Slurm: Difference between revisions
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'''setting up munge''': | '''setting up munge''': | ||
copy over /etc/munge/munge.key from gimel and put locally to /etc/munge. The key should be identical allover the nodes. | copy over /etc/munge/munge.key from gimel and put locally to /etc/munge. The key should be identical allover the nodes.<br> | ||
Munge is a daemon responsible for secure data exchange between nodes.<br> | |||
Munge is a daemon responsible for secure data exchange between nodes. | Set permissions accordingly: chown munge:munge /etc/munge/munge.key; chmod 400 /etc/munge/munge.key<br> | ||
Set permissions accordingly: chown munge:munge /etc/munge/munge.key; chmod 400 /etc/munge/munge.key | |||
'''starting munge''': systemctl enable munge; systemctl start munge | '''starting munge''': systemctl enable munge; systemctl start munge | ||
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Otherwise, one needs to specify a mapping scheme for translating each UID/GUIDs between nodes.<br> | Otherwise, one needs to specify a mapping scheme for translating each UID/GUIDs between nodes.<br> | ||
To edit slurm UID/GUID, do "vipw" and replace "slurm line" with slurm:x:XXXXX:YYYYY::/nonexistent:/bin/false | To edit slurm UID/GUID, do "vipw" and replace "slurm line" with slurm:x:XXXXX:YYYYY::/nonexistent:/bin/false<br> | ||
XXXXX and YYYYY for slurm user can be found at gimel in /etc/passwd | XXXXX and YYYYY for slurm user can be found at gimel in /etc/passwd<br> | ||
NB: don't forget to edit /etc/group as well. | NB: don't forget to edit /etc/group as well.<br> |
Revision as of 14:27, 27 May 2020
Detailed step-by-step instruction:
node n-1-17
- make sure you have there Centos 7: cat /etc/redhat-release
- wget https://download.schedmd.com/slurm/slurm-17.02.11.tar.bz2
- yum install readline-devel perl-ExtUtils-MakeMaker.noarch munge-devel pam-devel
- export VER=17.02.11; rpmbuild -ta slurm-$VER.tar.bz2 --without mysql; mv /root/rpmbuild .
installing built packages from rpmbuild:
- yum install rpmbuild/RPMS/x86_64/slurm-plugins-17.02.11-1.el7.x86_64.rpm
- yum install rpmbuild/RPMS/x86_64/slurm-17.02.11-1.el7.x86_64.rpm
- yum install rpmbuild/RPMS/x86_64/slurm-munge-17.02.11-1.el7.x86_64.rpm
setting up munge:
copy over /etc/munge/munge.key from gimel and put locally to /etc/munge. The key should be identical allover the nodes.
Munge is a daemon responsible for secure data exchange between nodes.
Set permissions accordingly: chown munge:munge /etc/munge/munge.key; chmod 400 /etc/munge/munge.key
starting munge: systemctl enable munge; systemctl start munge
setting up slurm:
- create a user slurm: adduser slurm.
- all UID/GUIDs of slurm user should be identical allover the nodes.
Otherwise, one needs to specify a mapping scheme for translating each UID/GUIDs between nodes.
To edit slurm UID/GUID, do "vipw" and replace "slurm line" with slurm:x:XXXXX:YYYYY::/nonexistent:/bin/false
XXXXX and YYYYY for slurm user can be found at gimel in /etc/passwd
NB: don't forget to edit /etc/group as well.