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<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Hello Slurm Users,</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">Our system does not allow much testing at the moment so I want to make use of community knowledge. The multifactor plugin has many handles to tweak. That makes it powerful and daunting at the
same time. Basically how do you setup for various user groups based on urgency, resource usage, and resource guaranty? I am thinking of these groups:
</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"> </span><o:p></o:p></p>
<ol style="margin-top:0cm" start="1" type="1">
<li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo2"><span lang="EN-US" style="font-size:11.0pt">daily users: medium requirements for RAM, CPU, GPU, storage. These can wait if the resources are busy. Their jobs may be even suspended/paused
to give resources to other needs.</span><o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo2"><span lang="EN-US" style="font-size:11.0pt">deadliners: Need constant and guaranteed access to resources; they cannot wait.</span><span lang="EN-US"><o:p></o:p></span></li><li class="MsoListParagraph" style="margin-left:0cm;mso-list:l0 level1 lfo2"><span lang="EN-US" style="font-size:11.0pt">developers: run short and light jobs but require real time/near real time responsiveness.</span><span lang="EN-US"><o:p></o:p></span></li></ol>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"> </span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">In an ideal world, we may simply have dedicated nodes for these needs. However, if you can’t afford to have that many nodes. Can we mix these three needs on the same nodes?
</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">For example, I have FrontEnd Node (FN) and two compute node N1, N2. This is the default partition:
</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Courier"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:Courier;color:black">PartitionName=daily Nodes=ALL Default=YES DefMemPerCPU=0 State=UP OverSubscribe=NO MaxTime=INFINITE SelectTypeParameters=CR_Core_Memory,CR_CORE_DEFAULT_DIST_BLOCK,CR_ONE_TASK_PER_CORE
DefCpuPerGPU=2</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt">How do I define a ‘developers’ partition for development that allows user to run temporary debug session with maximum walltime of 8:00:00 hours (MaxTime=8:00:00). Furthermore, jobs in this partition
have highest priority, and are preferably started right away? Do I need also setup a ‘debug’ QOS as well? Last but not least, if the time is up for a job in this partition, can I set the job to be in suspended state.
</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:9.0pt;font-family:Helvetica;color:black"> </span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:9.0pt;font-family:Helvetica;color:black"><img width="149" height="89" style="width:1.552in;height:.927in" id="Picture_x0020_1" src="cid:image001.png@01D56B25.8FE291D0" alt="signature_752887066"><br>
Vang Quy Le<br>
Special Consultant in Data Science and Infrastructure <br>
<br>
T: (+45) 9940 7710 | </span><span style="font-size:9.0pt;font-family:Helvetica;color:black"><a href="mailto:vle@its.aau.dk"><span lang="EN-US">Email: vle@its.aau.dk</span></a></span><span lang="EN-US" style="font-size:9.0pt;font-family:Helvetica;color:black"><br>
Kontor 0-1-91 | Selma Lagerløfs Vej 300 | DK-9220 Aalborg Ø |</span><o:p></o:p></p>
<p class="MsoNormal"><span lang="EN-US"> </span><o:p></o:p></p>
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