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Groups > linux.debian.kernel > #86908

Bug#1103242: /bin/ip: "ip mon" does not exit when output is gone

From Simon Richter <sjr@debian.org>
Newsgroups linux.debian.bugs.dist, linux.debian.kernel
Subject Bug#1103242: /bin/ip: "ip mon" does not exit when output is gone
Date 2025-04-16 01:10 +0200
Message-ID <KBXzH-dOfg-1@gated-at.bofh.it> (permalink)
References <KBMEh-dGUj-1@gated-at.bofh.it> <KBPC9-dIMA-3@gated-at.bofh.it> <KBMEh-dGUj-1@gated-at.bofh.it> <KBPC9-dIMA-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

Cross-posted to 2 groups.

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Hi,

On 15.04.25 23:35, Luca Boccassi wrote:

>> I started "ip mon" in the background, and closed the shell and the terminal.

>> Monitor mode should probably exit when it cannot write output.

> Isn't this normal behaviour? IE, if I do 'sleep infinity &' and close
> the terminal, it will likewise hang around

Yes, but "sleep" will eventually exit, and doesn't produce output, so it 
doesn't have an opportunity to notice that stdout has been revoked.

And since the only function in monitor mode is to produce this output, 
it can just exit here.

    Simon

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Thread

Bug#1103242: /bin/ip: "ip mon" does not exit when output is gone Simon Richter <sjr@debian.org> - 2025-04-15 13:30 +0200
  Processed: Re: Bug#1103242: /bin/ip: "ip mon" does not exit when  output is gone "Debian Bug Tracking System" <owner@bugs.debian.org> - 2025-04-15 16:40 +0200
  Bug#1103242: /bin/ip: "ip mon" does not exit when output is gone Luca Boccassi <luca.boccassi@gmail.com> - 2025-04-15 16:40 +0200
    Bug#1103242: /bin/ip: "ip mon" does not exit when output is gone Simon Richter <sjr@debian.org> - 2025-04-16 01:10 +0200
      Bug#1103242: /bin/ip: "ip mon" does not exit when output is gone Luca Boccassi <bluca@debian.org> - 2025-04-16 12:40 +0200
  Processed: Re: Bug#1103242: /bin/ip: "ip mon" does not exit when  output is gone "Debian Bug Tracking System" <owner@bugs.debian.org> - 2025-04-15 16:40 +0200

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