Red Hat Enterprise Linux Server 7.3 (Maipo)
Kernel 4.12.0-rc3.wi91275_054c_060106.ppc64le+ on an ppc64le

ltcalpine2-lp20 login: root
Password: 
Last login: Wed Jun  7 11:03:12 from oc1554177480.austin.ibm.com
[root@ltcalpine2-lp20 ~]# numactl -H
available: 3 nodes (0,2-3)
node 0 cpus:
node 0 size: 0 MB
node 0 free: 0 MB
node 2 cpus: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 48 49 50 51 52 53 54 55
node 2 size: 188668 MB
node 2 free: 187903 MB
node 3 cpus: 40 41 42 43 44 45 46 47 56 57 58 59 60 61 62 63
node 3 size: 56261 MB
node 3 free: 55324 MB
node distances:
node   0   2   3 
  0:  10  40  40 
  2:  40  10  20 
  3:  40  20  10 
[root@ltcalpine2-lp20 ~]# cd /proc/device-tree/ibm,dynamic-reconfiguration-memory
[root@ltcalpine2-lp20 ibm,dynamic-reconfiguration-memory]# lsprop ibm,dynamic-memory
ibm,dynamic-memory
		 0000059e 00000000 20000000 80000002
		 00000000 00000001 00000008 00000000
		 30000000 80000003 00000000 00000001
		 00000008 00000000 40000000 80000004
		 00000000 00000001 00000008 00000000
		 50000000 80000005 00000000 00000001
		 00000008 00000000 60000000 80000006
		 00000000 00000001 00000008 00000000
		 [34516 bytes total]
[root@ltcalpine2-lp20 ibm,dynamic-reconfiguration-memory]# lsprop ibm,associativity-lookup-arrays
ibm,associativity-lookup-arrays
		 00000003 00000004 00000000 00000000
		 00000000 00000000 00000000 00000001
		 00000002 00000002 00000000 00000001
		 00000003 00000003
[root@ltcalpine2-lp20 ibm,dynamic-reconfiguration-memory]# cat ~/dmesg.log
[    0.000000] Linux version 4.12.0-rc3.wi91275_054c_060106.ppc64le+ (root@ltcalpine2-lp20.aus.stglabs.ibm.com) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-11) (GCC) ) #28 SMP Tue Jun 6 16:05:01 EDT 2017
[    0.000000] Found initrd at 0xc00000000ce00000:0xc00000000eeb4b12
[    0.000000] Using pSeries machine description
[    0.000000] bootconsole [udbg0] enabled
[    0.000000] Partition configured for 256 cpus.
[    0.000000] CPU maps initialized for 8 threads per core
[    0.000000]  (thread shift is 3)
[    0.000000] Freed 4784128 bytes for unused pacas
[    0.000000] -----------------------------------------------------
[    0.000000] ppc64_pft_size    = 0x20
[    0.000000] phys_mem_size     = 0x3c00000000
[    0.000000] dcache_bsize      = 0x80
[    0.000000] icache_bsize      = 0x80
[    0.000000] cpu_features      = 0x27fc7aec18500249
[    0.000000]   possible        = 0x7fffffff18500649
[    0.000000]   always          = 0x0000000018100040
[    0.000000] cpu_user_features = 0xdc0065c2 0xef000000
[    0.000000] mmu_features      = 0x7c006001
[    0.000000] firmware_features = 0x00000003c45bfc57
[    0.000000] htab_hash_mask    = 0x1ffffff
[    0.000000] -----------------------------------------------------
[    0.000000] numa:   NODE_DATA [mem 0x3bff7d5f00-0x3bff7dffff]
[    0.000000] numa:     NODE_DATA(0) on node 3
[    0.000000] numa:   NODE_DATA [mem 0x2e1fff5f00-0x2e1fffffff]
[    0.000000] numa:   NODE_DATA [mem 0x3bff7cbe00-0x3bff7d5eff]
[    0.000000] Section 15357 and 15359 (node 3) have a circular dependency on usemap and pgdat allocations
[    0.000000] PPC64 nvram contains 15360 bytes
[    0.000000] Top of RAM: 0x3c00000000, Total RAM: 0x3c00000000
[    0.000000] Memory hole size: 0MB
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000000000000-0x0000003bffffffff]
[    0.000000]   DMA32    empty
[    0.000000]   Normal   empty
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   2: [mem 0x0000000000000000-0x0000002e1fffffff]
[    0.000000]   node   3: [mem 0x0000002e20000000-0x0000003bffffffff]
[    0.000000] Could not find start_pfn for node 0
[    0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000000000000]
[    0.000000] On node 0 totalpages: 0
[    0.000000] Initmem setup node 2 [mem 0x0000000000000000-0x0000002e1fffffff]
[    0.000000] On node 2 totalpages: 3022848
[    0.000000]   DMA zone: 2952 pages used for memmap
[    0.000000]   DMA zone: 0 pages reserved
[    0.000000]   DMA zone: 3022848 pages, LIFO batch:1
[    0.000000] Initmem setup node 3 [mem 0x0000002e20000000-0x0000003bffffffff]
[    0.000000] On node 3 totalpages: 909312
[    0.000000]   DMA zone: 888 pages used for memmap
[    0.000000]   DMA zone: 0 pages reserved
[    0.000000]   DMA zone: 909312 pages, LIFO batch:1
[root@ltcalpine2-lp20 ibm,dynamic-reconfiguration-memory]#