kern/71771: Hang during heavy load with amr raid controller
(466 series / dell perc 2 SC)
Michel Gravey
michel.gravey at 7ici.biz
Thu Sep 16 02:40:25 PDT 2004
The following reply was made to PR kern/71771; it has been noted by GNATS.
From: "Michel Gravey" <michel.gravey at 7ici.biz>
To: "Michel Gravey" <michel.gravey at 7ici.biz>
Cc: <freebsd-gnats-submit at FreeBSD.org>
Subject: Re: kern/71771: Hang during heavy load with amr raid controller (466 series / dell perc 2 SC)
Date: Thu, 16 Sep 2004 11:31:18 +0200
The hang still occurs with a kernel just compiled with -O.
So I really need the patch I submitted.
Maybe not the good way but it works fine for me.
I can test other patches if you have any.
Have a nice day,
Michel Gravey
----- Original Message -----
From: "Michel Gravey" <michel.gravey at 7ici.biz>
To: "Simon L. Nielsen" <simon at FreeBSD.org>
Sent: Wednesday, September 15, 2004 10:35 PM
Subject: Re: kern/71771: Hang during heavy load with amr raid controller
(466 series / dell perc 2 SC)
> Will try now to crash this box (nice program) with a driver not patched
> and a -O only.
> If it doesn't crash, I'm lucky, and no problem with the driver. (I will
> report it)
>
> Thanks for the tip,
>
> Michel Gravey
> ----- Original Message -----
> From: "Simon L. Nielsen" <simon at FreeBSD.org>
> To: "Michel Gravey" <michel.gravey at 7ici.biz>
> Cc: <freebsd-gnats-submit at FreeBSD.org>
> Sent: Wednesday, September 15, 2004 9:28 PM
> Subject: Re: kern/71771: Hang during heavy load with amr raid controller
> (466 series / dell perc 2 SC)
>
>On 2004.09.15 16:14:50 +0000, Michel Gravey wrote:
>
>> The hang (no panic) comes under heavy load after 1-5 hours of make world
>> running at -j4(or -j6 or -j12). The system is a proliant 1850R(P3SMP)
>> with 4 drives on a hardware raid 5 controller, a amr 466 (dell perc2sc).
>> make.conf: COPTFLAGS= -O2 -pipe -march=pentiumpro or GENERIC kernel from
>> fresh install
>I don't know if it is the problem (might not be), but using -O2 (or
>higher) is unsupported on 4.X and will (AFAIR) break at least part of
>the kernel.
>--
>Simon L. Nielsen
>FreeBSD Documentation Team
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