Hi Adria, Can you please try to post your document at the following link on the OSCAR dokuwiki page? http://svn.oscar.openclustergroup.org/wiki/oscar:5.0:user_submissions:overview Please refer to the description in the "Overview" page and let us know if you have any problems with posting it.
Regards, - DongInn Michael Edwards wrote: > I made a link a while back here: > http://svn.oscar.openclustergroup.org/wiki/oscar:5.0:user_submissions:overview > > I intended people to be able to add their own docs like this one > there, which a couple people, this person included, asked to be able > to do. I think its a great idea, it just should be kept in a > different name space than the docs for when we make the pdf. > > On 1/6/07, DongInn Kim <[EMAIL PROTECTED]> wrote: > >> Hi, >> >> What do you think about the forwarded email? >> I think it would be a good document to handle the dual systems (Windows >> and Linux) during the OSCAR installation. >> Adrià Forés Herranz has setup the dual system with OSCAR 5.0 and he >> wrote this email to me. >> I think it would be great to have this kind of document on our wiki page. >> >> BTW, we have two wiki pages(dokuwiki and trac wiki) and what would be >> the best place for this document if we want? >> Personally, I would like to use dokuwiki but it has been used only for >> official user/admin documentation and it may not be a good place for >> this kind of document if we keep it that way. >> >> Regards, >> >> - DongInn >> >> >> -------- Original Message -------- >> Subject: cluster, the last version >> Date: Sun, 7 Jan 2007 02:07:34 +0100 >> From: Paladi <[EMAIL PROTECTED]> >> To: [EMAIL PROTECTED] >> >> >> >> How to install a cluster with windows and linux using OSCAR >> >> I'm doing my final project for my degree in computer science in Girona, >> Spain. To do the project I need a linux cluster to run parallel >> radiosity algorithms. >> >> Searching computers for the project, We have found 4 hp proliant dl145 >> that are running Windows on another department. We talked with the admin >> of the computers and he gave us the permission for using the computers. >> >> In this document I will explain how I have configured the cluster. It's >> a specific configuration, that can be useful for a lot of people and a >> way to know a little bit more about OSCAR possibilities. >> >> The beginning... I have the machines with windows installed on "hda" >> drive . The master node have two ethernet links, eth0 to the internet >> and eth1 to the cluster. All nodes have one ethernet link using eth1 >> for the cluster. >> >> To install OSCAR I have added one more hard disk to all the machines (hdc). >> >> After that, I have configured all nodes to boot first from eth1 at startup. >> >> Once I have all the hardware configured, I start installing the >> operating system on the headnode. For this purpose I use Suse, because >> it's the distribution I have used to do all the previous tests, but it's >> not an important decision really. >> >> Now I download and uncompress all the OSCAR stuff. I'm not talking about >> how to install OSCAR on this document, because there are some nice >> manuals out there in the wiki :). >> >> The first thing I have to do in OSCAR is edit the >> /opt/oscar/oscarsamples/ide.disk file and replace ext3 file system with >> reiserfs and replace all the hda acurrencies by hdc, because I have >> installed the new hard drives on the second IDE channel as master. >> >> After this modification I have proceed with the OSCAR installation >> itself. After building the Image for the cluster I have edit the file >> /var/lib/systemimager/images/oscarimage/etc/systemimager/autoinstallscript.conf >> . In this file I have added the hda drive. Systemimager will use the >> first drive that it found by default, so I have to specify that I will >> use hdc for linux instead the first drive. >> >> Now I run the command "si_mkautoinstallscript --image oscarimage --force >> -ip-assignment static -post-install reboot" to rebuild the file >> /var/lib/systemimager/scripts/oscarimage.master including hda. >> >> Once the file is updated with the last command I will edit the file >> again. The first thing I need to delete is the information about hda >> that have been modified. I need to erase all the commands referred to >> hda. After that, I need to modify the configuration about which ethernet >> card will be configured, by default is eth0, but the cluster running >> windows is configured with the link in eth1, no problem: I have to go to >> the [Interface0] section and put DEVICE=eth1. >> >> If everything goes fine, the machines will install OSCAR without >> deleting or modifying the windows partition. >> >> After these steps, we have to solve the boot process of the nodes. To do >> this I will load the kernel on the nodes via network using PXE. >> >> I assume all the computers have the same hardware, so I will use the >> headnode's kernel on the other nodes as well. I copy the kernel to >> /tftpboot/ directory. Keep in mind that in the nodes, the root ( / ) is >> on /dev/hdc6. That's the reason why I need to do a new initrd file. >> >> WARNING: After doing this, make a backup of /boot/initrd file, >> otherwise, it will be overwritten. >> using that command: $ mkinitrd -d /dev/hdc6 >> After that, copy the new initrd file to /tftpboot and restore the actual >> initrd file on the machine. >> >> I need to edit the file /tftpboot/localboot in order to specify where a >> node boots from. The file may result as follow: >> DEFAULT boot >> >> LABEL boot >> >> KERNEL vmlinuz-2.6.13-15-default >> APPEND initrd=initrd-2.6.13-15-default >> DISPLAY message.txt >> PROMPT 1 >> TIMEOUT 50 >> >> With that, the machine will boot from the initrd and loads the kernel >> located at >> /tftpboot/ >> >> Once the file localboot is modified, I need to run the command: "cp >> /tftpboot/localboot >> /etc/systemimager/pxelinux.cfg/syslinux.cfg.localboot" to be sure that >> the same file is on that two locations. >> >> I have used a SMP computers and the kernel uses a few modules that are >> needed by the nodes as well. For that reason, I have copied the >> contents of the /lib directory of the headnode to the nodes. >> $ cp /lib /var/lib/systemimager/images/oscarimage/ >> >> After these changes, I finish the steps of the OSCAR installation and >> all it's done. >> >> And that's all I need to do in order to have the cluster up and running >> under linux without deleting the windows partition. >> >> In case the headnode are powered off or running windows, the nodes will >> boot windows. As soon as the headnode is running linux, the nodes will >> found a PXE server and will boot linux. >> >> If you're running linux and want to go to windows you can run: >> cexec shutdown -r now >> shutdown -r now >> >> I need to find a way to change from windows to linux (actually I reboot >> manually or via VNC all the nodes). Because I haven't found a way to >> reboot all the windows computers manually. >> >> >> ------------------------------------------------------------------------- >> Take Surveys. Earn Cash. Influence the Future of IT >> Join SourceForge.net's Techsay panel and you'll get the chance to share your >> opinions on IT & business topics through brief surveys - and earn cash >> http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV >> _______________________________________________ >> Oscar-core mailing list >> [EMAIL PROTECTED] >> https://lists.sourceforge.net/lists/listinfo/oscar-core >> >> > > ------------------------------------------------------------------------- > Take Surveys. Earn Cash. Influence the Future of IT > Join SourceForge.net's Techsay panel and you'll get the chance to share your > opinions on IT & business topics through brief surveys - and earn cash > http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV > _______________________________________________ > Oscar-core mailing list > [EMAIL PROTECTED] > https://lists.sourceforge.net/lists/listinfo/oscar-core > ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Oscar-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/oscar-devel
