Re: Oracle Sun T5120 support getting better in debian 6.0.5 ?
On 08/01/2012 02:44 AM, Brig McCoy wrote:
> We've got one that we're not using... what would be involved in setting it up for use as a build/porter?
Best would be to have it somewhere at a location where we host Debian hardware
already. We want to avoid to have yet another hosting location :) Where is the
machine located? And would you be willing to give it out of your hands? Feel
free to reply to hardware-donations@debian.org instead.
Thanks,
Bernd
>
> ...brig
> ________________________________________
> From: Bernd Zeimetz [bernd@bzed.de]
> Sent: Tuesday, July 31, 2012 6:30 PM
> To: T.J. Yang
> Cc: Michel Schanen; debian-sparc@lists.debian.org
> Subject: Re: Oracle Sun T5120 support getting better in debian 6.0.5 ?
>
> Hi,
>
> On 07/13/2012 03:20 PM, T.J. Yang wrote:
>> Hi, Michel
>>
>> Thanks for sharing your info on running Debian on Sun T5120. I really
>> appreciate this.
>>
>> I haven't made the switch yet. I will probably start with running the
>> test using LDOM since I don't have a physical T5120 for testing.
>
> the debian project also doesn't have a T5120 or similar machine - would be nice
> to have as a buildd/porter box to ensure the sparc port keeps going on. Just in
> case somebody has a spare one ;)
>
> Cheers,
>
> Bernd
>
>>
>> tj
>>
>> On Fri, Jul 13, 2012 at 6:48 AM, Michel Schanen
>> <michel.schanen@googlemail.com> wrote:
>>> Hi,
>>>
>>> we installed Debian SPARC 6.0.3 on 20 Sun T5120 Enterprise nodes
>>> interconnected with infiniband cards and onboard network cards. The
>>> infiniband cards are very buggy and only work over IP. Problem is that there
>>> are no supported infiniband drivers for Linux/SPARC.
>>>
>>> I recommend the Debian installation guide for SPARCs. We used the TFTP
>>> method, which worked fairly well. We ran into the same trouble as you when
>>> connecting a CDROM drive.
>>>
>>> http://www.debian.org/releases/stable/sparc/ch04s03.html.en
>>>
>>> Only trick was that the image had to be named after the IP of the
>>> installation target, e.g. 192.168.0.2 -> C0.A8.00.02
>>>
>>> We received these cluster nodes at no costs and we use them essentially for
>>> simulation codes/testing. As the tools are all SPARC and not SPARC64 we had
>>> some problems using OpenMP. For instance the atomic statement was very slow.
>>> After compiling gcc with arch=SPARC64 we had a considerable performance
>>> boost using OpenMP. In the end, all our development tools are now recompiled
>>> with arch=SPARC64.
>>>
>>> Other than that, everything works flawlessly! NFS crashes after some weeks
>>> of uptime. Therefore we do a weekly reboot.
>>>
>>> You will be able to log in to the ILOM SPs over SSH and eventually to your
>>> system console.
>>>
>>> Oh and don't forget to recompile your kernel with 64 CPU support. Otherwise
>>> you will be stuck with 32 or something.
>>>
>>> Michel
>>
>>
>>
>
>
> --
> Bernd Zeimetz Debian GNU/Linux Developer
> http://bzed.de http://www.debian.org
> GPG Fingerprint: ECA1 E3F2 8E11 2432 D485 DD95 EB36 171A 6FF9 435F
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>
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Bernd Zeimetz Debian GNU/Linux Developer
http://bzed.de http://www.debian.org
GPG Fingerprint: ECA1 E3F2 8E11 2432 D485 DD95 EB36 171A 6FF9 435F
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