HP3000-L Archives

January 2002, Week 2

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Subject:
Re: Determine # records in message file when it is bei ng accesse d
From:
Tracy Pierce <[log in to unmask]>
Reply To:
Tracy Pierce <[log in to unmask]>
Date:
Wed, 9 Jan 2002 07:51:08 -0800
Content-Type:
text/plain
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text/plain (84 lines) 
you might also want to introduce a way to suspend your reader app too - if
it's keeping up with the writers, zero IS the correct EOF.

Tracy Pierce

> -----Original Message-----
> From: Vivino, David [mailto:[log in to unmask]]
> Sent: Wednesday, January 09, 2002 7:46 AM
> To: [log in to unmask]
> Subject: Re: Determine # records in message file when it is bei ng
> accessed
>
>
> I'm assuming the message file is being accessed by an
> application already.
> In that case QUAD will be unable to open the file.  But the
> EOF will be
> updated and therefore LISTF will show accurate.  If I am
> wrong I apologize.
>
> -----Original Message-----
> From: Ronald R Horner [mailto:[log in to unmask]]
> Sent: Wednesday, January 09, 2002 10:46 AM
> To: [log in to unmask]
> Subject: Re: [HP3000-L] Determine # records in message file when it is
> bei ng accessed
>
>
> NOOOOOO!!!!!  The file in question is a MESSAGE FILE.  That
> means any reads
> to this file are distructive reads.  You read a record, poof record is
> deleted from the file.  Editors will read the contents of the
> file you want
> to edit/view.
>
> Ron Horner
> HP3000 Systems Administrator
> JCPenney Logistics
> [log in to unmask]
> (414) 259-2274
> AIM: hornerrr
> ----- Original Message -----
> From: "Vivino, David" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Wednesday, January 09, 2002 9:31 AM
> Subject: Re: Determine # records in message file when it is
> bei ng accessed
>
>
> > Try using QUAD or EDITOR to open the file.  After that
> fails, check the
> > LISTF again.
> >
> > -----Original Message-----
> > From: Born, Ken [mailto:[log in to unmask]]
> > Sent: Wednesday, January 09, 2002 9:22 AM
> > To: [log in to unmask]
> > Subject: [HP3000-L] Determine # records in message file
> when it is being
> > accessed
> >
> >
> > Greetings,
> > I have a process that reads several message files and
> wanted to know if
> > there is a way to determine the backlog or queue on these
> message files.
> > When I perform a LISTF, it always reads 0 for the EOF.
> > Thanks...
> >
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> >
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>
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>

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