torque... On Sat, Dec 27, 2008 at 2:44 AM, Michael Edwards <miedw...@gmail.com> wrote:
> I would suggest posting to the list for the scheduler you use, torque > or sun grid engine. > > On Fri, Dec 26, 2008 at 5:35 PM, Ali Nazemian <alinazem...@gmail.com> > wrote: > > Thanks a lot , So u offer me to post this mail to oscar developers mail > > archive?! maybe they can give me some tips for that. > > > > On Sat, Dec 27, 2008 at 1:34 AM, Michael Edwards <miedw...@gmail.com> > wrote: > >> > >> Ok, so you want two different clusters running on the same scheduler? > >> That can work, especially if they are the same architecture. If they > >> are different it can work too, I would just think it would be more > >> confusing for the users. I would personally just make them log into a > >> different place so they don't try to use the 32 bit executables on the > >> 64 bit machines, but that is just me. > >> > >> If you aren't running data back and forth between the two clusters, > >> then for most switches all you have to do is connect the two racks of > >> switches together with a normal cable. If that doesn't work try a > >> cross-over cable, but most switches are smart enough to realize what > >> they are attached to and do the cross over themselves. > >> > >> Then you just make a separate queue on the main cluster's scheduler > >> for the secondary cluster, once you make sure the two clusters can see > >> each other. > >> > >> OSCAR can't do this for you though, you'll have to use the config > >> files OSCAR made as an example and make the new configs by hand. > >> Others with more experience at building clusters by hand may be able > >> to give more intelligent advice than this. It has been a long time > >> since I used anything but OSCAR. > >> > >> Heterogenious clustering is easy, you just start over and include all > >> the nodes from both clusters in your new OSCAR cluster. The only > >> tricky part is to make sure you have enough data bandwidth between the > >> two switches for your data load. For the cluster I bought that had > >> multiple switches they used four connections I think, and I have seen > >> more complex setups that used more when there were more than two > >> switches. That is way outside my expertise though. > >> > >> On Fri, Dec 26, 2008 at 12:14 PM, Ali Nazemian <alinazem...@gmail.com> > >> wrote: > >> > What about heterogeneous clustering?! i want to do that for load > >> > balancing > >> > with these two cluster network , one of them has high job traffic but > >> > another one has small amount of job running. > >> > what if both was same?! i mean homogeneous clustering?! what should i > do > >> > on > >> > that case?! ( i can make both of them same if its impossible for > connect > >> > them in heterogeneous way) > >> > > >> > On Fri, Dec 26, 2008 at 6:16 PM, Michael Edwards <miedw...@gmail.com> > >> > wrote: > >> >> > >> >> The problem is that you won't really have a more powerful cluster > >> >> network. If they are the same architecture but different speeds then > >> >> the fast ones will be idle a lot waiting for the slow ones to finish. > >> >> If they are different architectures, then you won't be able to run > the > >> >> same copy of the code on both machines and it will probably just not > >> >> work. > >> >> > >> >> It isn't really that it isn't possible, it is more that it isn't > >> >> usually a good idea. In my opinion, of course. > >> >> > >> >> On Fri, Dec 26, 2008 at 3:32 AM, Ali Nazemian <alinazem...@gmail.com > > > >> >> wrote: > >> >> > They aren't same , i want to connect them to each other for having > >> >> > more > >> >> > powerful cluster network , i want to add them two oscar cluster > >> >> > network > >> >> > and > >> >> > build a bigger one, but i cant put them on same switch so i should > do > >> >> > that > >> >> > remotely. > >> >> > How can i do that if its outside the oscar framework?! can you > guide > >> >> > me?! > >> >> > Cheers. > >> >> > > >> >> > On Fri, Dec 26, 2008 at 4:04 AM, Michael Edwards < > miedw...@gmail.com> > >> >> > wrote: > >> >> >> > >> >> >> Are they the same architecture and roughly the same clock speed? > >> >> >> > >> >> >> If not then sharing resources will be difficult. Unless you mean > >> >> >> network drives and such. > >> >> >> > >> >> >> Not clear what you mean by "sharing resources". It will be > outside > >> >> >> the "oscar framework" in any event. You could put them all on the > >> >> >> same switch and rebuild the clusters into one cluster fairly > easily, > >> >> >> but thats about as far as "oscar" will go. > >> >> >> > >> >> >> On Thu, Dec 25, 2008 at 4:40 PM, Ali Nazemian > >> >> >> <alinazem...@gmail.com> > >> >> >> wrote: > >> >> >> > Hi , > >> >> >> > I want to connect two cluster network that each use oscar 5 , in > a > >> >> >> > way > >> >> >> > that > >> >> >> > can share their resources, how can i do that? do you know any > tip > >> >> >> > for > >> >> >> > that?! > >> >> >> > regards. > >> >> >> > > >> >> >> > -- > >> >> >> > A.Nazemian > >> >> >> > > >> >> >> > > >> >> >> > > >> >> >> > > >> >> >> > > ------------------------------------------------------------------------------ > >> >> >> > > >> >> >> > _______________________________________________ > >> >> >> > Oscar-users mailing list > >> >> >> > Oscar-users@lists.sourceforge.net > >> >> >> > https://lists.sourceforge.net/lists/listinfo/oscar-users > >> >> >> > > >> >> >> > > >> >> >> > >> >> >> > >> >> >> > >> >> >> > >> >> >> > ------------------------------------------------------------------------------ > >> >> >> _______________________________________________ > >> >> >> Oscar-users mailing list > >> >> >> Oscar-users@lists.sourceforge.net > >> >> >> https://lists.sourceforge.net/lists/listinfo/oscar-users > >> >> > > >> >> > > >> >> > > >> >> > -- > >> >> > A.Nazemian > >> >> > > >> >> > > >> >> > > >> >> > > ------------------------------------------------------------------------------ > >> >> > > >> >> > _______________________________________________ > >> >> > Oscar-users mailing list > >> >> > Oscar-users@lists.sourceforge.net > >> >> > https://lists.sourceforge.net/lists/listinfo/oscar-users > >> >> > > >> >> > > >> >> > >> >> > >> >> > >> >> > ------------------------------------------------------------------------------ > >> >> _______________________________________________ > >> >> Oscar-users mailing list > >> >> Oscar-users@lists.sourceforge.net > >> >> https://lists.sourceforge.net/lists/listinfo/oscar-users > >> > > >> > > >> > > >> > -- > >> > A.Nazemian > >> > > >> > > >> > > ------------------------------------------------------------------------------ > >> > > >> > _______________________________________________ > >> > Oscar-users mailing list > >> > Oscar-users@lists.sourceforge.net > >> > https://lists.sourceforge.net/lists/listinfo/oscar-users > >> > > >> > > >> > >> > >> > ------------------------------------------------------------------------------ > >> _______________________________________________ > >> Oscar-users mailing list > >> Oscar-users@lists.sourceforge.net > >> https://lists.sourceforge.net/lists/listinfo/oscar-users > > > > > > > > -- > > A.Nazemian > > > > > ------------------------------------------------------------------------------ > > > > _______________________________________________ > > Oscar-users mailing list > > Oscar-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/oscar-users > > > > > > > ------------------------------------------------------------------------------ > _______________________________________________ > Oscar-users mailing list > Oscar-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/oscar-users > -- A.Nazemian
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