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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">I get it working with a slurm Prolog, but because Prolog runs on every job, it creates a TMPDIR every time it slurm runs a job on any node.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Ideally, I’d like to create the TMPDIR ONLY if the job requested –tmp.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">I’ve only perused the code a bit, to see how it works, but does this Spank plugin only create a TMPDIR with all jobs, or only if a job requests –tmp?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">Erik<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Courier New";color:#1F497D">--<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Courier New";color:#1F497D">Erik Ellestad<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Courier New";color:#1F497D">Wynton Cluster SysAdmin<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Courier New";color:#1F497D">UCSF<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> slurm-users <slurm-users-bounces@lists.schedmd.com>
<b>On Behalf Of </b>Greg Wickham<br>
<b>Sent:</b> Monday, May 18, 2020 11:59 PM<br>
<b>To:</b> Slurm User Community List <slurm-users@lists.schedmd.com><br>
<b>Subject:</b> Re: [slurm-users] Reset TMPDIR for All Jobs<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Hi Erik, <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">We use a private fork of <a href="https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_hpc2n_spank-2Dprivate-2Dtmp&d=DwMGaQ&c=iORugZls2LlYyCAZRB3XLg&r=Ct3zEADMmPgyUYfpHDJQWaWsE9mNbEHEhGxpsYoThbE&m=z5SoPrb3-WhcufGXKtxYDuOeJKDLyoBXvnVUERecyh8&s=hD4WqyRTUkz00jF4NHFZwprPai2j3OaROq7PsOD1Vxg&e=">https://github.com/hpc2n/spank-private-tmp</a><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">It has worked quite well for us - jobs (or steps) don’t share a /tmp and during the prolog all files created for the job/step are deleted.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Users absolutely cannot see each others temporary files so there’s no issue even if they happen to have a hard corded path ie: /tmp/myfiles.txt<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"> -Greg<o:p></o:p></p>
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<p class="MsoNormal"><br>
<br>
<o:p></o:p></p>
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<p class="MsoNormal">On 12 May 2020, at 18:40, Ellestad, Erik <<a href="mailto:Erik.Ellestad@ucsf.edu">Erik.Ellestad@ucsf.edu</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">I was wanted to set TMPDIR from /tmp to a per job directory I create in local /scratch/$SLURM_JOB_ID (for example)<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">This bug suggests I should be able to do this in a task-prolog.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><a href="https://urldefense.proofpoint.com/v2/url?u=https-3A__bugs.schedmd.com_show-5Fbug.cgi-3Fid-3D2664&d=DwMGaQ&c=iORugZls2LlYyCAZRB3XLg&r=Ct3zEADMmPgyUYfpHDJQWaWsE9mNbEHEhGxpsYoThbE&m=z5SoPrb3-WhcufGXKtxYDuOeJKDLyoBXvnVUERecyh8&s=0beKr3hsB8aMTqZ0pXDEggBEIVjhxrvwXlJoFLmobi8&e="><span style="color:#954F72">https://bugs.schedmd.com/show_bug.cgi?id=2664</span></a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">However adding the following to task-prolog doesn’t seem to affect the variables the job script is running with.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">unset TMPDIR<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">export TMPDIR=/scratch/$SLURM_JOB_ID<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">It does work if it is done in the job script, rather than the task-prolog.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Am I missing something?<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Erik<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> <o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Courier New"">--</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Courier New"">Erik Ellestad</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Courier New"">Wynton Cluster SysAdmin</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Courier New"">UCSF</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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