Hi, I just upgraded our cluster to 15.08.11 and started using node features to constrain jobs. We discovered that our Intel Haswell-based systems that have Cluster-on-Die enabled are showing up with the wrong number of sockets:
[root@cn45 ~]# lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 64 On-line CPU(s) list: 0-63 Thread(s) per core: 2 Core(s) per socket: 16 Socket(s): 2 NUMA node(s): 4 Vendor ID: GenuineIntel CPU family: 6 Model: 63 Model name: Intel(R) Xeon(R) CPU E5-2698 v3 @ 2.30GHz Stepping: 2 CPU MHz: 1200.222 BogoMIPS: 4604.71 Virtualization: VT-x L1d cache: 32K L1i cache: 32K L2 cache: 256K L3 cache: 20480K NUMA node0 CPU(s): 0-7,32-39 NUMA node1 CPU(s): 8-15,40-47 NUMA node2 CPU(s): 16-23,48-55 NUMA node3 CPU(s): 24-31,56-63 [root@cn45 ~]# scontrol show node=cn45 NodeName=cn45 Arch=x86_64 CoresPerSocket=8 CPUAlloc=64 CPUErr=0 CPUTot=64 CPULoad=0.01 Features=intel,haswell,supemicro,nvme Gres=(null) NodeAddr=cn45 NodeHostName=cn45 Version=15.08 OS=Linux RealMemory=128832 AllocMem=0 FreeMem=85723 Sockets=4 Boards=1 State=ALLOCATED ThreadsPerCore=2 TmpDisk=32768 Weight=1000 Owner=N/A BootTime=2016-05-12T12:51:25 SlurmdStartTime=2016-05-12T12:54:08 CapWatts=n/a CurrentWatts=0 LowestJoules=0 ConsumedJoules=0 ExtSensorsJoules=n/s ExtSensorsWatts=0 ExtSensorsTemp=n/s [root@cn45 ~]# I'm not sure if this is a known bug or not, so I thought I'd check here first. Ryan -- Ryan
