From owner-freebsd-current  Wed Mar  4 20:24:43 1998
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Date: Wed, 04 Mar 1998 20:31:21 -0800 (PST)
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Organization: The Simon Shapiro Foundation
From: Simon Shapiro <shimon@simon-shapiro.org>
To: (Donald J. Maddox) <dmaddox@scsn.net>
Subject: Re: silo overflows (Was Re: 3.0-RELEASE?)
Cc: current@FreeBSD.ORG, Evan Champion <evanc@synapse.net>,
        Matthew Thyer <Matthew.Thyer@dsto.defence.gov.au>,
        Mike Smith <mike@smith.net.au>
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On 05-Mar-98 Donald J. Maddox wrote:
 ...

> Try the modifications noted in the included info.  I
> no longer get any kind of sio messages.

This is called ``the rubberband solution''  It may actually work :-)

> Index: sio.c
> ===================================================================
> RCS file: /local/home/ncvs/src/sys/i386/isa/sio.c,v
> retrieving revision 1.194
> diff -r1.194 sio.c
> 117a118
>> /*
> 119a121,123
>> */
>> #define RB_I_HIGH_WATER (TTYHOG / 2)
>> #define RS_IBUFSIZE (TTYHOG / 4)

I have in the file:

#define LOTS_OF_EVENTS  64      /* helps separate urgent events from in
#define RB_I_HIGH_WATER (TTYHOG - 2 * RS_IBUFSIZE)
#define RS_IBUFSIZE     256

Which way should I go about it?

> 
> 
> Add this to your system conf:
> 
> options               "MSIZE=256"
> options               "TTYHOG=4096"

I did.  Thanx!


----------


Sincerely Yours, 

Simon Shapiro
Shimon@Simon-Shapiro.ORG                      Voice:   503.799.2313

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