Re: [gentoo-amd64] Re: problems with emerging programs [SOLVED]

[Patric Douhane]

Thanks guys, this solved it! I changed the memory timing in bios, but I also 
disabled "apic", so I really don't know which of them did it, but I will 
re-enable them one at a time to check (later on...)

----- Original Message ----- 
From: "Duncan" <1i5t5.duncan@×××.net>
To: <gentoo-amd64@l.g.o>
Sent: Tuesday, September 26, 2006 8:06 AM
Subject: [gentoo-amd64] Re: problems with emerging programs


> "Richard Fish" <bigfish@××××××××××.org> posted
> 7573e9640609251725q52cf39efr58d0f59dfb15ce5b@××××××××××.com, excerpted
> below, on  Mon, 25 Sep 2006 17:25:50 -0700:
>
>> On 9/25/06, Patric Douhane <patric@×××××.se> wrote:
>>> That didn't help. But I have some more info on my problem though, found
>>> this line when trying to emerge mozilla-firefox:
>>>
>>> "./loadmsgcat.c: 1295: internal compiler error: Segmentation fault"
>>>
>>> Hope someone can interprete it...
>>
>> Every time I've seen this message on my systems, it has been the result
>> of
>> flakey hardware, particularly memory.  Nothing stresses the memory system
>> quite like compiling.
>>
>> If the system works otherwise, I suspect flaky memory timings.  Try
>> backing those off (in the BIOS), and see if the problems disappear.
>>
>> And of course, if you are overclocking anything, stop!
>
> 100% agreed!  I used to have some borderline generic memory, rated pc3200
> (400 MHz), that wasn't quite stable at that.  The trouble was my machine
> didn't at that time have a BIOS with memory timing limit capacities, so it
> was clocked what it was rated and that was that.
>
> After suffering with it for awhile, I discovered they had a new BIOS
> update out which allowed memory timing limits.  Setting it to limit @ 183
> MHz (DDRed to 366), I guess PC3000, it was stable as a rock, no problems
> whatsoever, until I upgraded to 8 gig awhile later.
>
> Anyway, while it would occasionally freeze the machine, doing whatever,
> the worst was bunzip2ing and compiling.  Those would segfault frequently
> enough that I had to babysit all my emerges, and learn how to restart in
> the middle of them instead of starting over.  So yes, definitely, if gcc
> is segfaulting, that's a very strong hint of a hardware problem.
>
> Note that memory is one possibility, but another strong candidate is bad
> power, either due to a bad (or underpowered) computer power supply, or in
> one case that came up on the lists, an underpowered UPS, or possibly
> simply bad incoming power.  So in addition to checking memory, verify your
> entire power system, from the wall, thru your UPS (if you don't have one,
> try one, but make sure it's high enough powered), thru your computer power
> supply itself.  Low power's the equivalent of clocking beyond stable, in
> that the effect is occasional zeros where there should be ones.  And yes,
> it's gcc and bzip2 (well bunzip2) that seem most sensitive to it.
>
> On the bright side, when there was a problem, gcc would segfault or
> there'd be other errors.  I never had an issue with bad builds due to the
> memory.  It either built right, or it failed to complete the build at all.
>
> --
> Duncan - List replies preferred.   No HTML msgs.
> "Every nonfree program has a lord, a master --
> and if you use the program, he is your master."  Richard Stallman
>
> --
> gentoo-amd64@g.o mailing list
>


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