<div style="min-height:22px;margin-bottom:8px;">Hi Alex,</div><div style="min-height:22px;margin-bottom:8px;"><br></div><div style="min-height:22px;margin-bottom:8px;">Try run nvidia-smi before start slurmd, I also found this issue. I have to run nvidia-smi before slurmd when I reboot system.</div><div style="min-height:22px;margin-bottom:8px;">Regards,</div><div style="min-height:22px;margin-bottom:8px;">Bill</div><div id="original-content"><br><br><div><div style="font-size:70%;padding:2px 0;">------------------ Original ------------------</div><div style="font-size:70%;background:#f0f0f0;color:#212121;padding:8px;border-radius:4px"><div><b>From:</b> Alex Chekholko <alex@calicolabs.com></div><div><b>Date:</b> Tue,Jul 24,2018 6:10 AM</div><div><b>To:</b> Slurm User Community List <slurm-users@lists.schedmd.com></div><div><b>Subject:</b> Re: [slurm-users] "fatal: can't stat gres.conf"</div></div></div><br><div dir="ltr">Hi all,<div><br></div><div>I have a few working GPU compute nodes. I bought a couple of more identical nodes. They are all diskless; so they all boot from the same disk image.</div><div><br></div><div>For some reason slurmd refuses to start on the new nodes; and I'm not able to find any differences in hardware or software. Google searches for "error: Waiting for gres.conf file " or "fatal: can't stat gres.conf file" are not helping.</div><div><br></div><div>The gres.conf file is there and identical on all nodes. The /dev/nvidia[0-3] files are there and 'nvidia-smi -L' works fine. What am I missing?</div><div><br></div><div><br></div><div><div>[root@n0038 ~]# slurmd -Dcvvv</div><div>slurmd: debug2: hwloc_topology_init</div><div>slurmd: debug2: hwloc_topology_load</div><div>slurmd: debug: CPUs:20 Boards:1 Sockets:2 CoresPerSocket:10 ThreadsPerCore:1</div><div>slurmd: Node configuration differs from hardware: CPUs=16:20(hw) Boards=1:1(hw) SocketsPerBoard=16:2(hw) CoresPerSocket=1:10(hw) ThreadsPerCore=1:1(hw)</div><div>slurmd: Message aggregation disabled</div><div>slurmd: debug: init: Gres GPU plugin loaded</div><div>slurmd: error: Waiting for gres.conf file /dev/nvidia[0-1],CPUs="0-9"</div><div>slurmd: fatal: can't stat gres.conf file /dev/nvidia[0-1],CPUs="0-9": No such file or directory</div></div><div><br></div><div><br></div><div><br></div><div>SLURM version ohpc-17.02.7-61</div><div><br></div></div>
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