (ls) <zombie>
>  6855 pp2 Z <   0:00 (ls) <zombie>
>  6968 pp2 Z <   0:00 (ls) <zombie>
>  8149 pp2 Z <   0:00 (ls) <zombie>
>
> and, in fact, each time I execute the octave command "ls" I get a new
> zombie process. ("pp2" = ttyp2 is the octave window).
>
> Since "ls is a builtin text-function [to] print a directory listing", one
> feels that it should not be creating zombies. Or does this only happen on
> some OS's (Linux in my case)?

I can reproduce this problem with 1.1.1 on a Linux system, but not on
a DEC Alpha running OSF/1 3.2.

The problem appears to be fixed in the current test releases.

Thanks,

jwe