*BSD News Article 20847


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Newsgroups: comp.os.386bsd.questions
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From: hasty@netcom.com (Amancio Hasty Jr)
Subject: Re: 0.9 NetBSD hangs
Message-ID: <hastyCDAzKt.7L2@netcom.com>
Organization: Netcom Online Communications Services (408-241-9760 login: guest)
References: <26tidf$luo@theory.TC.Cornell.EDU> <CD98tt.tw@veda.is>
Date: Mon, 13 Sep 1993 17:36:29 GMT
Lines: 30

In article <CD98tt.tw@veda.is> adam@veda.is (Adam David) writes:
>marty@TC.Cornell.EDU (Marty Faltesek) writes:
>
>>With 0.9 NetBSD, every day or so, the machine hangs after
>>executing an arbitrary command.   I have a 386DX-33 with
>>X running, and 8 megs.  
>
>>The disk drive light remains on.  I have no idea how to track
>>this down.  Is there any way to jump into a kernel debugger? 
>
>If you have any disks using the wd driver, this is a known problem.
>The only 100% solution at present is to keep trying disks and controllers
>until you find a combination that doesn't cause this problem to manifest,
>or switch entirely over to scsi.


Okay, I am openning myself to flames :-)

I seem to recollect from old  wd drivers that there were tight loops
with out some sort of retry count limit that in certain cases it would hang
the system. Can anyone out there check their wd driver to see if such
code still is present in the latest *BSD releases?

Thank you,
	Amancio Hasty
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