Xref: utzoo comp.unix.i386:5743 comp.sys.att:9757
Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!uwm.edu!cs.utexas.edu!uunet!aplcen!wb3ffv!smarc
From: smarc@wb3ffv.ampr.org (Marc Siegel)
Newsgroups: comp.unix.i386,comp.sys.att
Subject: Re: Why is /dev/lp slow?
Summary: Maybe not the (only) reason
Message-ID: <3564@wb3ffv.ampr.org>
Date: 8 Jun 90 04:24:09 GMT
References: <110@westmark.UU.NET> <1990Jun1.184946.17448@cbnewsl.att.com>
Followup-To: poster
Distribution: usa
Organization: Fast Computer Service, Inc. - Middle River, MD
Lines: 26

In article <1990Jun1.184946.17448@cbnewsl.att.com>, rubin@cbnewsl.att.com (Mike Rubin) writes:
> In article <110@westmark.UU.NET> dave@westmark.UU.NET (Dave Levenson) writes:
> >Just upgraded from AT&T SysV/386r3.2 to SysV/386r3.2.2.  Nothing in
> >the hardware has changed....
> >Since upgrading to 3.2.2, the printer has slowed to about 30 cps or so.
> 
> Any other board in the system (whether it has a Unix driver installed
> or not) using interrupt 7, will cause this behavior -- it will eat
> some of the interrupts that come from the lp port.
> 
> Make sure you have no extraneous boards in your box.
> 
> --Mike Rubin <mike@attunix.att.com>

I'm not so sure thats the only reason for the slowdown. I run the same
release and had an Okidata u84 printer on /dev/lp0 & it prints fine.
Yesterday I got an Epson fx286e, plugged it in, and it prints SLOW.

Anybody know why this might happen???

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       _                                 |   Marc Siegel
      ' )--,--,                          |   Cockeysville, Maryland  
       /  /  / __.  __  _                |   {uunet}!wb3ffv!mas!smarc 
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