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
