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--- tech:slurm [2019/09/06 14:59] – [Controller] kohofer
+++ tech:slurm [2019/09/06 15:36] – [Installation] kohofer
@@ Line 155: / Line 155: @@
   root@controller# systemctl start slurmdbd
-=== Configure munge ===
+=== Authentication ===
+Copy /etc/munge.key to all compute nodes
+  scp /etc/munge/munge.key csadmin@10.7.20.97:/tmp/.
+Run a job from slurm-ctrl
+  ssh csadmin@slurm-ctrl
+  srun -N 1 hostname
+  linux1
-  ssh csadmin@linux1; sudo -i
-  scp slurm-ctrl:/etc/munge/munge.key /etc/munge/
 === Test munge ===
@@ Line 179: / Line 188: @@
 {{:tech:slurm-hpc-cluster_compute-node.png?400|}}
-=== Authentication ===
+==== Installation ====
-  ssh root@slurm-ctrl
+  ssh -l csadmin 10.7.20.102
-  root@controller# for i in `seq 1 2`; do scp /etc/munge/munge.key linux-${i}:/etc/munge/munge.key; done
+  sudo apt install slurm-wlm
+Generate ssh keys
+  ssh-keygen
-  root@compute-1# systemctl start munge
+Copy ssh-keys to slurm-ctrl (using IP, because no DNS in place)
-Run a job from slurm-ctrl
+  ssh-copy-id -i ~/.ssh/id_rsa.pub csadmin@10.7.20.97:
+Become root to do important things:
+  sudo -i
+  vi /etc/hosts
+Add those lines below to the /etc/hosts file
+<code>
+.7.20.97      slurm-ctrl.inf.unibz.it slurm-ctrl
+.7.20.98      linux1.inf.unibz.it     linux1
+</code>
+First copy the munge keys from the slurm-ctrl to all compute nodes, now fix location,
+owner and permission.
+  mv /tmp/munge.key /etc/.
+  chown munge:munge /etc/munge/munge.key
+  chmod 400 /etc/munge/munge.key
-  ssh csadmin
-  srun -N 1 hostname
-  linux1
+===== Links =====
+[[https://slurm.schedmd.com/overview.html|Slurm Workload Manager Overview]]
+[[https://github.com/mknoxnv/ubuntu-slurm|Steps to create a small slurm cluster with GPU enabled nodes]]
+[[https://implement.pt/2018/09/slurm-in-ubuntu-clusters-pt1/|Slurm in Ubuntu Clusters Part1]]
+[[https://wiki.fysik.dtu.dk/niflheim/SLURM|Slurm batch queueing system]]
-https://slurm.schedmd.com/overview.html
+[[https://doku.lrz.de/display/PUBLIC/SLURM+Workload+Manager|SLURM Workload Manager]]