Date: Thu, 3 Nov 2005 07:41:33 +0100
From: Willy TARREAU <willy@w.ods.org>
To: Roberto Nibali <ratz@drugphish.ch>
Cc: Marcelo Tosatti <marcelo.tosatti@cyclades.com>,
       Grant Coady <gcoady@gmail.com>, linux-kernel@vger.kernel.org
Subject: Re: Linux 2.4.32-rc2
Message-ID: <20051103064133.GA11619@pcw.home.local>
References: <20051031175704.GA619@logos.cnet> <4366E9AA.4040001@gmail.com> <20051101074959.GQ22601@alpha.home.local> <20051101063402.GA3311@logos.cnet> <4367C95D.3050108@drugphish.ch> <20051102002821.GC13557@alpha.home.local> <43689CCF.1060102@drugphish.ch>
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On Wed, Nov 02, 2005 at 12:02:39PM +0100, Roberto Nibali wrote:
> Bonjour Willy,
> 
> >>Willy, if you have time, could you check your non-i386 boxes with a
> >>2.95.x compiled 2.4.x kernel, with IPVS enabled?
> >  
> > Yes, no problem, but you'll have to tell me what to test ! (a config
> > or script will save me some time). I have a Sun Ultra60 (ultrasparc SMP)
> > which matches your description. I just have a doubt about gcc-2.95
> > availability on this box, I know I have a 3.3.6, do you think that the
> > problem is gcc-related (too strong optimization or de-inlining, etc) ?
> 
> At least following should be set, the rest you can leave to your gusto:
> 
> CONFIG_ACPI=y
> CONFIG_ACPI_BOOT=y
> CONFIG_ACPI_BUS=y
> CONFIG_ACPI_INTERPRETER=y
> CONFIG_ACPI_EC=y
> CONFIG_ACPI_POWER=y
> CONFIG_ACPI_PCI=y
> CONFIG_ACPI_MMCONFIG=y
> CONFIG_ACPI_SLEEP=y
> CONFIG_ACPI_SYSTEM=y
> 
> CONFIG_IP_VS=m
> CONFIG_IP_VS_DEBUG=y
> CONFIG_IP_VS_TAB_BITS=12
> CONFIG_IP_VS_RR=m
> CONFIG_IP_VS_WRR=m
> CONFIG_IP_VS_LC=m
> CONFIG_IP_VS_WLC=m
> CONFIG_IP_VS_LBLC=m
> CONFIG_IP_VS_LBLCR=m
> CONFIG_IP_VS_DH=m
> CONFIG_IP_VS_SH=m
> CONFIG_IP_VS_SED=m
> CONFIG_IP_VS_NQ=m
> CONFIG_IP_VS_HPRIO=m
> CONFIG_IP_VS_FTP=m
> 
> One issue is a possible C99'ism in the last IPVS patch. If you find
> time, please have a 2.95.x compiler installed.
> 
> Another thing that could fail is if you additionally set
> 
> CONFIG_ACPI_FAN=m
> 
> and compile with CFLAGS="-g -ggdb"
> 
> > Please keep us informed when you have more info.
> 
> I will, and I will get more details, as time permits. My beef with the
> IPVS code seems to be wrong, the code works as expected so far. I'm
> stress-testing it though until Sunday on a 4GB Dual P4 Xeon with HT combo.

Well, finally built on sparc64-smp with gcc-3.3.5 (minus CONFIG_ACPI_*) and
on athlon-smp with gcc-2.95.3. So if you want me to do some tests, it will
be possible.

Regards,
Willy

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