In principle, I think you could add nodes while there are jobs running, but I don't think it is a good idea. If something goes wrong on the head node, or if a job completed when one of the daemons was being updated, information could be lost.
On 1/18/06, Aaron J. Greenwood <[EMAIL PROTECTED]> wrote: > Hi, > > Can you install new nodes while users have jobs running. In the past I > added nodes when no jobs were running. > > Best regards, > > Aaron > > > Bernard Li wrote: > > Hi ST: > > > > A word of warning - it seems like you are installing OSCAR 4.2 on top > > of a previous version of OSCAR. We do _not_ test this configuration > > and it is therefore unsupported. It is recommended that you > > re-install the headnode with a clean installation of the OS and > > install OSCAR. > > > > Having said that, it seems that currently the code to install > > perl-XML-Simple just checks to see if it is installed, and does not > > actually check the version (4.2.1 requires perl-XML-Simple 2.0.8, > > wheras OSCAR 4.0 provides version 1.0.8). Can you help us file a bug > > regarding this issue? It is a minor bug, but I think it should be fixed. > > > > Please file a bug under Group 5.0 and we'll take a look at it: > > > > http://sourceforge.net/tracker/?func=add&group_id=9368&atid=109368 > > <http://sourceforge.net/tracker/?func=add&group_id=9368&atid=109368> > > > > Thanks, > > > > Bernard > > > > ------------------------------------------------------------------------ > > *From:* Shiang-Tai Lin [mailto:[EMAIL PROTECTED] > > *Sent:* Tue 17/01/2006 22:09 > > *To:* Bernard Li > > *Cc:* [email protected] > > *Subject:* Re: [Oscar-users] add new nodes > > > > Hi Bernard, > > > > Thanks for the advice. The log file is attached. > > Can you teach me the way to install perl-XML-Simple manually? Thanks. > > > > ST > > > > Bernard Li wrote: > > > > > Hi ST: > > > > > > You do not have the perl-XML-Simple RPM installed, it should be > > > provided in /opt/oscar/share/prereq/perl-XML-Simple and installed > > > automatically. > > > > > > Do you currently have OSCAR 4.0 installed and then you tried to > > > install OSCAR 4.2.1 on top of it? > > > > > > At any rate, perhaps posting your oscarinstall.log might help us > > > figure out your problem: > > > > > > Cheers, > > > > > > Bernard > > > > > > ------------------------------------------------------------------------ > > > *From:* Shiang-Tai Lin [mailto:[EMAIL PROTECTED] > > > *Sent:* Tue 17/01/2006 17:54 > > > *To:* Bernard Li > > > *Cc:* [email protected] > > > *Subject:* Re: [Oscar-users] add new nodes > > > > > > Hi Bernard, > > > > > > OSCAR 4.2.1 failed to start on my system with the following message > > > > > > --> Installing server core RPMs > > > warning: /tftpboot/rpm/syslinux-2.11-1.i386.rpm: V3 DSA signature: > > > NOKEY, key ID 4f2a6fd2 > > > error: Failed dependencies: > > > perl(XML::Simple) >= 2.08 is needed by > > > systemimager-server-3.5.3-3oscar.noarch > > > $pm->install ($dm->query_required_by ()) failed at ./wizard_prep > > line 312 > > > Couldn't install packages needed for OSCAR Wizard to run at > > > ./wizard_prep line 312 > > > Oscar Wizard preparation script failed to complete at ./install_cluster > > > line 212. > > > > > > The problem seems to be in perl. So I also did the following checks > > > > > > [EMAIL PROTECTED] ~]# rpm -qa | grep perl > > > perl-libwww-perl-5.79-5 > > > perl-XML-Dumper-0.71-2 > > > perl-Digest-HMAC-1.01-13 > > > perl-URI-1.30-4 > > > perl-HTML-Parser-3.35-6 > > > perl-libxml-perl-0.07-30 > > > perl-Digest-SHA1-2.07-5 > > > perl-Tk-804.026-1.oscar > > > perl-5.8.5-9 > > > perl-DBI-1.40-5 > > > perl-HTML-Tagset-3.03-30 > > > perl-XML-Parser-2.34-5 > > > perl-libxml-enno-1.02-31 > > > perl-SGMLSpm-1.03ii-14 > > > perl-DBD-MySQL-2.9003-5 > > > perl-Time-HiRes-1.55-3 > > > perl-Filter-1.30-6 > > > perl-DateManip-5.42a-3 > > > perl-XML-Encoding-1.01-26 > > > perl-Net-DNS-0.48-1 > > > mod_perl-1.99_16-3 > > > perl-Parse-Yapp-1.05-32 > > > > > > [EMAIL PROTECTED] ~]# perl -v > > > This is perl, v5.8.5 built for i386-linux-thread-multi > > > Copyright 1987-2004, Larry Wall > > > > > > The OS is Fedora Core 3 x86 (upgraded from FC2, CPU is Intel Xeon) > > > [EMAIL PROTECTED] oscar]# uname -a > > > Linux tele 2.6.9-1.667 #1 Tue Nov 2 14:41:25 EST 2004 i686 i686 i386 > > > GNU/Linux > > > > > > Please let me know if you see any problem. Thanks a lot. > > > ST > > > > > > Bernard Li wrote: > > > > > > > Hi ST: > > > > > > > > No, OSCAR 4.2 does not support FC3 x86_64, however 4.2.1 (which will > > > > be out very soon), does. > > > > > > > > You can try the official beta3 which you can d/l from here, it is > > > > known to be pretty stable: > > > > > > > > http://oscar.openclustergroup.org/beta > > > > > > > > Please let us know if you encounter any problems. > > > > > > > > Cheers, > > > > > > > > Bernard > > > > > > > > > > ------------------------------------------------------------------------ > > > > ** > > > > > > > > > > > > ------------------------------------------------------- > This SF.net email is sponsored by: Splunk Inc. Do you grep through log files > for problems? Stop! Download the new AJAX search engine that makes > searching your log files as easy as surfing the web. DOWNLOAD SPLUNK! > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=103432&bid=230486&dat=121642 > _______________________________________________ > Oscar-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/oscar-users > ------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Do you grep through log files for problems? Stop! Download the new AJAX search engine that makes searching your log files as easy as surfing the web. DOWNLOAD SPLUNK! http://sel.as-us.falkag.net/sel?cmd=lnk&kid3432&bid#0486&dat1642 _______________________________________________ Oscar-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/oscar-users
