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20030731: Questions/issues with pqact

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  • Subject: 20030731: Questions/issues with pqact
  • Date: Thu, 31 Jul 2003 12:55:55 -0600

Steven,

>Date: Thu, 31 Jul 2003 12:34:55 -0500
>From: Steven Danz <address@hidden>
>Organization: Aviation Weather Center
>To: Steve Emmerson <address@hidden>
>Subject: Re: 20030731: Questions/issues with pqact

The above message contained the following:

> Right, but say pqact closes its end of the pipe, and the decoder is
> 'busy', could be swapped out, could be writing/creating a file, etc.
> and hasn't recognized that the EOF has been sent.  I'm wondering if it
> is possible that pqact is off starting anew decoder since it closed
> its end of the pipe while the previous decoder hasn't actually exited
> yet.

As far as I know, that's entirely possible.  One of my colleagues (Tom
Yoksas) has said that he's seen this behavior on systems that are being
pushed to their limits.  His solution was to use multiple pqact(1)s.

Regards,
Steve Emmerson