<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:tahoma,sans-serif">
<pre>>Memory may be being used by jobs running, or tasks outside the control of
>Slurm running, or possibly NFS buffer cache or similar. You may need to
>start an ssh session on the node and look.</pre>
</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">I checked that. For example, on compute-0-1, I see</div><div class="gmail_default" style="font-family:tahoma,sans-serif"> RealMemory=120705 AllocMem=1024 FreeMem=8442 Sockets=32 Boards=1</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">I then connected to the node and ran "top"</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif"> KiB Mem : 12360248+total, 8623376 free, 5197452 used, 10978166+buff/cache</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">I then ran</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif"> sync; echo 3 > /proc/sys/vm/drop_caches</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">While "top" shows the caches are deleted</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif"> KiB Mem : 12360248+total, 11805062+free, 5202876 used, 348992 buff/cache</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">Still scontrol shows the same as before</div><div class="gmail_default" style="font-family:tahoma,sans-serif"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif"> RealMemory=120705 AllocMem=1024 FreeMem=8426 Sockets=32 Boards=1 <br></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><font face="tahoma,sans-serif"><br></font></div><div dir="ltr"><font face="tahoma,sans-serif"><br></font></div><div dir="ltr"><font face="tahoma,sans-serif">Regards,<br>Mahmood</font><br><br><br></div></div></div></div><br></div>