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Thread: Most stable kernel for mpich2 cluster?




Most stable kernel for mpich2 cluster?
user name
2006-10-16 14:11:55

Hi,

I build a cluster for Technological Institute of Athens, here, in Greece, with gentoo. My hardware is sixteen HP DL380 with 3.00GHz Xeon(do not laugh, I know that my cluster is too small for those you design and maintain). I read in gentoo hpc documentantion that I have to install the pure vanilla-sources but I have problem to decide the best version. 2.6.18.1 is out but I think that it' s not a good idea to install the latest kernel, so, I would like to tell me your opinion(eg, I think debian is using 2.6.8(too old!))

Panos

I'm still a student of computers science in Athens, so, don't find my question silly plz :p

Most stable kernel for mpich2 cluster?
user name
2006-10-16 14:47:58
Hi,

I'd suggest asking this on the kernel.org maillists, Since i don't think LVS clustering has many special requirements on the kernel.

Any new fresh kernel 1.6.18 might need a bunch of security/stability fixes, But on the other hand , the 2.6.17 kerne should allready have received most of those simple fixes, and shoud thus be stable.

Maybe if you need special patches (no-arp), that only support a fixed set of kernels, then you need to look for a special kernel version, but that depends on your patches.

I'm running a cluster of 6 dl360's (g1), so your's looks like a beast next to mine :P

with regards
Jan

On 10/16/06, Christopoulos Panagiwtis < pxristgmail.com">pxristgmail.com> wrote:

Hi,

I build a cluster for Technological Institute of Athens, here, in Greece, with gentoo. My hardware is sixteen HP DL380 with 3.00GHz Xeon(do not laugh, I know that my cluster is too small for those you design and maintain). I read in gentoo hpc documentantion that I have to install the pure vanilla-sources but I have problem to decide the best version. 2.6.18.1 is out but I think that it' s not a good idea to install the latest kernel, so, I would like to tell me your opinion(eg, I think debian is using 2.6.8(too old!))

Panos

I'm still a student of computers science in Athens, so, don't find my question silly plz :p




--
Vr gr,
Jan Klopper
Innerheight Internet Diensten
http://www.innerheight.com
Most stable kernel for mpich2 cluster?
user name
2006-10-19 12:53:19
Panos,

	Any two, three machines connected together is a cluster ;)
As for the kernel, IIRC, the "vanilla kernel"
directive is only for people attempting to build an
openmosix cluster (doesn't seem to be your case).

Eric
Le lundi 16 octobre 2006 10:11, Christopoulos Panagiwtis a
écrit :
> Hi,
> 
> I build a cluster for Technological Institute of
Athens, here, in Greece, with gentoo. My hardware is sixteen
HP DL380 with 3.00GHz Xeon(do not laugh, I know that my
cluster is too small for those you design and maintain). I
read in gentoo hpc documentantion that I have to install the
pure vanilla-sources but I have problem to decide the best
version. 2.6.18.1 is out but I think that it' s not a good
idea to install the latest kernel, so, I would like to tell
me your opinion(eg, I think debian is using 2.6.8(too
old!))	
> 
> Panos

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Most stable kernel for mpich2 cluster?
user name
2006-10-19 14:30:11
Hi

Sorry to hijack the thread but i have a quick question. Is the recommendation to use a vanilla kernel and then patch openmosix onto it or use the openmosix ebuild? I'm looking to use the 2.6 series to build a small cluster (only 3 machines) and i would like to use a reasonably recent kernel (I think stable vanilla is at 2.6.17.8 atm in portage which would be ideal).

Regards
Owen

On 19/10/06, Eric Thibodeau < kyronneuralbs.com"> kyronneuralbs.com> wrote:
Panos,

&nbsp; &nbsp;   ; &nbsp;Any two, three machines connected together is a cluster ;) As for the kernel, IIRC, the "vanilla kernel&quot; directive is only for people attempting to build an openmosix cluster (doesn't seem to be your case).

Eric
Le lundi 16 octobre 2006 10:11, Christopoulos Panagiwtis a écrit:
>; Hi,
>
&gt; I build a cluster for Technological Institute of Athens, here, in Greece, with gentoo. My hardware is sixteen HP DL380 with 3.00GHz Xeon(do not laugh, I know that my cluster is too small for those you design and maintain). I read in gentoo hpc documentantion that I have to install the pure vanilla-sources but I have problem to decide the best version. 2.6.18.1 is out but I think that it' s not a good idea to install the latest kernel, so, I would like to tell me your opinion(eg, I think debian is using 2.6.8(too old!))
>;
> Panos

--
gentoo-clustergentoo.org">gentoo-clustergentoo.org mailing list


Most stable kernel for mpich2 cluster?
user name
2006-10-19 18:21:49
Use caution with the 2.6.x series for OpenMosix the kernel
is great  
but, the new tools are still very Alpha (2006-05-21 - Alpha
openMosix  
2.6 Tools will remain for Developers only until released as
Beta.   
quote from: http://openmosix.sou
rceforge.net

;)

George



On Oct 19, 2006, at 9:30 AM, Owen Jacob wrote:

> Hi
>
> Sorry to hijack the thread but i have a quick question.
Is the  
> recommendation to use a vanilla kernel and then patch
openmosix onto  
> it or use the openmosix ebuild? I'm looking to use the
2.6 series to  
> build a small cluster (only 3 machines) and i would
like to use a  
> reasonably recent kernel (I think stable vanilla is at
2.6.17.8 atm  
> in portage which would be ideal).
>
> Regards
> Owen
>
> On 19/10/06, Eric Thibodeau < kyronneuralbs.com> wrote:
> Panos,
>
>         Any two, three machines connected together is a
cluster ;)  
> As for the kernel, IIRC, the "vanilla kernel"
directive is only for  
> people attempting to build an openmosix cluster
(doesn't seem to be  
> your case).
>
> Eric
> Le lundi 16 octobre 2006 10:11, Christopoulos
Panagiwtis a écrit:
> > Hi,
> >
> > I build a cluster for Technological Institute of
Athens, here, in  
> Greece, with gentoo. My hardware is sixteen HP DL380
with 3.00GHz  
> Xeon(do not laugh, I know that my cluster is too small
for those you  
> design and maintain). I read in gentoo hpc
documentantion that I  
> have to install the pure vanilla-sources but I have
problem to  
> decide the best version. 2.6.18.1 is out but I think
that it' s not  
> a good idea to install the latest kernel, so, I would
like to tell  
> me your opinion(eg, I think debian is using 2.6.8(too
old!))
> >
> > Panos
>
> --
> gentoo-clustergentoo.org mailing list
>
> 2006-05-21 - Alpha openMosix 2.6 Tools will remain for
Developers  
> only until released as Beta.


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gentoo-clustergentoo.org mailing list

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