Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 14 Nov 2000 16:31:37 -0700
From:      "Kerry Davis" <kedavis@uswest.net>
To:        "Smith, Malcolm" <Malcolm.Smith@nrc.ca>
Cc:        <freebsd-questions@FreeBSD.ORG>
Subject:   Re: make world crashing repeatedly
Message-ID:  <003601c04e93$08a9aaf0$0200000a@system>

next in thread | raw e-mail | index | archive | help
the odd thing, though, is that any other OS I try - including NT - works
fine.

-----Original Message-----
From: Smith, Malcolm <Malcolm.Smith@nrc.ca>
To: 'Kerry Davis' <kedavis@uswest.net>
Date: Tuesday, November 14, 2000 3:59 PM
Subject: RE: make world crashing repeatedly


>Kerry,
>
>Reading your symptoms again, it might be a heat problem.  Check
>that all of your fans are working properly.
>
>The L2 cache could be a problem because it may contain a bad bit.
>Bad cache bits don't always cause an immediate failure,
>and they don't tend to put parity bits on them so you
>don't get a "Bad Cache Memory" error or anything like that.
>
>On one motherboard that I had, the company installed one of the
>cache chips backwards, and it still took quite a few seconds of
>BIOS tests before it even complained about that (that was after
>the chip was fried; I think it even tested all of memory without
>complaining the first few times!)
>
>Bad memory can cause many bogus error messages, and if your
>box is old (which a 486 is likely to be), then maybe it is
>just bad cache.  If it makes no difference after you turn the
>cache off, then it is probably something else.
>
>Memory errors are often heat related, so it could be cache trouble
>caused by too much heat.
>
>My nasty 486 motherboard (the one that had the backwards cache chip)
>would not install OpenBSD.  It turned out to be a bad PCI slot.
>Go figure. But, if I didn't use one of the PCI slots it was fine;
>if I did, it would crash.  Needless to say, I needed all the slots
>(video + 2 NIC).
>
>If it is a hardware problem, the best fix might just be to buy
>another 486 motherboard.  I know the used computer stores here sell them
>REAL CHEAP, so I would guess you could pick one up for about $10.
>
>Good luck,
>  Malcolm
>
>> -----Original Message-----
>> From: Kerry Davis [mailto:kedavis@uswest.net]
>> Sent: Tuesday, November 14, 2000 2:21 PM
>> To: Smith, Malcolm
>> Cc: freebsd-questions@FreeBSD.ORG
>> Subject: Re: make world crashing repeatedly
>>
>>
>> but can you offer any explanation about why it would matter at all?
>>
>>
>> -----Original Message-----
>> From: Smith, Malcolm <Malcolm.Smith@nrc.ca>
>> To: 'Kerry Davis' <kedavis@uswest.net>
>> Date: Tuesday, November 14, 2000 3:16 PM
>> Subject: RE: make world crashing repeatedly
>>
>>
>> >Kerry,
>> >
>> >Actually, you will probably find that the external cache
>> >only makes about 10-20% difference in speed.  The internal
>> >cache makes about a 10X difference.  Also, if the 486-75
>> >overdrive is like the 486-100, then the L1 cache is larger
>> >than on a regular 486 and so the effect of L2 is lessened
>> >(I am assuming your L2 cache is in the 64 KB - 256 KB range).
>> >
>> >I get the 10-20% difference from tests I did on a 486-100
>> >with 128 KB L2 cache (many years ago).
>> >
>> >You might want to give it a try (rebuilding the kernel in 30 hrs
>> >might still be better than getting Fatal Signals.
>> >
>> >Hope this helps...
>> >
>> >Malcolm Smith
>> >
>> >> -----Original Message-----
>> >> From: Kerry Davis [mailto:kedavis@uswest.net]
>> >> Sent: Tuesday, November 14, 2000 2:03 PM
>> >> To: Zaitsau, Andrei
>> >> Cc: freebsd-questions@FreeBSD.ORG
>> >> Subject: Re: make world crashing repeatedly
>> >>
>> >>
>> >> actually it's currently using an Intel 486-75 overdrive.
>> >>
>> >> and if I disabled external cache, it might take 24 days to
>> >> run, not just 24
>> >> hours.
>> >>
>> >> -----Original Message-----
>> >> From: Zaitsau, Andrei <AZaitsau@panasonicfa.com>
>> >> To: 'Kerry Davis' <kedavis@uswest.net>
>> >> Date: Tuesday, November 14, 2000 2:45 PM
>> >> Subject: RE: make world crashing repeatedly
>> >>
>> >>
>> >> >Let me guess...is it AMD processor?
>> >> >I had the same problem. But as soon as I disabled external
>> >> cache in BIOS,
>> >> it
>> >> >worked just fine. You might want to try that...
>> >> >Tell me if it helps.
>> >> >Andrei.
>> >> >
>> >> >-----Original Message-----
>> >> >From: Kerry Davis [mailto:kedavis@uswest.net]
>> >> >Sent: Tuesday, November 14, 2000 3:34 PM
>> >> >To: freebsd-questions@FreeBSD.ORG
>> >> >Subject: make world crashing repeatedly
>> >> >
>> >> >
>> >> >What causes Fatal Signal 27 and Fatal Signal 26 during "make
>> >> world?"  I
>> >> >haven't been able to find ANY information on the problem.
>> >> >
>> >> >My first attempt to cvsup from 4.1 to Stable seemed to be
>> >> okay, everything
>> >> >apparently was ftp'd successfully over my DSL connection.
>> >> but "make world"
>> >> >died after about 7 hours, with the "fatal signal 27"
>> >> message.  no other
>> >> >explanation given.
>> >> >
>> >> >following that, I did "make clean" as someone suggested, and
>> >> tried "make
>> >> >world" again.  that time, it ran for about 12 hours, and
>> >> died with "fatal
>> >> >signal 26" showing "cc: Internal compiler error: program cc1
>> >> got fatal
>> >> >signal 26" then "error code 1" and "stop in
>> >> >/usr/src/gnu/libexec/uucp/libunix" followed by "stop in" and
>> >> "error code 1"
>> >> >again for each level up:  /usr/src/gnu/libexec/uucp, then
>> >> >/usr/src/gnu/libexec, then /usr/src/gnu, then /usr/src
>> >> >
>> >> >any suggestions?
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >
>> >> >To Unsubscribe: send mail to majordomo@FreeBSD.org
>> >> >with "unsubscribe freebsd-questions" in the body of the message
>> >> >
>> >>
>> >>
>> >>
>> >> To Unsubscribe: send mail to majordomo@FreeBSD.org
>> >> with "unsubscribe freebsd-questions" in the body of the message
>> >>
>> >
>>
>



To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?003601c04e93$08a9aaf0$0200000a>